| Hillsboro to Zottegem | 5,057.55 mi (8,139.34 km) |
| Hillsboro to Zulte | 5,045.35 mi (8,119.71 km) |
| Hillsboro to Zwevegem | 5,049.29 mi (8,126.05 km) |
| Hillsboro to Zwijndrecht | 5,051.47 mi (8,129.56 km) |
| Hillsboro to Asenovgrad | 6,071.14 mi (9,770.56 km) |
| Hillsboro to Aytos | 6,071.06 mi (9,770.42 km) |
| Hillsboro to Balchik | 6,039.72 mi (9,719.98 km) |
| Hillsboro to Bankya | 5,993.66 mi (9,645.86 km) |
| Hillsboro to Bansko | 6,055.56 mi (9,745.48 km) |
| Hillsboro to Berkovitsa | 5,959.43 mi (9,590.78 km) |
| Hillsboro to Blagoevgrad | 6,036.53 mi (9,714.86 km) |
| Hillsboro to Botevgrad | 5,993.46 mi (9,645.54 km) |
| Hillsboro to Burgas | 6,087.71 mi (9,797.22 km) |
| Hillsboro to Byala Slatina | 5,960.48 mi (9,592.47 km) |
| Hillsboro to Chirpan | 6,068.10 mi (9,765.66 km) |
