| Isabela to Cibolo (Texas) | 2,103.00 mi (3,384.45 km) |
| Isabela to Cicero (Illinois) | 2,022.05 mi (3,254.18 km) |
| Isabela to Cimarron Hills (Colorado) | 2,654.24 mi (4,271.58 km) |
| Isabela to Cincinnati (Ohio) | 1,768.90 mi (2,846.78 km) |
| Isabela to Cinco Ranch (Texas) | 1,964.40 mi (3,161.40 km) |
| Isabela to Circleville (Ohio) | 1,740.33 mi (2,800.79 km) |
| Isabela to Citrus (California) | 3,293.32 mi (5,300.08 km) |
| Isabela to Citrus Heights (California) | 3,517.08 mi (5,660.20 km) |
| Isabela to Citrus Park (Florida) | 1,185.70 mi (1,908.20 km) |
| Isabela to Claiborne (Louisiana) | 1,837.61 mi (2,957.34 km) |
| Isabela to Claremont (California) | 3,283.49 mi (5,284.27 km) |
| Isabela to Claremont (New Hampshire) | 1,746.71 mi (2,811.06 km) |
| Isabela to Claremore (Oklahoma) | 2,128.63 mi (3,425.70 km) |
| Isabela to Clarksburg (Maryland) | 1,557.74 mi (2,506.93 km) |
| Isabela to Clarksburg (West Virginia) | 1,641.91 mi (2,642.40 km) |
