| Hertford to Plombieres | 270.65 mi (435.57 km) |
| Hertford to Pont-a-Celles | 211.73 mi (340.75 km) |
| Hertford to Poperinge | 137.40 mi (221.12 km) |
| Hertford to Profondeville | 236.00 mi (379.80 km) |
| Hertford to Putte | 209.37 mi (336.94 km) |
| Hertford to Puurs | 194.15 mi (312.45 km) |
| Hertford to Quaregnon | 195.25 mi (314.23 km) |
| Hertford to Raeren | 278.66 mi (448.46 km) |
| Hertford to Ranst | 203.23 mi (327.06 km) |
| Hertford to Ravels | 219.96 mi (354.00 km) |
| Hertford to Retie | 224.06 mi (360.60 km) |
| Hertford to Riemst | 254.57 mi (409.69 km) |
| Hertford to Rijkevorsel | 210.25 mi (338.37 km) |
| Hertford to Rixensart | 212.83 mi (342.52 km) |
| Hertford to Rochefort | 256.27 mi (412.42 km) |
