| Tondela to Olympia Heights (Florida) | 4,187.93 mi (6,739.82 km) |
| Tondela to Omaha (Nebraska) | 4,376.30 mi (7,042.97 km) |
| Tondela to On Top of the World Designated Place (Florida) | 4,160.07 mi (6,694.98 km) |
| Tondela to Onalaska (Wisconsin) | 4,072.16 mi (6,553.51 km) |
| Tondela to Oneida (New York) | 3,388.48 mi (5,453.23 km) |
| Tondela to Oneonta (New York) | 3,376.20 mi (5,433.47 km) |
| Tondela to Ontario (California) | 5,609.77 mi (9,028.05 km) |
| Tondela to Ontario (Oregon) | 5,117.52 mi (8,235.85 km) |
| Tondela to Opa-locka (Florida) | 4,176.85 mi (6,721.99 km) |
| Tondela to Opelika (Alabama) | 4,184.89 mi (6,734.92 km) |
| Tondela to Opelousas (Louisiana) | 4,596.00 mi (7,396.55 km) |
| Tondela to Orange (California) | 5,629.94 mi (9,060.51 km) |
| Tondela to Orange (Texas) | 4,694.11 mi (7,554.43 km) |
| Tondela to Orange City (Florida) | 4,115.52 mi (6,623.30 km) |
| Tondela to Orangeburg (South Carolina) | 3,931.16 mi (6,326.59 km) |
