| Monroe to Castle Pines (Colorado) | 859.85 mi (1,383.80 km) |
| Monroe to Castle Rock (Colorado) | 856.10 mi (1,377.76 km) |
| Monroe to Castro Valley (California) | 1,724.48 mi (2,775.28 km) |
| Monroe to Catalina Foothills (Arizona) | 1,095.65 mi (1,763.28 km) |
| Monroe to Cataño (Puerto Rico) | 1,879.46 mi (3,024.71 km) |
| Monroe to Cathedral City (California) | 1,409.93 mi (2,269.06 km) |
| Monroe to Catonsville (Maryland) | 974.86 mi (1,568.88 km) |
| Monroe to Cave Spring (Virginia) | 756.77 mi (1,217.90 km) |
| Monroe to Cayce (South Carolina) | 644.97 mi (1,037.98 km) |
| Monroe to Cayey (Puerto Rico) | 1,891.71 mi (3,044.42 km) |
| Monroe to Cedar City (Utah) | 1,237.47 mi (1,991.51 km) |
| Monroe to Cedar Falls (Iowa) | 691.31 mi (1,112.55 km) |
| Monroe to Cedar Hill (Texas) | 284.32 mi (457.57 km) |
| Monroe to Cedar Lake (Indiana) | 662.75 mi (1,066.59 km) |
| Monroe to Cedar Mill (Oregon) | 1,862.06 mi (2,996.69 km) |
