| Ironton to Castle Pines (Colorado) | 1,190.42 mi (1,915.79 km) |
| Ironton to Castle Rock (Colorado) | 1,189.93 mi (1,915.01 km) |
| Ironton to Castro Valley (California) | 2,125.03 mi (3,419.90 km) |
| Ironton to Catalina Foothills (Arizona) | 1,638.26 mi (2,636.52 km) |
| Ironton to Cataño (Puerto Rico) | 1,707.24 mi (2,747.54 km) |
| Ironton to Cathedral City (California) | 1,900.94 mi (3,059.27 km) |
| Ironton to Catonsville (Maryland) | 323.09 mi (519.96 km) |
| Ironton to Cave Spring (Virginia) | 171.36 mi (275.77 km) |
| Ironton to Cayce (South Carolina) | 329.71 mi (530.62 km) |
| Ironton to Cayey (Puerto Rico) | 1,725.49 mi (2,776.90 km) |
| Ironton to Cedar City (Utah) | 1,647.18 mi (2,650.87 km) |
| Ironton to Cedar Falls (Iowa) | 582.13 mi (936.84 km) |
| Ironton to Cedar Hill (Texas) | 900.49 mi (1,449.20 km) |
| Ironton to Cedar Lake (Indiana) | 319.32 mi (513.90 km) |
| Ironton to Cedar Mill (Oregon) | 2,092.01 mi (3,366.76 km) |
