| Irving to Castle Pines (Colorado) | 633.86 mi (1,020.10 km) |
| Irving to Castle Rock (Colorado) | 629.10 mi (1,012.44 km) |
| Irving to Castro Valley (California) | 1,449.63 mi (2,332.95 km) |
| Irving to Catalina Foothills (Arizona) | 810.37 mi (1,304.16 km) |
| Irving to Cataño (Puerto Rico) | 2,151.52 mi (3,462.54 km) |
| Irving to Cathedral City (California) | 1,125.49 mi (1,811.30 km) |
| Irving to Catonsville (Maryland) | 1,210.09 mi (1,947.44 km) |
| Irving to Cave Spring (Virginia) | 1,004.24 mi (1,616.17 km) |
| Irving to Cayce (South Carolina) | 920.84 mi (1,481.95 km) |
| Irving to Cayey (Puerto Rico) | 2,162.91 mi (3,480.87 km) |
| Irving to Cedar City (Utah) | 967.22 mi (1,556.60 km) |
| Irving to Cedar Falls (Iowa) | 711.45 mi (1,144.96 km) |
| Irving to Cedar Hill (Texas) | 19.17 mi (30.85 km) |
| Irving to Cedar Lake (Indiana) | 787.40 mi (1,267.20 km) |
| Irving to Cedar Mill (Oregon) | 1,625.94 mi (2,616.70 km) |
