| Carrollwood to Nuth | 4,672.46 mi (7,519.60 km) |
| Carrollwood to Oegstgeest | 4,589.02 mi (7,385.31 km) |
| Carrollwood to Oirschot | 4,636.46 mi (7,461.66 km) |
| Carrollwood to Oisterwijk | 4,630.68 mi (7,452.37 km) |
| Carrollwood to Oldebroek | 4,641.89 mi (7,470.40 km) |
| Carrollwood to Oldenzaal | 4,686.24 mi (7,541.77 km) |
| Carrollwood to Ommen | 4,661.33 mi (7,501.68 km) |
| Carrollwood to Oosterend | 4,637.50 mi (7,463.33 km) |
| Carrollwood to Oosterhout | 4,615.40 mi (7,427.76 km) |
| Carrollwood to Oosterwolde | 4,646.72 mi (7,478.17 km) |
| Carrollwood to Oostzaan | 4,601.16 mi (7,404.85 km) |
| Carrollwood to Opmeer | 4,598.74 mi (7,400.96 km) |
| Carrollwood to Oss | 4,640.02 mi (7,467.38 km) |
| Carrollwood to Oud-Beijerland | 4,593.27 mi (7,392.15 km) |
| Carrollwood to Oudenbosch | 4,602.73 mi (7,407.39 km) |
