| Willimantic to Harrison (Ohio) | 681.61 mi (1,096.94 km) |
| Willimantic to Harrison (Wisconsin) | 829.64 mi (1,335.18 km) |
| Willimantic to Harrisonburg (Virginia) | 418.67 mi (673.78 km) |
| Willimantic to Hartford (Connecticut) | 24.57 mi (39.54 km) |
| Willimantic to Hartford (Wisconsin) | 829.40 mi (1,334.80 km) |
| Willimantic to Hartselle (Alabama) | 943.79 mi (1,518.88 km) |
| Willimantic to Hartsville (Tennessee) | 832.41 mi (1,339.64 km) |
| Willimantic to Harvey (Illinois) | 795.98 mi (1,281.00 km) |
| Willimantic to Harvey (Louisiana) | 1,287.34 mi (2,071.77 km) |
| Willimantic to Hasbrouck Heights (New Jersey) | 113.33 mi (182.38 km) |
| Willimantic to Haslett (Michigan) | 627.16 mi (1,009.32 km) |
| Willimantic to Hastings (Minnesota) | 1,056.91 mi (1,700.94 km) |
| Willimantic to Hastings (Nebraska) | 1,358.80 mi (2,186.77 km) |
| Willimantic to Hattiesburg (Mississippi) | 1,187.72 mi (1,911.45 km) |
| Willimantic to Hauppauge (New York) | 80.79 mi (130.01 km) |
