| Castlebar to Saint-Esteve | 948.38 mi (1,526.27 km) |
| Castlebar to Saint-Etienne | 842.30 mi (1,355.54 km) |
| Castlebar to Saint-Etienne-du-Rouvray | 542.38 mi (872.87 km) |
| Castlebar to Saint-Fargeau | 629.95 mi (1,013.80 km) |
| Castlebar to Saint-Fons | 843.31 mi (1,357.18 km) |
| Castlebar to Saint-Gaudens | 871.39 mi (1,402.37 km) |
| Castlebar to Saint-Gely-du-Fesc | 918.80 mi (1,478.67 km) |
| Castlebar to Saint-Genis-Laval | 841.97 mi (1,355.01 km) |
| Castlebar to Saint-Genis-Pouilly | 856.59 mi (1,378.55 km) |
| Castlebar to Saint-Germain-en-Laye | 597.97 mi (962.34 km) |
| Castlebar to Saint-Germain-les-Arpajon | 617.08 mi (993.09 km) |
| Castlebar to Saint-Gilles | 938.00 mi (1,509.56 km) |
| Castlebar to Saint-Gratien | 601.48 mi (967.99 km) |
| Castlebar to Saint-Gregoire | 514.36 mi (827.79 km) |
| Castlebar to Saint-Herblain | 568.39 mi (914.74 km) |
