| New Bedford to Olympia Heights (Florida) | 1,225.13 mi (1,971.66 km) |
| New Bedford to Omaha (Nebraska) | 1,295.76 mi (2,085.32 km) |
| New Bedford to On Top of the World Designated Place (Florida) | 1,075.77 mi (1,731.29 km) |
| New Bedford to Onalaska (Wisconsin) | 1,036.37 mi (1,667.87 km) |
| New Bedford to Oneida (New York) | 259.73 mi (417.99 km) |
| New Bedford to Oneonta (New York) | 218.36 mi (351.41 km) |
| New Bedford to Ontario (California) | 2,567.49 mi (4,131.98 km) |
| New Bedford to Ontario (Oregon) | 2,307.12 mi (3,712.96 km) |
| New Bedford to Opa-locka (Florida) | 1,211.92 mi (1,950.40 km) |
| New Bedford to Opelika (Alabama) | 1,007.10 mi (1,620.78 km) |
| New Bedford to Opelousas (Louisiana) | 1,403.11 mi (2,258.08 km) |
| New Bedford to Orange (California) | 2,585.73 mi (4,161.34 km) |
| New Bedford to Orange (Texas) | 1,498.63 mi (2,411.82 km) |
| New Bedford to Orange City (Florida) | 1,053.89 mi (1,696.07 km) |
| New Bedford to Orangeburg (South Carolina) | 782.83 mi (1,259.84 km) |
