| Holbrook to Zottegem | 3,594.54 mi (5,784.85 km) |
| Holbrook to Zulte | 3,578.36 mi (5,758.82 km) |
| Holbrook to Zwevegem | 3,577.10 mi (5,756.79 km) |
| Holbrook to Zwijndrecht | 3,607.63 mi (5,805.92 km) |
| Holbrook to Asenovgrad | 4,761.99 mi (7,663.68 km) |
| Holbrook to Aytos | 4,830.71 mi (7,774.28 km) |
| Holbrook to Balchik | 4,836.46 mi (7,783.53 km) |
| Holbrook to Bankya | 4,662.64 mi (7,503.80 km) |
| Holbrook to Bansko | 4,712.12 mi (7,583.42 km) |
| Holbrook to Berkovitsa | 4,640.64 mi (7,468.39 km) |
| Holbrook to Blagoevgrad | 4,688.47 mi (7,545.36 km) |
| Holbrook to Botevgrad | 4,681.54 mi (7,534.21 km) |
| Holbrook to Burgas | 4,847.89 mi (7,801.92 km) |
| Holbrook to Byala Slatina | 4,664.73 mi (7,507.16 km) |
| Holbrook to Chirpan | 4,773.28 mi (7,681.85 km) |
