| Mountlake Terrace to Zottegem | 4,909.31 mi (7,900.78 km) |
| Mountlake Terrace to Zulte | 4,897.29 mi (7,881.43 km) |
| Mountlake Terrace to Zwevegem | 4,901.36 mi (7,887.97 km) |
| Mountlake Terrace to Zwijndrecht | 4,902.73 mi (7,890.19 km) |
| Mountlake Terrace to Asenovgrad | 5,915.80 mi (9,520.57 km) |
| Mountlake Terrace to Aytos | 5,914.64 mi (9,518.70 km) |
| Mountlake Terrace to Balchik | 5,882.86 mi (9,467.54 km) |
| Mountlake Terrace to Bankya | 5,838.92 mi (9,396.83 km) |
| Mountlake Terrace to Bansko | 5,900.88 mi (9,496.55 km) |
| Mountlake Terrace to Berkovitsa | 5,804.56 mi (9,341.54 km) |
| Mountlake Terrace to Blagoevgrad | 5,881.99 mi (9,466.14 km) |
| Mountlake Terrace to Botevgrad | 5,838.38 mi (9,395.96 km) |
| Mountlake Terrace to Burgas | 5,931.25 mi (9,545.43 km) |
| Mountlake Terrace to Byala Slatina | 5,805.20 mi (9,342.57 km) |
| Mountlake Terrace to Chirpan | 5,912.53 mi (9,515.30 km) |
