| Hartford to Oliveira de Frades | 3,269.60 mi (5,261.92 km) |
| Hartford to Oliveira do Bairro | 3,259.95 mi (5,246.39 km) |
| Hartford to Oliveira do Hospital | 3,295.02 mi (5,302.82 km) |
| Hartford to Ourem | 3,281.18 mi (5,280.55 km) |
| Hartford to Ovar | 3,243.88 mi (5,220.52 km) |
| Hartford to Pacos de Ferreira | 3,244.13 mi (5,220.92 km) |
| Hartford to Palmela | 3,296.41 mi (5,305.07 km) |
| Hartford to Paredes | 3,249.13 mi (5,228.97 km) |
| Hartford to Paredes de Coura | 3,219.09 mi (5,180.62 km) |
| Hartford to Penacova | 3,277.26 mi (5,274.25 km) |
| Hartford to Penafiel | 3,251.32 mi (5,232.49 km) |
| Hartford to Peniche | 3,250.93 mi (5,231.86 km) |
| Hartford to Peso da Regua | 3,276.67 mi (5,273.29 km) |
| Hartford to Pinhal Novo | 3,293.84 mi (5,300.92 km) |
| Hartford to Pinhel | 3,321.19 mi (5,344.93 km) |
