| Hertford to Rochefort | 406.48 mi (654.16 km) |
| Hertford to Rodez | 528.75 mi (850.93 km) |
| Hertford to Rognac | 624.62 mi (1,005.23 km) |
| Hertford to Roissy-en-Brie | 240.07 mi (386.35 km) |
| Hertford to Romainville | 229.69 mi (369.65 km) |
| Hertford to Romans-sur-Isere | 522.02 mi (840.11 km) |
| Hertford to Rombas | 323.07 mi (519.93 km) |
| Hertford to Romilly-sur-Seine | 282.30 mi (454.32 km) |
| Hertford to Ronchin | 159.85 mi (257.26 km) |
| Hertford to Roncq | 155.86 mi (250.82 km) |
| Hertford to Roquebrune-sur-Argens | 655.79 mi (1,055.39 km) |
| Hertford to Roquevaire | 640.45 mi (1,030.71 km) |
| Hertford to Rosny-sous-Bois | 231.78 mi (373.01 km) |
| Hertford to Roubaix | 160.34 mi (258.05 km) |
| Hertford to Rouen | 170.47 mi (274.34 km) |
