| Nidderau to Oakley (California) | 5,640.92 mi (9,078.19 km) |
| Nidderau to Oakton (Virginia) | 4,073.64 mi (6,555.89 km) |
| Nidderau to Oakville (Missouri) | 4,598.68 mi (7,400.85 km) |
| Nidderau to Oatfield (Oregon) | 5,217.49 mi (8,396.74 km) |
| Nidderau to Ocala (Florida) | 4,741.03 mi (7,629.95 km) |
| Nidderau to Ocean Acres (New Jersey) | 3,913.25 mi (6,297.77 km) |
| Nidderau to Ocean City (New Jersey) | 3,947.64 mi (6,353.12 km) |
| Nidderau to Ocean Pines (Maryland) | 4,009.94 mi (6,453.38 km) |
| Nidderau to Ocean Pointe (Hawaii) | 7,427.93 mi (11,954.10 km) |
| Nidderau to Ocean Springs (Mississippi) | 4,948.13 mi (7,963.25 km) |
| Nidderau to Oceanside (California) | 5,800.83 mi (9,335.53 km) |
| Nidderau to Oceanside (New York) | 3,847.61 mi (6,192.13 km) |
| Nidderau to Ocoee (Florida) | 4,745.43 mi (7,637.03 km) |
| Nidderau to Oconomowoc (Wisconsin) | 4,302.76 mi (6,924.63 km) |
| Nidderau to Odenton (Maryland) | 4,041.12 mi (6,503.55 km) |
