| Duncan to Roeselare | 4,841.41 mi (7,791.49 km) |
| Duncan to Ronse | 4,866.16 mi (7,831.32 km) |
| Duncan to Rotselaar | 4,900.28 mi (7,886.24 km) |
| Duncan to Rumst | 4,884.60 mi (7,861.01 km) |
| Duncan to Saint-Ghislain | 4,885.02 mi (7,861.68 km) |
| Duncan to Saint-Nicolas | 4,942.38 mi (7,953.99 km) |
| Duncan to Saint-Vith | 4,977.64 mi (8,010.74 km) |
| Duncan to Scherpenheuvel | 4,907.81 mi (7,898.35 km) |
| Duncan to Schilde | 4,884.73 mi (7,861.21 km) |
| Duncan to Schoten | 4,881.66 mi (7,856.28 km) |
| Duncan to Seneffe | 4,898.27 mi (7,883.01 km) |
| Duncan to Seraing | 4,942.99 mi (7,954.98 km) |
| Duncan to Sint-Amandsberg | 4,860.89 mi (7,822.85 km) |
| Duncan to Sint-Andries | 4,834.65 mi (7,780.62 km) |
| Duncan to Sint-Genesius-Rode | 4,894.22 mi (7,876.48 km) |
