| Mesolongi to Oliveira do Bairro | 1,596.07 mi (2,568.63 km) |
| Mesolongi to Oliveira do Hospital | 1,563.50 mi (2,516.21 km) |
| Mesolongi to Ourem | 1,605.30 mi (2,583.48 km) |
| Mesolongi to Ovar | 1,601.32 mi (2,577.07 km) |
| Mesolongi to Pacos de Ferreira | 1,587.65 mi (2,555.08 km) |
| Mesolongi to Palmela | 1,633.17 mi (2,628.33 km) |
| Mesolongi to Paredes | 1,584.41 mi (2,549.86 km) |
| Mesolongi to Paredes de Coura | 1,594.53 mi (2,566.15 km) |
| Mesolongi to Penacova | 1,586.10 mi (2,552.57 km) |
| Mesolongi to Penafiel | 1,581.83 mi (2,545.71 km) |
| Mesolongi to Peniche | 1,650.16 mi (2,655.67 km) |
| Mesolongi to Peso da Regua | 1,555.59 mi (2,503.48 km) |
| Mesolongi to Pinhal Novo | 1,633.22 mi (2,628.41 km) |
| Mesolongi to Pinhel | 1,519.89 mi (2,446.03 km) |
| Mesolongi to Pombal | 1,606.55 mi (2,585.49 km) |
