| Shannon to Superior (Colorado) | 4,326.95 mi (6,963.55 km) |
| Shannon to Superior (Wisconsin) | 3,530.11 mi (5,681.16 km) |
| Shannon to Surprise (Arizona) | 4,917.04 mi (7,913.21 km) |
| Shannon to Susanville (California) | 4,823.91 mi (7,763.33 km) |
| Shannon to Sussex (Wisconsin) | 3,542.44 mi (5,701.01 km) |
| Shannon to Suwanee (Georgia) | 3,799.51 mi (6,114.73 km) |
| Shannon to Swansea (Illinois) | 3,822.25 mi (6,151.31 km) |
| Shannon to Sweetwater (Florida) | 4,058.02 mi (6,530.75 km) |
| Shannon to Sweetwater (Texas) | 4,531.31 mi (7,292.43 km) |
| Shannon to Sycamore (Illinois) | 3,611.45 mi (5,812.07 km) |
| Shannon to Sylacauga (Alabama) | 3,931.55 mi (6,327.22 km) |
| Shannon to Sylvania (Ohio) | 3,429.54 mi (5,519.31 km) |
| Shannon to Syosset (New York) | 3,056.51 mi (4,918.99 km) |
| Shannon to Syracuse (New York) | 3,070.05 mi (4,940.77 km) |
| Shannon to Syracuse (Utah) | 4,508.61 mi (7,255.91 km) |
