| Alpena to Carlsbad (New Mexico) | 1,415.16 mi (2,277.48 km) |
| Alpena to Carmel (Indiana) | 378.88 mi (609.74 km) |
| Alpena to Carmichael (California) | 1,980.77 mi (3,187.74 km) |
| Alpena to Carney (Maryland) | 527.42 mi (848.81 km) |
| Alpena to Carnot-Moon (Pennsylvania) | 354.54 mi (570.58 km) |
| Alpena to Carol Stream (Illinois) | 320.55 mi (515.87 km) |
| Alpena to Carolina (Puerto Rico) | 2,098.65 mi (3,377.45 km) |
| Alpena to Carolina Forest (South Carolina) | 817.52 mi (1,315.67 km) |
| Alpena to Carpentersville (Illinois) | 316.85 mi (509.92 km) |
| Alpena to Carpinteria (California) | 2,033.33 mi (3,272.33 km) |
| Alpena to Carrboro (North Carolina) | 671.89 mi (1,081.31 km) |
| Alpena to Carroll (Iowa) | 607.74 mi (978.06 km) |
| Alpena to Carrollton (Georgia) | 798.83 mi (1,285.59 km) |
| Alpena to Carrollton (Texas) | 1,101.07 mi (1,772.00 km) |
| Alpena to Carrollwood (Florida) | 1,176.81 mi (1,893.89 km) |
