| Horn Lake to Oliveira de Frades | 4,319.04 mi (6,950.82 km) |
| Horn Lake to Oliveira do Bairro | 4,309.42 mi (6,935.35 km) |
| Horn Lake to Oliveira do Hospital | 4,344.49 mi (6,991.77 km) |
| Horn Lake to Ourem | 4,330.53 mi (6,969.32 km) |
| Horn Lake to Ovar | 4,293.32 mi (6,909.43 km) |
| Horn Lake to Pacos de Ferreira | 4,293.44 mi (6,909.63 km) |
| Horn Lake to Palmela | 4,345.09 mi (6,992.75 km) |
| Horn Lake to Paredes | 4,298.46 mi (6,917.70 km) |
| Horn Lake to Paredes de Coura | 4,268.11 mi (6,868.85 km) |
| Horn Lake to Penacova | 4,326.74 mi (6,963.21 km) |
| Horn Lake to Penafiel | 4,300.64 mi (6,921.21 km) |
| Horn Lake to Peniche | 4,300.02 mi (6,920.22 km) |
| Horn Lake to Peso da Regua | 4,325.94 mi (6,961.93 km) |
| Horn Lake to Pinhal Novo | 4,342.56 mi (6,988.68 km) |
| Horn Lake to Pinhel | 4,370.51 mi (7,033.66 km) |
