# 1962 Ohio state highway renumbering

This article is part of the highway renumbering series. :
| Alabama | 1928, 1957 |
| Arkansas | 1926 |
| California | 1964 |
| Colorado | 1953, 1968 |
| Connecticut | 1932, 1963 |
| Florida | 1945 |
| Indiana | 1926 |
| Iowa | 1926, 1969 |
| Louisiana | 1955 |
| Maine | 1933 |
| Massachusetts | 1933 |
| Minnesota | 1934 |
| Missouri | 1926 |
| Montana | 1932 |
| Nebraska | 1926 |
| Nevada | 1976 |
| New Jersey | 1927, 1953 |
| New Mexico | 1988 |
| New York | 1927, 1930 |
| North Carolina | 1934, 1937, 1940, 1961 |
| Ohio | 1923, 1927, 1962 |
| Pennsylvania | 1928, 1961 |
| Puerto Rico | 1953 |
| South Carolina | 1928, 1937 |
| South Dakota | 1927, 1975 |
| Tennessee | 1983 |
| Texas | 1939 |
| Utah | 1962, 1977 |
| Virginia | 1923, 1928, 1933, 1940, 1958 |
| Washington | 1964 |
| Wisconsin | 1926 |
| Wyoming | 1927 |
| This box: viewtalkedit ||
In 1962, the Ohio Department of Highways implemented the system of Interstate Highways that had been approved by the states in 1956.
The State Route numbers 70, 71, 74, 75, 77, 80, 90, 270, 271, 275, 277, 280, 290, 675, and 680 conflicted with new designations, so the State Routes with those numbers were renumbered.
| New | Old | From | To |
| State Route 32 | State Route 74 | Cincinnati | Athens (subsequently extended to West Virginia border at Belpre) |
| State Route 41 | State Route 70 | Covington | Greenfield |
| State Route 41 | State Route 41 | Greenfield | Aberdeen |
| State Route 60 | State Route 60 | Vermilion | Loudonville (SR 60 overlaps SR 39 to east of Nashville) |
| State Route 60 | State Route 77 | East of Nashville (SR 60 overlaps SR 39 to east of Nashville) | West Virginia border in Marietta |
| State Route 93 | State Route 93 | Akron | West Lafayette |
| State Route 93 | State Route 75 | West Lafayette | Ironton |
| State Route 170 | State Route 90 | North Kingsville | Petersburg |
| State Route 170 | State Route 170 | Petersburg | Calcutta |
| State Route 183 | State Route 80 | Edinburg | Sandyville |
| State Route 207 | State Route 277 | Chillicothe | Mount Sterling |
| State Route 230 | State Route 270 | Perrysburg | Perrysburg (Fort Meigs State Memorial) |
| State Route 245 | State Route 275 | Rosewood | Marysville |
| State Route 296 | State Route 290 | Salem Township | Wayne Township |
| State Route 329 | State Route 280 | Trimble | Amesville |
| State Route 329 | State Route 329 | Amesville | Guysville |
| State Route 541 | State Route 271 | Martinsburg | Birmingham |
| State Route 571 | State Route 71 | Indiana | New Carlisle |
| State Route 681 | State Route 680 | Mineral | Reedsville |
| State Route 685 | State Route 675 | Buchtel | Trimble Township |
| State Route 751 | State Route 75 | Stone Creek | West Lafayette |
| State Route 753 | State Route 753 | Washington Court House | Greenfield |
| State Route 753 | State Route 70 | Greenfield | South of Cynthiana |
| State Route 754 | State Route 77 | Southwest of Shreve | East of Nashville |

## Other renumberings due to new interstate designations after 1962

* In 1972, due to the designation of I-76 in Ohio, Ohio State Route 76 had the part north of Beverly renumbered to Ohio State Route 83 and the rest became a southward extension of Ohio State Route 339.
* In 1973, due to the designation of I-670 in Ohio, Ohio State Route 670 had the portion east of Ohio State Route 313 become an extension of it and the rest was renumbered to Ohio State Route 761.