| Willimantic to Steiner Ranch (Texas) | 1,626.25 mi (2,617.20 km) |
| Willimantic to Stephenville (Texas) | 1,570.65 mi (2,527.72 km) |
| Willimantic to Sterling (Colorado) | 1,604.45 mi (2,582.11 km) |
| Willimantic to Sterling (Illinois) | 899.61 mi (1,447.78 km) |
| Willimantic to Sterling (Virginia) | 331.37 mi (533.29 km) |
| Willimantic to Sterling Heights (Michigan) | 557.04 mi (896.46 km) |
| Willimantic to Steubenville (Ohio) | 449.46 mi (723.34 km) |
| Willimantic to Stevens Point (Wisconsin) | 893.87 mi (1,438.55 km) |
| Willimantic to Stevenson Ranch (California) | 2,542.01 mi (4,090.97 km) |
| Willimantic to Stillwater (Minnesota) | 1,057.66 mi (1,702.14 km) |
| Willimantic to Stillwater (Oklahoma) | 1,385.52 mi (2,229.78 km) |
| Willimantic to Stockbridge (Georgia) | 866.19 mi (1,393.99 km) |
| Willimantic to Stockton (California) | 2,582.06 mi (4,155.42 km) |
| Willimantic to Stone Ridge (Virginia) | 341.00 mi (548.79 km) |
| Willimantic to Stonecrest (Georgia) | 854.74 mi (1,375.56 km) |
