| High Point to Oerlinghausen | 4,261.09 mi (6,857.57 km) |
| High Point to Oestrich-Winkel | 4,288.68 mi (6,901.96 km) |
| High Point to Offenburg | 4,329.21 mi (6,967.19 km) |
| High Point to Oftersheim | 4,330.29 mi (6,968.93 km) |
| High Point to Ohrdruf | 4,374.56 mi (7,040.17 km) |
| High Point to Ohringen | 4,372.69 mi (7,037.16 km) |
| High Point to Olbernhau | 4,481.64 mi (7,212.50 km) |
| High Point to Olching | 4,477.37 mi (7,205.62 km) |
| High Point to Oldenburg | 4,212.06 mi (6,778.65 km) |
| High Point to Oldenburg in Holstein | 4,281.41 mi (6,890.27 km) |
| High Point to Olfen | 4,217.33 mi (6,787.13 km) |
| High Point to Olpe | 4,253.99 mi (6,846.13 km) |
| High Point to Olsberg | 4,270.74 mi (6,873.10 km) |
| High Point to Oranienburg | 4,413.88 mi (7,103.45 km) |
| High Point to Ortenberg | 4,321.33 mi (6,954.50 km) |
