| Billericay to Devnya | 1,385.22 mi (2,229.30 km) |
| Billericay to Dimitrovgrad | 1,351.92 mi (2,175.71 km) |
| Billericay to Dobrich | 1,382.88 mi (2,225.52 km) |
| Billericay to Dospat | 1,311.81 mi (2,111.16 km) |
| Billericay to Dupnitsa | 1,243.23 mi (2,000.78 km) |
| Billericay to Elhovo | 1,386.31 mi (2,231.06 km) |
| Billericay to Etropole | 1,254.26 mi (2,018.54 km) |
| Billericay to Gabrovo | 1,307.05 mi (2,103.49 km) |
| Billericay to Gorna Oryahovitsa | 1,311.30 mi (2,110.33 km) |
| Billericay to Gotse Delchev | 1,298.38 mi (2,089.53 km) |
| Billericay to Harmanli | 1,369.03 mi (2,203.24 km) |
| Billericay to Haskovo | 1,355.55 mi (2,181.55 km) |
| Billericay to Ihtiman | 1,263.60 mi (2,033.57 km) |
| Billericay to Isperih | 1,335.43 mi (2,149.17 km) |
| Billericay to Kardzhali | 1,359.71 mi (2,188.24 km) |
