| Illingen to Oliveira do Bairro | 973.02 mi (1,565.93 km) |
| Illingen to Oliveira do Hospital | 956.95 mi (1,540.06 km) |
| Illingen to Ourem | 1,018.07 mi (1,638.43 km) |
| Illingen to Ovar | 961.42 mi (1,547.26 km) |
| Illingen to Pacos de Ferreira | 933.79 mi (1,502.79 km) |
| Illingen to Palmela | 1,085.36 mi (1,746.72 km) |
| Illingen to Paredes | 934.32 mi (1,503.64 km) |
| Illingen to Paredes de Coura | 910.87 mi (1,465.91 km) |
| Illingen to Penacova | 976.87 mi (1,572.12 km) |
| Illingen to Penafiel | 932.15 mi (1,500.14 km) |
| Illingen to Peniche | 1,062.54 mi (1,710.00 km) |
| Illingen to Peso da Regua | 914.71 mi (1,472.09 km) |
| Illingen to Pinhal Novo | 1,082.53 mi (1,742.17 km) |
| Illingen to Pinhel | 906.78 mi (1,459.31 km) |
| Illingen to Pombal | 1,007.10 mi (1,620.78 km) |
