| Otsego to Cascais | 4,147.26 mi (6,674.37 km) |
| Otsego to Castelo Branco | 4,184.52 mi (6,734.34 km) |
| Otsego to Castro Daire | 4,122.13 mi (6,633.92 km) |
| Otsego to Celorico de Basto | 4,099.93 mi (6,598.20 km) |
| Otsego to Chamusca | 4,161.30 mi (6,696.96 km) |
| Otsego to Chaves | 4,107.93 mi (6,611.08 km) |
| Otsego to Cinfaes | 4,105.61 mi (6,607.34 km) |
| Otsego to Coimbra | 4,128.72 mi (6,644.54 km) |
| Otsego to Condeixa-a-Nova | 4,129.50 mi (6,645.78 km) |
| Otsego to Corroios | 4,162.32 mi (6,698.61 km) |
| Otsego to Coruche | 4,175.45 mi (6,719.73 km) |
| Otsego to Costa de Caparica | 4,157.41 mi (6,690.70 km) |
| Otsego to Covilha | 4,165.50 mi (6,703.72 km) |
| Otsego to Eiras | 4,127.69 mi (6,642.88 km) |
| Otsego to Elvas | 4,238.63 mi (6,821.42 km) |
