| Alpena to Yuncos | 3,895.50 mi (6,269.21 km) |
| Alpena to Zafra | 3,845.30 mi (6,188.41 km) |
| Alpena to Zamora | 3,759.35 mi (6,050.09 km) |
| Alpena to Zaragoza | 3,965.39 mi (6,381.68 km) |
| Alpena to Zarautz | 3,849.01 mi (6,194.38 km) |
| Alpena to Zuera | 3,961.06 mi (6,374.71 km) |
| Alpena to Zumaia | 3,844.66 mi (6,187.39 km) |
| Alpena to Zumarraga | 3,850.03 mi (6,196.03 km) |
| Alpena to Longyearbyen | 3,309.94 mi (5,326.84 km) |
| Alpena to Ahus | 3,992.02 mi (6,424.53 km) |
| Alpena to Akersberga | 3,974.36 mi (6,396.12 km) |
| Alpena to Alingsas | 3,860.80 mi (6,213.36 km) |
| Alpena to Almhult | 3,962.79 mi (6,377.49 km) |
| Alpena to Alta | 3,980.24 mi (6,405.57 km) |
| Alpena to Amal | 3,825.28 mi (6,156.19 km) |
