| Carrollwood to Oerlinghausen | 4,763.61 mi (7,666.30 km) |
| Carrollwood to Oestrich-Winkel | 4,780.78 mi (7,693.92 km) |
| Carrollwood to Offenburg | 4,813.33 mi (7,746.30 km) |
| Carrollwood to Oftersheim | 4,819.97 mi (7,757.00 km) |
| Carrollwood to Ohrdruf | 4,874.17 mi (7,844.22 km) |
| Carrollwood to Ohringen | 4,862.76 mi (7,825.85 km) |
| Carrollwood to Olbernhau | 4,983.86 mi (8,020.75 km) |
| Carrollwood to Olching | 4,965.05 mi (7,990.48 km) |
| Carrollwood to Oldenburg | 4,719.59 mi (7,595.45 km) |
| Carrollwood to Oldenburg in Holstein | 4,796.74 mi (7,719.60 km) |
| Carrollwood to Olfen | 4,717.20 mi (7,591.61 km) |
| Carrollwood to Olpe | 4,750.95 mi (7,645.92 km) |
| Carrollwood to Olsberg | 4,770.10 mi (7,676.74 km) |
| Carrollwood to Oranienburg | 4,925.14 mi (7,926.25 km) |
| Carrollwood to Ortenberg | 4,816.54 mi (7,751.48 km) |
