| Totteridge to Oakley (California) | 5,311.41 mi (8,547.88 km) |
| Totteridge to Oakton (Virginia) | 3,670.48 mi (5,907.07 km) |
| Totteridge to Oakville (Missouri) | 4,206.93 mi (6,770.40 km) |
| Totteridge to Oatfield (Oregon) | 4,908.09 mi (7,898.80 km) |
| Totteridge to Ocala (Florida) | 4,334.45 mi (6,975.62 km) |
| Totteridge to Ocean Acres (New Jersey) | 3,509.09 mi (5,647.33 km) |
| Totteridge to Ocean City (New Jersey) | 3,543.26 mi (5,702.32 km) |
| Totteridge to Ocean Pines (Maryland) | 3,605.17 mi (5,801.96 km) |
| Totteridge to Ocean Pointe (Hawaii) | 7,220.56 mi (11,620.37 km) |
| Totteridge to Ocean Springs (Mississippi) | 4,545.68 mi (7,315.57 km) |
| Totteridge to Oceanside (California) | 5,449.42 mi (8,770.00 km) |
| Totteridge to Oceanside (New York) | 3,443.86 mi (5,542.36 km) |
| Totteridge to Ocoee (Florida) | 4,338.53 mi (6,982.19 km) |
| Totteridge to Oconomowoc (Wisconsin) | 3,916.65 mi (6,303.24 km) |
| Totteridge to Odenton (Maryland) | 3,637.75 mi (5,854.39 km) |
