| Willimantic to Cold Springs (Nevada) | 2,473.48 mi (3,980.67 km) |
| Willimantic to Coldwater (Michigan) | 657.90 mi (1,058.79 km) |
| Willimantic to Colesville (Maryland) | 311.20 mi (500.83 km) |
| Willimantic to College (Alaska) | 3,251.47 mi (5,232.74 km) |
| Willimantic to College Park (Georgia) | 870.61 mi (1,401.11 km) |
| Willimantic to College Park (Maryland) | 311.63 mi (501.53 km) |
| Willimantic to College Station (Texas) | 1,540.42 mi (2,479.06 km) |
| Willimantic to Collegedale (Tennessee) | 832.51 mi (1,339.80 km) |
| Willimantic to Colleyville (Texas) | 1,492.98 mi (2,402.71 km) |
| Willimantic to Collierville (Tennessee) | 1,050.64 mi (1,690.84 km) |
| Willimantic to Collinsville (Illinois) | 960.46 mi (1,545.71 km) |
| Willimantic to Colonia (New Jersey) | 134.20 mi (215.97 km) |
| Willimantic to Colonial Heights (Virginia) | 413.44 mi (665.37 km) |
| Willimantic to Colonial Park (Pennsylvania) | 258.83 mi (416.54 km) |
| Willimantic to Colorado Springs (Colorado) | 1,716.34 mi (2,762.18 km) |
