| Caldicot to Popovo | 1,456.28 mi (2,343.66 km) |
| Caldicot to Provadia | 1,513.13 mi (2,435.15 km) |
| Caldicot to Radnevo | 1,484.66 mi (2,389.33 km) |
| Caldicot to Radomir | 1,351.32 mi (2,174.74 km) |
| Caldicot to Rakitovo | 1,421.18 mi (2,287.17 km) |
| Caldicot to Rakovski | 1,444.98 mi (2,325.47 km) |
| Caldicot to Razgrad | 1,461.34 mi (2,351.79 km) |
| Caldicot to Razlog | 1,400.16 mi (2,253.34 km) |
| Caldicot to Ruse | 1,426.86 mi (2,296.31 km) |
| Caldicot to Samokov | 1,384.89 mi (2,228.76 km) |
| Caldicot to Sandanski | 1,406.07 mi (2,262.85 km) |
| Caldicot to Sevlievo | 1,421.81 mi (2,288.17 km) |
| Caldicot to Shumen | 1,488.27 mi (2,395.15 km) |
| Caldicot to Silistra | 1,471.47 mi (2,368.11 km) |
| Caldicot to Sliven | 1,486.15 mi (2,391.72 km) |
