| Broomfield to Oerlinghausen | 4,946.33 mi (7,960.35 km) |
| Broomfield to Oestrich-Winkel | 5,016.38 mi (8,073.08 km) |
| Broomfield to Offenburg | 5,085.72 mi (8,184.68 km) |
| Broomfield to Oftersheim | 5,065.05 mi (8,151.41 km) |
| Broomfield to Ohrdruf | 5,065.11 mi (8,151.50 km) |
| Broomfield to Ohringen | 5,103.21 mi (8,212.82 km) |
| Broomfield to Olbernhau | 5,153.69 mi (8,294.06 km) |
| Broomfield to Olching | 5,210.77 mi (8,385.93 km) |
| Broomfield to Oldenburg | 4,877.77 mi (7,850.01 km) |
| Broomfield to Oldenburg in Holstein | 4,904.41 mi (7,892.88 km) |
| Broomfield to Olfen | 4,917.10 mi (7,913.31 km) |
| Broomfield to Olpe | 4,963.79 mi (7,988.45 km) |
| Broomfield to Olsberg | 4,969.20 mi (7,997.16 km) |
| Broomfield to Oranienburg | 5,048.14 mi (8,124.20 km) |
| Broomfield to Ortenberg | 5,034.08 mi (8,101.57 km) |
