| Avranches to Olympia Heights (Florida) | 4,416.24 mi (7,107.26 km) |
| Avranches to Omaha (Nebraska) | 4,349.64 mi (7,000.06 km) |
| Avranches to On Top of the World Designated Place (Florida) | 4,342.69 mi (6,988.89 km) |
| Avranches to Onalaska (Wisconsin) | 4,044.58 mi (6,509.12 km) |
| Avranches to Oneida (New York) | 3,451.36 mi (5,554.43 km) |
| Avranches to Oneonta (New York) | 3,450.33 mi (5,552.77 km) |
| Avranches to Ontario (California) | 5,508.10 mi (8,864.43 km) |
| Avranches to Ontario (Oregon) | 4,942.55 mi (7,954.26 km) |
| Avranches to Opa-locka (Florida) | 4,404.08 mi (7,087.69 km) |
| Avranches to Opelika (Alabama) | 4,311.66 mi (6,938.94 km) |
| Avranches to Opelousas (Louisiana) | 4,699.67 mi (7,563.39 km) |
| Avranches to Orange (California) | 5,528.52 mi (8,897.30 km) |
| Avranches to Orange (Texas) | 4,790.25 mi (7,709.16 km) |
| Avranches to Orange City (Florida) | 4,306.48 mi (6,930.62 km) |
| Avranches to Orangeburg (South Carolina) | 4,078.01 mi (6,562.93 km) |
