| Bad Nenndorf to Oakley (California) | 5,538.48 mi (8,913.32 km) |
| Bad Nenndorf to Oakton (Virginia) | 4,032.54 mi (6,489.74 km) |
| Bad Nenndorf to Oakville (Missouri) | 4,539.00 mi (7,304.81 km) |
| Bad Nenndorf to Oatfield (Oregon) | 5,107.65 mi (8,219.96 km) |
| Bad Nenndorf to Ocala (Florida) | 4,710.78 mi (7,581.27 km) |
| Bad Nenndorf to Ocean Acres (New Jersey) | 3,874.89 mi (6,236.04 km) |
| Bad Nenndorf to Ocean City (New Jersey) | 3,909.83 mi (6,292.26 km) |
| Bad Nenndorf to Ocean Pines (Maryland) | 3,973.20 mi (6,394.25 km) |
| Bad Nenndorf to Ocean Pointe (Hawaii) | 7,291.60 mi (11,734.70 km) |
| Bad Nenndorf to Ocean Springs (Mississippi) | 4,904.47 mi (7,892.98 km) |
| Bad Nenndorf to Oceanside (California) | 5,708.79 mi (9,187.41 km) |
| Bad Nenndorf to Oceanside (New York) | 3,808.24 mi (6,128.76 km) |
| Bad Nenndorf to Ocoee (Florida) | 4,717.33 mi (7,591.82 km) |
| Bad Nenndorf to Oconomowoc (Wisconsin) | 4,237.46 mi (6,819.53 km) |
| Bad Nenndorf to Odenton (Maryland) | 4,000.57 mi (6,438.29 km) |
