| Tarpon Springs to Oliveira de Frades | 4,211.79 mi (6,778.22 km) |
| Tarpon Springs to Oliveira do Bairro | 4,198.86 mi (6,757.42 km) |
| Tarpon Springs to Oliveira do Hospital | 4,234.01 mi (6,813.99 km) |
| Tarpon Springs to Ourem | 4,209.61 mi (6,774.71 km) |
| Tarpon Springs to Ovar | 4,186.49 mi (6,737.50 km) |
| Tarpon Springs to Pacos de Ferreira | 4,192.03 mi (6,746.42 km) |
| Tarpon Springs to Palmela | 4,210.52 mi (6,776.18 km) |
| Tarpon Springs to Paredes | 4,196.45 mi (6,753.54 km) |
| Tarpon Springs to Paredes de Coura | 4,173.90 mi (6,717.24 km) |
| Tarpon Springs to Penacova | 4,213.94 mi (6,781.69 km) |
| Tarpon Springs to Penafiel | 4,198.85 mi (6,757.40 km) |
| Tarpon Springs to Peniche | 4,173.12 mi (6,715.98 km) |
| Tarpon Springs to Peso da Regua | 4,225.18 mi (6,799.78 km) |
| Tarpon Springs to Pinhal Novo | 4,208.69 mi (6,773.23 km) |
| Tarpon Springs to Pinhel | 4,267.44 mi (6,867.78 km) |
