| Glenmont to Superior (Colorado) | 1,493.72 mi (2,403.91 km) |
| Glenmont to Superior (Wisconsin) | 923.24 mi (1,485.81 km) |
| Glenmont to Surprise (Arizona) | 1,991.48 mi (3,204.97 km) |
| Glenmont to Susanville (California) | 2,292.71 mi (3,689.75 km) |
| Glenmont to Sussex (Wisconsin) | 645.38 mi (1,038.64 km) |
| Glenmont to Suwanee (Georgia) | 521.34 mi (839.02 km) |
| Glenmont to Swansea (Illinois) | 696.97 mi (1,121.66 km) |
| Glenmont to Sweetwater (Florida) | 938.44 mi (1,510.28 km) |
| Glenmont to Sweetwater (Texas) | 1,382.13 mi (2,224.33 km) |
| Glenmont to Sycamore (Illinois) | 642.96 mi (1,034.75 km) |
| Glenmont to Sylacauga (Alabama) | 655.24 mi (1,054.50 km) |
| Glenmont to Sylvania (Ohio) | 395.07 mi (635.80 km) |
| Glenmont to Syosset (New York) | 223.15 mi (359.13 km) |
| Glenmont to Syracuse (New York) | 278.36 mi (447.98 km) |
| Glenmont to Syracuse (Utah) | 1,844.38 mi (2,968.25 km) |
