| Hadamar to Oxford (Alabama) | 4,630.59 mi (7,452.22 km) |
| Hadamar to Oxford (Mississippi) | 4,735.68 mi (7,621.34 km) |
| Hadamar to Oxford (Ohio) | 4,296.78 mi (6,915.00 km) |
| Hadamar to Oxnard (California) | 5,763.28 mi (9,275.10 km) |
| Hadamar to Oxon Hill (Maryland) | 4,025.24 mi (6,478.00 km) |
| Hadamar to Ozark (Alabama) | 4,729.54 mi (7,611.46 km) |
| Hadamar to Ozark (Missouri) | 4,738.71 mi (7,626.21 km) |
| Hadamar to Pace (Florida) | 4,832.82 mi (7,777.67 km) |
| Hadamar to Pacific Grove (California) | 5,695.95 mi (9,166.75 km) |
| Hadamar to Pacifica (California) | 5,651.13 mi (9,094.61 km) |
| Hadamar to Paducah (Kentucky) | 4,565.16 mi (7,346.91 km) |
| Hadamar to Pahrump (Nevada) | 5,549.94 mi (8,931.76 km) |
| Hadamar to Painesville (Ohio) | 4,058.39 mi (6,531.34 km) |
| Hadamar to Palatine (Illinois) | 4,294.89 mi (6,911.97 km) |
| Hadamar to Palatka (Florida) | 4,657.56 mi (7,495.61 km) |
