| Gaithersburg to Shelton (Connecticut) | 262.10 mi (421.81 km) |
| Gaithersburg to Shelton (Washington) | 2,343.30 mi (3,771.18 km) |
| Gaithersburg to Shenandoah (Louisiana) | 986.25 mi (1,587.22 km) |
| Gaithersburg to Shepherdsville (Kentucky) | 465.27 mi (748.78 km) |
| Gaithersburg to Sheridan (Wyoming) | 1,568.09 mi (2,523.60 km) |
| Gaithersburg to Sherman (Texas) | 1,141.99 mi (1,837.85 km) |
| Gaithersburg to Sherrelwood (Colorado) | 1,476.61 mi (2,376.38 km) |
| Gaithersburg to Sherwood (Arkansas) | 877.28 mi (1,411.85 km) |
| Gaithersburg to Sherwood (Oregon) | 2,340.85 mi (3,767.23 km) |
| Gaithersburg to Shiloh (Illinois) | 684.21 mi (1,101.14 km) |
| Gaithersburg to Shiloh (Ohio) | 377.17 mi (607.00 km) |
| Gaithersburg to Shiloh (Pennsylvania) | 62.13 mi (99.99 km) |
| Gaithersburg to Shirley (New York) | 256.71 mi (413.13 km) |
| Gaithersburg to Shively (Kentucky) | 468.30 mi (753.65 km) |
| Gaithersburg to Shoreline (Washington) | 2,305.68 mi (3,710.64 km) |
