| Irving to Cibolo (Texas) | 239.17 mi (384.91 km) |
| Irving to Cicero (Illinois) | 799.87 mi (1,287.26 km) |
| Irving to Cimarron Hills (Colorado) | 598.95 mi (963.91 km) |
| Irving to Cincinnati (Ohio) | 819.73 mi (1,319.22 km) |
| Irving to Cinco Ranch (Texas) | 227.01 mi (365.33 km) |
| Irving to Circleville (Ohio) | 909.10 mi (1,463.05 km) |
| Irving to Citrus (California) | 1,206.46 mi (1,941.61 km) |
| Irving to Citrus Heights (California) | 1,416.70 mi (2,279.96 km) |
| Irving to Citrus Park (Florida) | 918.50 mi (1,478.18 km) |
| Irving to Claiborne (Louisiana) | 278.33 mi (447.92 km) |
| Irving to Claremont (California) | 1,196.50 mi (1,925.59 km) |
| Irving to Claremont (New Hampshire) | 1,515.38 mi (2,438.77 km) |
| Irving to Claremore (Oklahoma) | 251.03 mi (403.99 km) |
| Irving to Clarksburg (Maryland) | 1,182.35 mi (1,902.81 km) |
| Irving to Clarksburg (West Virginia) | 1,028.14 mi (1,654.63 km) |
