| Worthington to Oerlinghausen | 4,175.64 mi (6,720.05 km) |
| Worthington to Oestrich-Winkel | 4,215.57 mi (6,784.31 km) |
| Worthington to Offenburg | 4,264.91 mi (6,863.72 km) |
| Worthington to Oftersheim | 4,259.67 mi (6,855.27 km) |
| Worthington to Ohrdruf | 4,291.84 mi (6,907.05 km) |
| Worthington to Ohringen | 4,301.29 mi (6,922.26 km) |
| Worthington to Olbernhau | 4,394.94 mi (7,072.98 km) |
| Worthington to Olching | 4,407.89 mi (7,093.82 km) |
| Worthington to Oldenburg | 4,120.64 mi (6,631.52 km) |
| Worthington to Oldenburg in Holstein | 4,179.19 mi (6,725.76 km) |
| Worthington to Olfen | 4,135.47 mi (6,655.40 km) |
| Worthington to Olpe | 4,175.38 mi (6,719.63 km) |
| Worthington to Olsberg | 4,189.11 mi (6,741.72 km) |
| Worthington to Oranienburg | 4,316.17 mi (6,946.20 km) |
| Worthington to Ortenberg | 4,244.30 mi (6,830.54 km) |
