| Vila Pouca de Aguiar to Oerlinghausen | 1,053.56 mi (1,695.54 km) |
| Vila Pouca de Aguiar to Oestrich-Winkel | 952.60 mi (1,533.06 km) |
| Vila Pouca de Aguiar to Offenburg | 898.00 mi (1,445.20 km) |
| Vila Pouca de Aguiar to Oftersheim | 953.18 mi (1,533.99 km) |
| Vila Pouca de Aguiar to Ohrdruf | 1,085.26 mi (1,746.56 km) |
| Vila Pouca de Aguiar to Ohringen | 984.36 mi (1,584.17 km) |
| Vila Pouca de Aguiar to Olbernhau | 1,181.76 mi (1,901.85 km) |
| Vila Pouca de Aguiar to Olching | 1,033.87 mi (1,663.85 km) |
| Vila Pouca de Aguiar to Oldenburg | 1,090.04 mi (1,754.25 km) |
| Vila Pouca de Aguiar to Oldenburg in Holstein | 1,224.99 mi (1,971.42 km) |
| Vila Pouca de Aguiar to Olfen | 999.73 mi (1,608.92 km) |
| Vila Pouca de Aguiar to Olpe | 985.77 mi (1,586.44 km) |
| Vila Pouca de Aguiar to Olsberg | 1,022.06 mi (1,644.85 km) |
| Vila Pouca de Aguiar to Oranienburg | 1,244.31 mi (2,002.53 km) |
| Vila Pouca de Aguiar to Ortenberg | 1,005.25 mi (1,617.80 km) |
