| Willimantic to Jeffersontown (Kentucky) | 746.97 mi (1,202.13 km) |
| Willimantic to Jeffersonville (Indiana) | 750.05 mi (1,207.09 km) |
| Willimantic to Jenison (Michigan) | 699.72 mi (1,126.10 km) |
| Willimantic to Jenks (Oklahoma) | 1,333.18 mi (2,145.55 km) |
| Willimantic to Jennings (Missouri) | 972.69 mi (1,565.39 km) |
| Willimantic to Jensen Beach (Florida) | 1,098.38 mi (1,767.67 km) |
| Willimantic to Jericho (New York) | 94.34 mi (151.82 km) |
| Willimantic to Jerome (Idaho) | 2,142.95 mi (3,448.75 km) |
| Willimantic to Jersey City (New Jersey) | 118.65 mi (190.94 km) |
| Willimantic to Jessup (Maryland) | 298.50 mi (480.40 km) |
| Willimantic to Johns Creek (Georgia) | 840.93 mi (1,353.34 km) |
| Willimantic to Johnson City (New York) | 194.85 mi (313.59 km) |
| Willimantic to Johnson City (Tennessee) | 659.51 mi (1,061.38 km) |
| Willimantic to Johnston (Iowa) | 1,106.78 mi (1,781.19 km) |
| Willimantic to Johnstown (Colorado) | 1,698.53 mi (2,733.52 km) |
