| West Islip to Devnya | 4,834.69 mi (7,780.68 km) |
| West Islip to Dimitrovgrad | 4,803.91 mi (7,731.14 km) |
| West Islip to Dobrich | 4,830.54 mi (7,774.00 km) |
| West Islip to Dospat | 4,761.19 mi (7,662.40 km) |
| West Islip to Dupnitsa | 4,692.65 mi (7,552.08 km) |
| West Islip to Elhovo | 4,838.54 mi (7,786.87 km) |
| West Islip to Etropole | 4,706.13 mi (7,573.78 km) |
| West Islip to Gabrovo | 4,759.27 mi (7,659.30 km) |
| West Islip to Gorna Oryahovitsa | 4,763.16 mi (7,665.57 km) |
| West Islip to Gotse Delchev | 4,746.53 mi (7,638.81 km) |
| West Islip to Harmanli | 4,821.06 mi (7,758.75 km) |
| West Islip to Haskovo | 4,807.39 mi (7,736.74 km) |
| West Islip to Ihtiman | 4,714.60 mi (7,587.42 km) |
| West Islip to Isperih | 4,784.50 mi (7,699.91 km) |
| West Islip to Kardzhali | 4,810.91 mi (7,742.41 km) |
