| Gaithersburg to Colton (California) | 2,234.33 mi (3,595.81 km) |
| Gaithersburg to Columbia (Illinois) | 701.14 mi (1,128.37 km) |
| Gaithersburg to Columbia (Maryland) | 19.51 mi (31.39 km) |
| Gaithersburg to Columbia (Missouri) | 810.24 mi (1,303.95 km) |
| Gaithersburg to Columbia (Pennsylvania) | 73.02 mi (117.52 km) |
| Gaithersburg to Columbia (South Carolina) | 407.25 mi (655.41 km) |
| Gaithersburg to Columbia (Tennessee) | 591.54 mi (952.00 km) |
| Gaithersburg to Columbia Heights (Minnesota) | 915.84 mi (1,473.90 km) |
| Gaithersburg to Columbine (Colorado) | 1,482.44 mi (2,385.76 km) |
| Gaithersburg to Columbus (Georgia) | 627.08 mi (1,009.19 km) |
| Gaithersburg to Columbus (Indiana) | 466.14 mi (750.18 km) |
| Gaithersburg to Columbus (Mississippi) | 733.71 mi (1,180.80 km) |
| Gaithersburg to Columbus (Nebraska) | 1,071.04 mi (1,723.67 km) |
| Gaithersburg to Columbus (Ohio) | 313.00 mi (503.73 km) |
| Gaithersburg to Commack (New York) | 239.17 mi (384.90 km) |
