| Ukiah to Zottegem | 5,441.25 mi (8,756.84 km) |
| Ukiah to Zulte | 5,428.46 mi (8,736.25 km) |
| Ukiah to Zwevegem | 5,431.91 mi (8,741.82 km) |
| Ukiah to Zwijndrecht | 5,437.03 mi (8,750.06 km) |
| Ukiah to Asenovgrad | 6,481.77 mi (10,431.41 km) |
| Ukiah to Aytos | 6,486.78 mi (10,439.46 km) |
| Ukiah to Balchik | 6,457.66 mi (10,392.60 km) |
| Ukiah to Bankya | 6,401.72 mi (10,302.57 km) |
| Ukiah to Bansko | 6,463.29 mi (10,401.66 km) |
| Ukiah to Berkovitsa | 6,368.09 mi (10,248.46 km) |
| Ukiah to Blagoevgrad | 6,443.67 mi (10,370.08 km) |
| Ukiah to Botevgrad | 6,403.04 mi (10,304.70 km) |
| Ukiah to Burgas | 6,503.64 mi (10,466.59 km) |
| Ukiah to Byala Slatina | 6,370.97 mi (10,253.08 km) |
| Ukiah to Chirpan | 6,479.81 mi (10,428.24 km) |
