| North Richland Hills to Oliveira de Frades | 4,740.68 mi (7,629.38 km) |
| North Richland Hills to Oliveira do Bairro | 4,731.65 mi (7,614.85 km) |
| North Richland Hills to Oliveira do Hospital | 4,766.58 mi (7,671.08 km) |
| North Richland Hills to Ourem | 4,754.36 mi (7,651.40 km) |
| North Richland Hills to Ovar | 4,714.97 mi (7,588.01 km) |
| North Richland Hills to Pacos de Ferreira | 4,714.16 mi (7,586.70 km) |
| North Richland Hills to Palmela | 4,770.93 mi (7,678.07 km) |
| North Richland Hills to Paredes | 4,719.26 mi (7,594.91 km) |
| North Richland Hills to Paredes de Coura | 4,687.63 mi (7,544.01 km) |
| North Richland Hills to Penacova | 4,749.27 mi (7,643.22 km) |
| North Richland Hills to Penafiel | 4,721.40 mi (7,598.36 km) |
| North Richland Hills to Peniche | 4,724.86 mi (7,603.92 km) |
| North Richland Hills to Peso da Regua | 4,746.43 mi (7,638.65 km) |
| North Richland Hills to Pinhal Novo | 4,768.30 mi (7,673.84 km) |
| North Richland Hills to Pinhel | 4,791.26 mi (7,710.79 km) |
