| Castelo Branco to Nowy Dwor Mazowiecki | 1,592.19 mi (2,562.39 km) |
| Castelo Branco to Nowy Sacz | 1,528.97 mi (2,460.64 km) |
| Castelo Branco to Nowy Targ | 1,496.66 mi (2,408.64 km) |
| Castelo Branco to Nowy Tomysl | 1,413.65 mi (2,275.06 km) |
| Castelo Branco to Nysa | 1,406.42 mi (2,263.41 km) |
| Castelo Branco to Oborniki | 1,449.87 mi (2,333.34 km) |
| Castelo Branco to Oborniki Slaskie | 1,411.72 mi (2,271.95 km) |
| Castelo Branco to Olawa | 1,417.29 mi (2,280.91 km) |
| Castelo Branco to Olecko | 1,702.54 mi (2,739.98 km) |
| Castelo Branco to Olesnica | 1,427.94 mi (2,298.04 km) |
| Castelo Branco to Olesno | 1,460.78 mi (2,350.90 km) |
| Castelo Branco to Olkusz | 1,494.13 mi (2,404.57 km) |
| Castelo Branco to Olsztyn | 1,620.22 mi (2,607.50 km) |
| Castelo Branco to Opalenica | 1,423.82 mi (2,291.41 km) |
| Castelo Branco to Opoczno | 1,548.91 mi (2,492.73 km) |
