| Rank | Representative | Party | District | Seniority date (previous service, if any)
| No.# of term(s) | Notes |
| 1 | Henry L. Dawes | R | MA-11 | March 4, 1857 | 9th term | Dean of the House Left the House in 1875. |
| 2 | William D. Kelley | R | PA-04 | March 4, 1861 | 7th term |
| 3 | Samuel Hooper | R | MA-04 | December 2, 1861 | 7th term | Died on February 14, 1875. |
| 4 | James G. Blaine | R | ME-03 | March 4, 1863 | 6th term | Speaker of the House |
| 5 | Charles A. Eldredge | D | WI-05 | March 4, 1863 | 6th term | Left the House in 1875. |
| 6 | James A. Garfield | R | OH-19 | March 4, 1863 | 6th term |
| 7 | Leonard Myers | R | PA-03 | March 4, 1863 | 6th term | Left the House in 1875. |
| 8 | Samuel J. Randall | D | PA-01 | March 4, 1863 | 6th term |
| 9 | Glenni W. Scofield | R | PA | March 4, 1863 | 6th term | Left the House in 1875. |
| 10 | Samuel S. Marshall | D | IL-19 | March 4, 1865 Previous service, 1855–1859. | 7th term* | Left the House in 1875. |
| 11 | William E. Niblack | D | IN-01 | March 4, 1865 Previous service, 1857–1861. | 7th term* | Left the House in 1875. |
| 12 | Philetus Sawyer | R | WI-06 | March 4, 1865 | 5th term | Left the House in 1875. |
| 13 | Horace Maynard | R | TN | July 24, 1866 Previous service, 1857–1863. | 8th term* | Left the House in 1875. |
| 14 | George M. Adams | D | KY-09 | March 4, 1867 | 4th term | Left the House in 1875. |
| 15 | Stevenson Archer | D | MD-02 | March 4, 1867 | 4th term | Left the House in 1875. |
| 16 | William Henry Barnum | D | CT-04 | March 4, 1867 | 4th term |
| 17 | James B. Beck | D | KY-07 | March 4, 1867 | 4th term | Left the House in 1875. |
| 18 | James Brooks | D | NY-06 | March 4, 1867 Previous service, 1849–1853 and 1863–1866. | 8th term** | Died on April 30, 1873. |
| 19 | Benjamin Butler | R | MA-06 | March 4, 1867 | 4th term |
| 20 | Roderick R. Butler | R | TN-01 | March 4, 1867 | 4th term | Left the House in 1875. |
| 21 | John Coburn | R | IN-05 | March 4, 1867 | 4th term | Left the House in 1875. |
| 22 | William S. Holman | D | IN-03 | March 4, 1867 Previous service, 1859–1865. | 7th term* |
| 23 | Luke P. Poland | R | VT-02 | March 4, 1867 | 4th term | Left the House in 1875. |
| 24 | John P. C. Shanks | R | IN-09 | March 4, 1867 Previous service, 1861–1863. | 5th term* | Left the House in 1875. |
| 25 | Henry H. Starkweather | R | CT-03 | March 4, 1867 | 4th term |
| 26 | J. Hale Sypher | R | LA-01 | March 4, 1867 | 4th term | Resigned on March 3, 1875. |
| 27 | William Williams | R | IN | March 4, 1867 | 4th term | Left the House in 1875. |
| 28 | Fernando Wood | R | NY-10 | March 4, 1867 Previous service, 1841–1843 and 1863–1865. | 6th term** |
| 29 | James Buffington | R | MA-01 | March 4, 1869 Previous service, 1855–1863. | 7th term* |
| 30 | Clinton L. Cobb | R | NC-01 | March 4, 1869 | 3rd term | Left the House in 1875. |
| 31 | Omar D. Conger | R | MI-07 | March 4, 1869 | 3rd term |
| 32 | Chester Bidwell Darrall | R | LA-03 | March 4, 1869 | 3rd term |
| 33 | Eugene Hale | R | ME-05 | March 4, 1869 | 3rd term |
| 34 | John B. Hawley | R | IL-06 | March 4, 1869 | 3rd term | Left the House in 1875. |
| 35 | Charles Hays | R | AL-04 | March 4, 1869 | 3rd term |
| 36 | George Frisbie Hoar | R | MA-09 | March 4, 1869 | 3rd term |
| 37 | Stephen W. Kellogg | R | CT-02 | March 4, 1869 | 3rd term | Left the House in 1875. |
| 38 | George W. McCrary | R | IA-01 | March 4, 1869 | 3rd term |
| 39 | Frank Morey | R | LA-05 | March 4, 1869 | 3rd term |
| 40 | James S. Negley | R | PA-22 | March 4, 1869 | 3rd term | Left the House in 1875. |
| 41 | Jasper Packard | R | IN | March 4, 1869 | 3rd term | Left the House in 1875. |
| 42 | John B. Packer | R | PA-14 | March 4, 1869 | 3rd term |
| 43 | Clarkson N. Potter | D | NY-11 | March 4, 1869 | 3rd term | Left the House in 1875. |
| 44 | Lionel Allen Sheldon | R | LA-02 | March 4, 1869 | 3rd term | Left the House in 1875. |
| 45 | Thomas Swann | D | MD-04 | March 4, 1869 | 3rd term |
| 46 | Washington Townsend | R | PA-07 | March 4, 1869 | 3rd term |
| 47 | James N. Tyner | R | IN-08 | March 4, 1869 | 3rd term | Left the House in 1875. |
| 48 | Erastus Wells | D | MO-02 | March 4, 1869 | 3rd term |
| 49 | William A. Wheeler | R | NY-18 | March 4, 1869 Previous service, 1861–1863. | 4th term* |
| 50 | Charles W. Willard | R | VT-01 | March 4, 1869 | 3rd term | Left the House in 1875. |
| 51 | Leonard Myers | R | PA-03 | April 9, 1869 Previous service, 1863–1869. | 6th term* | Left the House in 1875. |
| 52 | Horatio C. Burchard | R | IL-05 | December 6, 1869 | 3rd term |
| 53 | Henry W. Barry | R | MS-03 | April 8, 1870 | 3rd term | Left the House in 1875. |
| 54 | James H. Platt Jr. | R | VA-02 | January 27, 1870 | 3rd term | Left the House in 1875. |
| 55 | George C. McKee | R | MS-05 | February 23, 1870 | 3rd term | Left the House in 1875. |
| 56 | Henry W. Barry | R | MS-03 | April 8, 1870 | 3rd term | Left the House in 1875. |
| 57 | Alexander S. Wallace | R | SC-04 | May 27, 1870 | 3rd term |
| 58 | Joseph Rainey | R | SC-01 | December 12, 1870 | 3rd term |
| 59 | Richard H. Whiteley | R | GA-02 | December 22, 1870 | 3rd term | Left the House in 1875. |
| 60 | Pierce M. B. Young | D | GA-07 | December 22, 1870 Previous service, 1868–1869. | 4th term* | Left the House in 1875. |
| 61 | William E. Arthur | D | KY-06 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 62 | Thomas S. Ashe | D | NC-06 | March 4, 1871 | 2nd term |
| 63 | John T. Averill | R | MN-03 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 64 | J. Allen Barber | R | WI-03 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 65 | John M. Bright | D | TN-04 | March 4, 1871 | 2nd term |
| 66 | Freeman Clarke | R | NY-29 | March 4, 1871 Previous service, 1863–1865. | 3rd term* | Left the House in 1875. |
| 67 | Abram Comingo | D | MO-08 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 68 | Aylett R. Cotton | R | IA-02 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 69 | Edward Crossland | D | KY-01 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 70 | John J. Davis | D | WV-01 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 71 | William G. Donnan | R | IA-03 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 72 | R. Holland Duell | R | NY-24 | March 4, 1871 Previous service, 1859–1863. | 4th term* | Left the House in 1875. |
| 73 | Mark H. Dunnell | R | MN-01 | March 4, 1871 | 2nd term |
| 74 | Benjamin T. Eames | R | RI-01 | March 4, 1871 | 2nd term |
| 75 | Robert B. Elliott | R | SC-03 | March 4, 1871 | 2nd term | Resigned on November 1, 1874. |
| 76 | Charles B. Farwell | R | IL-03 | March 4, 1871 | 2nd term |
| 77 | Charles Foster | R | OH-10 | March 4, 1871 | 2nd term |
| 78 | William P. Frye | R | ME-02 | March 4, 1871 | 2nd term |
| 79 | John Hancock | D | TX-04 | March 4, 1871 | 2nd term |
| 80 | Alfred C. Harmer | R | PA-05 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 81 | John T. Harris | D | VA-07 | March 4, 1871 Previous service, 1859–1861. | 3rd term* |
| 82 | Harrison E. Havens | R | MO-06 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 83 | Gerry Whiting Hazelton | R | WI-02 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 84 | John W. Hazelton | R | NJ-01 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 85 | Frank Hereford | D | WV-03 | March 4, 1871 | 2nd term |
| 86 | William S. Herndon | D | TX-01 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 87 | Sherman Otis Houghton | R | CA-04 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 88 | Charles St. John | D | NY-12 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 89 | Charles W. Kendall | D | NV | March 4, 1871 | 2nd term | Left the House in 1875. |
| 90 | John Weinland Killinger | R | PA-10 | March 4, 1871 Previous service, 1859–1863. | 4th term* | Left the House in 1875. |
| 91 | Charles N. Lamison | D | OH-05 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 92 | William H. Lamport | R | NY-26 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 93 | William E. Lansing | R | NY-23 | March 4, 1871 Previous service, 1861–1863. | 3rd term* | Left the House in 1875. |
| 94 | James M. Leach | D | NC-05 | March 4, 1871 Previous service, 1859–1861. | 3rd term* | Left the House in 1875. |
| 95 | David Perley Lowe | R | KS | March 4, 1871 | 2nd term | Left the House in 1875. |
| 96 | Ebenezer McJunkin | R | PA-23 | March 4, 1871 | 2nd term | Resigned on January 1, 1875. |
| 97 | Clinton L. Merriam | R | NY-21 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 98 | Alexander Mitchell | D | WI-04 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 99 | James Monroe | R | OH-18 | March 4, 1871 | 2nd term |
| 100 | Jackson Orr | R | IA-09 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 101 | Hosea W. Parker | D | NH-03 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 102 | Isaac C. Parker | D | MO-09 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 103 | James M. Pendleton | R | RI-02 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 104 | Eli Perry | D | NY-15 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 105 | William B. Read | D | KY-04 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 106 | Ellis H. Roberts | R | NY-22 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 107 | William R. Roberts | D | NY-05 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 108 | James C. Robinson | D | IL-12 | March 4, 1871 Previous service, 1859–1865. | 5th term* | Left the House in 1875. |
| 109 | Jeremiah McLain Rusk | R | WI-07 | March 4, 1871 | 2nd term |
| 110 | Walter L. Sessions | R | NY-32 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 111 | Lazarus D. Shoemaker | R | PA-12 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 112 | Joseph H. Sloss | D | AL-06 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 113 | Horace B. Smith | R | NY-27 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 114 | Oliver P. Snyder | R | AR-02 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 115 | Robert M. Speer | D | PA-17 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 116 | William P. Sprague | R | OH-15 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 117 | John B. Storm | D | PA-11 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 118 | William Henry Harrison Stowell | R | VA-04 | March 4, 1871 | 2nd term |
| 119 | Charles R. Thomas | R | NC-02 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 120 | Alfred Moore Waddell | D | NC-03 | March 4, 1871 | 2nd term |
| 121 | Henry Waldron | R | MI-02 | March 4, 1871 Previous service, 1855–1861. | 5th term* |
| 122 | Washington C. Whitthorne | D | TN-06 | March 4, 1871 | 2nd term |
| 123 | Jeremiah M. Wilson | R | IN-04 | March 4, 1871 | 2nd term | Left the House in 1875. |
| 124 | Wilder D. Foster | R | MI-05 | December 4, 1871 | 2nd term | Died on September 20, 1873. |
| 125 | Alvah Crocker | R | MA-10 | January 2, 1872 | 2nd term | Died on December 26, 1874. |
| 126 | Dewitt C. Giddings | D | TX-03 | May 13, 1872 | 2nd term | Left the House in 1875. |
| 127 | Joseph Roswell Hawley | R | CT-01 | December 2, 1872 | 2nd term | Left the House in 1875. |
| 128 | William Albert | R | MD-05 | March 4, 1873 | 1st term | Left the House in 1875. |
| 129 | Charles Albright | R | PA | March 4, 1873 | 1st term | Left the House in 1875. |
| 130 | John DeWitt Clinton Atkins | D | TN-07 | March 4, 1873 Previous service, 1857–1859. | 2nd term* |
| 131 | Henry B. Banning | LR | OH-02 | March 4, 1873 | 1st term |
| 132 | Granville Barrere | R | IL-09 | March 4, 1873 | 1st term | Left the House in 1875. |
| 133 | Lyman K. Bass | R | NY-31 | March 4, 1873 | 1st term |
| 134 | Josiah Begole | R | MI-06 | March 4, 1873 | 1st term | Left the House in 1875. |
| 135 | Hiram Parks Bell | D | GA-09 | March 4, 1873 | 1st term | Left the House in 1875. |
| 136 | John Berry | D | OH-14 | March 4, 1873 | 1st term | Left the House in 1875. |
| 137 | Richard P. Bland | D | MO-05 | March 4, 1873 | 1st term |
| 138 | James Henderson Blount | D | GA-06 | March 4, 1873 | 1st term |
| 139 | James Soloman Biery | R | PA-06 | March 4, 1873 | 1st term | Left the House in 1875. |
| 140 | Rees Bowen | D | VA-09 | March 4, 1873 | 1st term | Left the House in 1875. |
| 141 | Nathan B. Bradley | R | MI-08 | March 4, 1873 | 1st term |
| 142 | Frederick George Bromberg | R | AL-01 | March 4, 1873 | 1st term | Left the House in 1875. |
| 143 | John Y. Brown | D | KY-02 | March 4, 1873 Previous service, 1860–1861. | 2nd term* |
| 144 | Aylett Hawes Buckner | D | MO-13 | March 4, 1873 | 1st term |
| 145 | Hezekiah S. Bundy | R | OH-11 | March 4, 1873 Previous service, 1865–1867. | 2nd term* | Left the House in 1875. |
| 146 | John H. Burleigh | R | ME-01 | March 4, 1873 | 1st term |
| 147 | Julius C. Burrows | R | MI-04 | March 4, 1873 | 1st term | Left the House in 1875. |
| 148 | Richard H. Cain | R | SC | March 4, 1873 | 1st term | Left the House in 1875. |
| 149 | John Henry Caldwell | D | AL-05 | March 4, 1873 | 1st term |
| 150 | Thomas J. Cason | R | IN-07 | March 4, 1873 | 1st term |
| 151 | Joseph Gurney Cannon | R | IL-14 | March 4, 1873 | 1st term |
| 152 | John Cessna | R | PA-16 | March 4, 1873 Previous service, 1869–1871. | 2nd term* | Left the House in 1875. |
| 153 | Amos Clark Jr. | R | NJ-03 | March 4, 1873 | 1st term | Left the House in 1875. |
| 154 | John Bullock Clark Jr. | D | MO-11 | March 4, 1873 | 1st term |
| 155 | Charles Clayton | R | CA-01 | March 4, 1873 | 1st term | Left the House in 1875. |
| 156 | Isaac Clements | R | IL-18 | March 4, 1873 | 1st term | Left the House in 1875. |
| 157 | Hiester Clymer | D | PA-08 | March 4, 1873 | 1st term |
| 158 | Stephen A. Cobb | R | KS | March 4, 1873 | 1st term | Left the House in 1875. |
| 159 | Philip Cook | D | GA-03 | March 4, 1873 | 1st term |
| 160 | Franklin Corwin | R | IL-07 | March 4, 1873 | 1st term | Left the House in 1875. |
| 161 | Thomas J. Creamer | D | NY-07 | March 4, 1873 | 1st term | Left the House in 1875. |
| 162 | Thomas T. Crittenden | D | MO-07 | March 4, 1873 | 1st term | Left the House in 1875. |
| 163 | Philip S. Crooke | R | NY-04 | March 4, 1873 | 1st term | Left the House in 1875. |
| 164 | Lorenzo Crounse | R | NE | March 4, 1873 | 1st term |
| 165 | William Crutchfield | R | TN-03 | March 4, 1873 | 1st term | Left the House in 1875. |
| 166 | Carlton B. Curtis | R | PA-19 | March 4, 1873 Previous service, 1851–1855. | 3rd term* | Left the House in 1875. |
| 167 | Lorenzo Danford | R | OH-16 | March 4, 1873 | 1st term |
| 168 | Alexander Davis | D | VA-05 | March 4, 1873 | 1st term | Resigned on March 5, 1874. |
| 169 | David M. De Witt | D | NY-14 | March 4, 1873 | 1st term | Left the House in 1875. |
| 170 | Samuel A. Dobbins | R | NJ-02 | March 4, 1873 | 1st term |
| 171 | Milton J. Durham | D | KY-08 | March 4, 1873 | 1st term |
| 172 | John R. Eden | D | IL-15 | March 4, 1873 Previous service, 1863–1865. | 2nd term* |
| 173 | Moses W. Field | R | MI-01 | March 4, 1873 | 1st term | Left the House in 1875. |
| 174 | Greenbury L. Fort | R | IL-08 | March 4, 1873 | 1st term |
| 175 | James C. Freeman | R | GA-05 | March 4, 1873 | 1st term | Left the House in 1875. |
| 176 | John Montgomery Glover | D | MO-12 | March 4, 1873 | 1st term |
| 177 | Daniel W. Gooch | R | MA-05 | March 4, 1873 Previous service, 1858–1865. | 6th term* | Left the House in 1875. |
| 178 | Lewis B. Gunckel | R | OH-04 | March 4, 1873 | 1st term | Left the House in 1875. |
| 179 | John Hagans | R | WV-02 | March 4, 1873 | 1st term | Left the House in 1875. |
| 180 | Robert S. Hale | R | NY-17 | March 4, 1873 Previous service, 1865–1867. | 2nd term* | Left the House in 1875. |
| 181 | Robert Hamilton | D | NJ-04 | March 4, 1873 | 1st term |
| 182 | Benjamin W. Harris | R | MA-02 | March 4, 1873 | 1st term |
| 183 | Henry R. Harris | D | GA-04 | March 4, 1873 | 1st term |
| 184 | Horace Harrison | R | TN-05 | March 4, 1873 | 1st term | Left the House in 1875. |
| 185 | Robert Anthony Hatcher | D | MO-04 | March 4, 1873 | 1st term |
| 186 | Henry H. Hathorn | R | NY-19 | March 4, 1873 | 1st term |
| 187 | George W. Hendee | R | VT-03 | March 4, 1873 | 1st term |
| 188 | Samuel F. Hersey | R | ME-04 | March 4, 1873 | 1st term | Died on February 3, 1875. |
| 189 | Ebenezer R. Hoar | R | MA-07 | March 4, 1873 | 1st term | Left the House in 1875. |
| 190 | Asa Hodges | R | AR-01 | March 4, 1873 | 1st term | Left the House in 1875. |
| 191 | George Gilbert Hoskins | R | NY-30 | March 4, 1873 | 1st term |
| 192 | Albert R. Howe | R | MS-02 | March 4, 1873 | 1st term | Left the House in 1875. |
| 193 | Jay Abel Hubbell | R | MI-09 | March 4, 1873 | 1st term |
| 194 | Morton C. Hunter | R | IN-06 | March 4, 1873 Previous service, 1867–1869. | 2nd term* |
| 195 | Eppa Hunton | D | VA-08 | March 4, 1873 | 1st term |
| 196 | Stephen A. Hurlbut | R | IL-04 | March 4, 1873 | 1st term |
| 197 | Ira B. Hyde | R | MO-10 | March 4, 1873 | 1st term | Left the House in 1875. |
| 198 | William J. Hynes | D | AR | March 4, 1873 | 1st term | Left the House in 1875. |
| 199 | Hugh J. Jewett | D | OH-12 | March 4, 1873 | 1st term | Resigned on June 23, 1874. |
| 200 | John A. Kasson | R | IA-07 | March 4, 1873 Previous service, 1863–1867. | 3rd term* |
| 201 | Robert M. Knapp | D | IL-11 | March 4, 1873 | 1st term | Left the House in 1875. |
| 202 | Lucius Quintus Cincinnatus Lamar II | D | MS-01 | March 4, 1873 Previous service, 1857–1860. | 3rd term* |
| 203 | William Lawrence | R | OH-08 | March 4, 1873 Previous service, 1865–1871. | 4th term* |
| 204 | John D. Lawson | R | NY-08 | March 4, 1873 | 1st term | Left the House in 1875. |
| 205 | Barbour Lewis | R | TN-09 | March 4, 1873 | 1st term | Left the House in 1875. |
| 206 | James R. Lofland | R | DE | March 4, 1873 | 1st term | Left the House in 1875. |
| 207 | William Loughridge | R | IA-06 | March 4, 1873 Previous service, 1867–1871. | 3rd term* | Left the House in 1875. |
| 208 | Lloyd Lowndes Jr. | R | MD-06 | March 4, 1873 | 1st term | Left the House in 1875. |
| 209 | John K. Luttrell | D | CA-03 | March 4, 1873 | 1st term |
| 210 | John R. Lynch | R | MS-06 | March 4, 1873 | 1st term |
| 211 | Clinton D. MacDougall | R | NY-25 | March 4, 1873 | 1st term |
| 212 | John A. Magee | D | PA-15 | March 4, 1873 | 1st term | Left the House in 1875. |
| 213 | James S. Martin | R | IL-16 | March 4, 1873 | 1st term | Left the House in 1875. |
| 214 | Alexander S. McDill | R | WI-08 | March 4, 1873 | 1st term | Left the House in 1875. |
| 215 | James W. McDill | R | IA-08 | March 4, 1873 | 1st term |
| 216 | William P. McLean | D | TX-02 | March 4, 1873 | 1st term | Left the House in 1875. |
| 217 | John McNulta | R | IL-13 | March 4, 1873 | 1st term | Left the House in 1875. |
| 218 | David B. Mellish | R | NY-09 | March 4, 1873 | 1st term | Died on May 23, 1874. |
| 219 | Charles W. Milliken | D | KY-03 | March 4, 1873 | 1st term |
| 220 | Roger Q. Mills | D | TX | March 4, 1873 | 1st term |
| 221 | William S. Moore | R | PA-24 | March 4, 1873 | 1st term | Left the House in 1875. |
| 222 | William Ralls Morrison | D | IL-17 | March 4, 1873 Previous service, 1863–1865. | 2nd term* |
| 223 | Lawrence T. Neal | D | OH-07 | March 4, 1873 | 1st term |
| 224 | Jason Niles | R | MS-04 | March 4, 1873 | 1st term | Left the House in 1875. |
| 225 | David A. Nunn | R | TN-08 | March 4, 1873 Previous service, 1867–1869. | 2nd term* | Left the House in 1875. |
| 226 | William J. O'Brien | D | MD-03 | March 4, 1873 | 1st term |
| 227 | Charles O'Neill | R | PA-02 | March 4, 1873 Previous service, 1863–1871. | 5th term* |
| 228 | Godlove Stein Orth | R | IN | March 4, 1873 Previous service, 1863–1871. | 5th term* | Left the House in 1875. |
| 229 | Horace F. Page | R | CA-02 | March 4, 1873 | 1st term |
| 230 | Richard C. Parsons | R | OH-20 | March 4, 1873 | 1st term | Left the House in 1875. |
| 231 | Charles Pelham | R | AL-03 | March 4, 1873 | 1st term | Left the House in 1875. |
| 232 | William Walter Phelps | R | NJ-05 | March 4, 1873 | 1st term | Left the House in 1875. |
| 233 | William A. Phillips | R | KS | March 4, 1873 | 1st term |
| 234 | Austin F. Pike | R | NH-02 | March 4, 1873 | 1st term | Left the House in 1875. |
| 235 | Thomas C. Platt | R | NY-28 | March 4, 1873 | 1st term |
| 236 | Henry O. Pratt | R | IA-04 | March 4, 1873 | 1st term |
| 237 | William J. Purman | R | FL | March 4, 1873 | 1st term | Resigned on January 25, 1875. |
| 238 | Alonzo J. Ransier | R | SC-02 | March 4, 1873 | 1st term | Left the House in 1875. |
| 239 | James T. Rapier | R | AL-02 | March 4, 1873 | 1st term | Left the House in 1875. |
| 240 | Morgan Rawls | D | GA-01 | March 4, 1873 | 1st term | Resigned on March 24, 1874. |
| 241 | William H. Ray | R | IL-10 | March 4, 1873 | 1st term | Left the House in 1875. |
| 242 | John B. Rice | R | IL-01 | March 4, 1873 | 1st term | Died on December 17, 1874. |
| 243 | Hiram L. Richmond | R | PA-20 | March 4, 1873 | 1st term | Left the House in 1875. |
| 244 | William M. Robbins | D | NC-07 | March 4, 1873 | 1st term |
| 245 | James W. Robinson | R | OH-09 | March 4, 1873 | 1st term | Left the House in 1875. |
| 246 | Sobieski Ross | R | PA-18 | March 4, 1873 | 1st term |
| 247 | Henry B. Sayler | R | IN-10 | March 4, 1873 | 1st term | Left the House in 1875. |
| 248 | Milton Sayler | D | OH-01 | March 4, 1873 | 1st term |
| 249 | John G. Schumaker | D | NY-02 | March 4, 1873 Previous service, 1869–1871. | 2nd term* |
| 250 | Henry Joel Scudder | R | NY-01 | March 4, 1873 | 1st term | Left the House in 1875. |
| 251 | Isaac W. Scudder | R | NJ-07 | March 4, 1873 | 1st term | Left the House in 1875. |
| 252 | James B. Sener | R | VA-01 | March 4, 1873 | 1st term | Left the House in 1875. |
| 253 | Charles C. Sheats | R | AL | March 4, 1873 | 1st term | Left the House in 1875. |
| 254 | Isaac R. Sherwood | R | OH-06 | March 4, 1873 | 1st term | Left the House in 1875. |
| 255 | William B. Small | R | NH-01 | March 4, 1873 | 1st term | Left the House in 1875. |
| 256 | James S. Smart | R | NY-16 | March 4, 1873 | 1st term | Left the House in 1875. |
| 257 | Abraham Herr Smith | R | PA-09 | March 4, 1873 | 1st term |
| 258 | John A. Smith | R | VA-03 | March 4, 1873 | 1st term | Left the House in 1875. |
| 259 | John Quincy Smith | R | OH-03 | March 4, 1873 | 1st term | Left the House in 1875. |
| 260 | William A. Smith | R | NC-04 | March 4, 1873 | 1st term | Left the House in 1875. |
| 261 | Milton I. Southard | D | OH-13 | March 4, 1873 | 1st term |
| 262 | Edwin O. Stanard | R | MO-01 | March 4, 1873 | 1st term | Left the House in 1875. |
| 263 | Elisha Standiford | D | KY-05 | March 4, 1873 | 1st term | Left the House in 1875. |
| 264 | Horace B. Strait | R | MN-02 | March 4, 1873 | 1st term |
| 265 | James D. Strawbridge | R | PA-13 | March 4, 1873 | 1st term | Left the House in 1875. |
| 266 | William H. Stone | D | MO-03 | March 4, 1873 | 1st term |
| 267 | Alexander W. Taylor | R | PA-21 | March 4, 1873 | 1st term | Left the House in 1875. |
| 268 | Jacob Montgomery Thornburgh | R | TN-02 | March 4, 1873 | 1st term |
| 269 | Lyman Tremain | R | NY | March 4, 1873 | 1st term | Left the House in 1875. |
| 270 | Lemuel Todd | R | PA | March 4, 1873 Previous service, 1855–1857. | 2nd term* | Left the House in 1875. |
| 271 | Robert B. Vance | D | NC-08 | March 4, 1873 | 1st term |
| 272 | Josiah T. Walls | R | FL | March 4, 1873 Previous service, 1871–1873. | 2nd term* |
| 273 | Jasper D. Ward | R | IL-02 | March 4, 1873 | 1st term | Left the House in 1875. |
| 274 | Marcus Lawrence Ward | R | NJ-06 | March 4, 1873 | 1st term | Left the House in 1875. |
| 275 | John O. Whitehouse | D | NY-13 | March 4, 1873 | 1st term |
| 276 | William Whiting | R | MA-03 | March 4, 1873 | 1st term | Died on June 29, 1873. |
| 277 | David Wilber | R | NY-20 | March 4, 1873 | 1st term | Left the House in 1875. |
| 278 | Charles G. Williams | R | WI-01 | March 4, 1873 | 1st term |
| 279 | John M. S. Williams | R | MA-08 | March 4, 1873 | 1st term | Left the House in 1875. |
| 280 | George Willard | R | MI-03 | March 4, 1873 | 1st term |
| 281 | Asa H. Willie | D | TX | March 4, 1873 | 1st term | Left the House in 1875. |
| 282 | William W. Wilshire | R | AR-03 | March 4, 1873 | 1st term | Resigned on June 16, 1874. |
| 283 | Ephraim King Wilson II | D | MD-01 | March 4, 1873 | 1st term | Left the House in 1875. |
| 284 | Joseph G. Wilson | R | OR | March 4, 1873 | 1st term | Died on July 2, 1873. |
| 285 | Alexander White | R | AL | March 4, 1873 Previous service, 1851–1853. | 2nd term* | Left the House in 1875. |
| 286 | Thomas Whitehead | D | VA-06 | March 4, 1873 | 1st term | Left the House in 1875. |
| 287 | James Wilson | R | IA-05 | March 4, 1873 | 1st term |
| 288 | Simeon K. Wolfe | D | IN-02 | March 4, 1873 | 1st term | Left the House in 1875. |
| 289 | Stewart L. Woodford | R | NY-03 | March 4, 1873 | 1st term | Resigned on July 1, 1874. |
| 290 | Laurin D. Woodworth | R | OH-17 | March 4, 1873 | 1st term |
| 291 | John D. Young | D | KY-10 | March 4, 1873 | 1st term | Left the House in 1875. |
| Samuel S. Cox | D | NY-06 | November 4, 1873 Previous service, 1857–1865 and 1869–1873. | 7th term** |
| George Luke Smith | R | LA-04 | November 24, 1873 | 1st term | Left the House in 1875. |
| James Nesmith | D | OR | December 1, 1873 | 1st term | Left the House in 1875. |
| Henry L. Pierce | R | MA-03 | December 1, 1873 | 1st term |
| Alexander H. Stephens | D | GA-08 | December 1, 1873 Previous service, 1843–1859. | 9th term* |
| William B. Williams | R | MI-05 | December 1, 1873 | 1st term |
| Christopher Thomas | R | VA-05 | March 5, 1874 | 1st term | Left the House in 1875. |
| Andrew Sloan | R | GA-01 | March 24, 1874 | 1st term | Left the House in 1875. |
| Thomas M. Gunter | D | AR-03 | June 16, 1874 | 1st term |
| Lewis C. Carpenter | R | SC-03 | November 3, 1874 | 1st term | Left the House in 1875. |
| Simeon B. Chittenden | R | NY-03 | November 3, 1874 | 1st term |
| William E. Finck | D | OH-12 | December 7, 1874 Previous service, 1863–1867. | 3rd term* | Left the House in 1875. |
| Richard Schell | D | NY-09 | December 7, 1874 | 1st term | Left the House in 1875. |
| John M. Thompson | R | PA-23 | December 22, 1874 | 1st term | Left the House in 1875. |
| Charles A. Stevens | R | MA-10 | January 27, 1875 | 1st term | Left the House in 1875. |
| Bernard G. Caulfield | D | IL-01 | February 1, 1875 | 1st term |
| Effingham Lawrence | D | LA-01 | March 3, 1875 | 1st term | Left the House in 1875. |
| George A. Sheridan | R | LA | March 3, 1875 | 1st term | Left the House in 1875. |