| Ub to Oakley (California) | 6,261.19 mi (10,076.41 km) |
| Ub to Oakton (Virginia) | 4,724.87 mi (7,603.94 km) |
| Ub to Oakville (Missouri) | 5,256.14 mi (8,458.94 km) |
| Ub to Oatfield (Oregon) | 5,820.65 mi (9,367.44 km) |
| Ub to Ocala (Florida) | 5,382.84 mi (8,662.84 km) |
| Ub to Ocean Acres (New Jersey) | 4,562.84 mi (7,343.18 km) |
| Ub to Ocean City (New Jersey) | 4,596.80 mi (7,397.84 km) |
| Ub to Ocean Pines (Maryland) | 4,658.27 mi (7,496.75 km) |
| Ub to Ocean Pointe (Hawaii) | 7,891.31 mi (12,699.84 km) |
| Ub to Ocean Springs (Mississippi) | 5,600.26 mi (9,012.75 km) |
| Ub to Oceanside (California) | 6,438.98 mi (10,362.54 km) |
| Ub to Oceanside (New York) | 4,497.94 mi (7,238.74 km) |
| Ub to Ocoee (Florida) | 5,385.07 mi (8,666.43 km) |
| Ub to Oconomowoc (Wisconsin) | 4,959.95 mi (7,982.27 km) |
| Ub to Odenton (Maryland) | 4,692.03 mi (7,551.09 km) |
