| Ashtabula to Caguas (Puerto Rico) | 1,850.80 mi (2,978.57 km) |
| Ashtabula to Cahokia (Illinois) | 544.93 mi (876.99 km) |
| Ashtabula to Calabasas (California) | 2,111.47 mi (3,398.08 km) |
| Ashtabula to Caldwell (Idaho) | 1,809.00 mi (2,911.30 km) |
| Ashtabula to Caledonia (Wisconsin) | 366.88 mi (590.44 km) |
| Ashtabula to Calera (Alabama) | 686.70 mi (1,105.14 km) |
| Ashtabula to Calexico (California) | 1,994.69 mi (3,210.15 km) |
| Ashtabula to Calhoun (Georgia) | 557.69 mi (897.52 km) |
| Ashtabula to California (Maryland) | 336.14 mi (540.97 km) |
| Ashtabula to California City (California) | 2,040.47 mi (3,283.82 km) |
| Ashtabula to Callaway (Florida) | 853.63 mi (1,373.78 km) |
| Ashtabula to Calumet City (Illinois) | 348.47 mi (560.81 km) |
| Ashtabula to Calverton (Maryland) | 280.98 mi (452.19 km) |
| Ashtabula to Camano (Washington) | 2,054.38 mi (3,306.21 km) |
| Ashtabula to Camarillo (California) | 2,127.56 mi (3,423.98 km) |
