| Westbrook to Oschatz | 3,717.14 mi (5,982.16 km) |
| Westbrook to Oschersleben | 3,623.84 mi (5,832.01 km) |
| Westbrook to Osnabruck | 3,492.77 mi (5,621.08 km) |
| Westbrook to Ostbevern | 3,491.57 mi (5,619.15 km) |
| Westbrook to Osterburg | 3,620.76 mi (5,827.06 km) |
| Westbrook to Ostercappeln | 3,498.04 mi (5,629.54 km) |
| Westbrook to Osterhofen | 3,797.76 mi (6,111.90 km) |
| Westbrook to Osterholz-Scharmbeck | 3,496.01 mi (5,626.29 km) |
| Westbrook to Osternienburg | 3,659.78 mi (5,889.85 km) |
| Westbrook to Osterode | 3,593.91 mi (5,783.83 km) |
| Westbrook to Osterwieck | 3,604.83 mi (5,801.41 km) |
| Westbrook to Ostfildern | 3,644.59 mi (5,865.40 km) |
| Westbrook to Osthofen | 3,577.63 mi (5,757.64 km) |
| Westbrook to Ostrhauderfehn | 3,453.55 mi (5,557.95 km) |
| Westbrook to Ostringen | 3,607.76 mi (5,806.13 km) |
