| Portland to Roeselare | 5,027.85 mi (8,091.54 km) |
| Portland to Ronse | 5,051.01 mi (8,128.81 km) |
| Portland to Rotselaar | 5,068.13 mi (8,156.37 km) |
| Portland to Rumst | 5,053.26 mi (8,132.43 km) |
| Portland to Saint-Ghislain | 5,073.36 mi (8,164.78 km) |
| Portland to Saint-Nicolas | 5,106.79 mi (8,218.59 km) |
| Portland to Saint-Vith | 5,141.70 mi (8,274.77 km) |
| Portland to Scherpenheuvel | 5,071.41 mi (8,161.64 km) |
| Portland to Schilde | 5,048.63 mi (8,124.99 km) |
| Portland to Schoten | 5,046.01 mi (8,120.78 km) |
| Portland to Seneffe | 5,079.85 mi (8,175.23 km) |
| Portland to Seraing | 5,108.79 mi (8,221.80 km) |
| Portland to Sint-Amandsberg | 5,037.89 mi (8,107.70 km) |
| Portland to Sint-Andries | 5,015.22 mi (8,071.22 km) |
| Portland to Sint-Genesius-Rode | 5,070.45 mi (8,160.09 km) |
