| Alpena to Roeselare | 3,786.10 mi (6,093.15 km) |
| Alpena to Ronse | 3,810.85 mi (6,132.97 km) |
| Alpena to Rotselaar | 3,845.23 mi (6,188.29 km) |
| Alpena to Rumst | 3,829.56 mi (6,163.08 km) |
| Alpena to Saint-Ghislain | 3,829.65 mi (6,163.23 km) |
| Alpena to Saint-Nicolas | 3,887.33 mi (6,256.05 km) |
| Alpena to Saint-Vith | 3,922.54 mi (6,312.72 km) |
| Alpena to Scherpenheuvel | 3,852.84 mi (6,200.54 km) |
| Alpena to Schilde | 3,829.79 mi (6,163.46 km) |
| Alpena to Schoten | 3,826.72 mi (6,158.52 km) |
| Alpena to Seneffe | 3,842.97 mi (6,184.67 km) |
| Alpena to Seraing | 3,887.91 mi (6,256.99 km) |
| Alpena to Sint-Amandsberg | 3,805.72 mi (6,124.71 km) |
| Alpena to Sint-Andries | 3,779.45 mi (6,082.43 km) |
| Alpena to Sint-Genesius-Rode | 3,839.01 mi (6,178.29 km) |
