| Slough to Columbia (Illinois) | 4,191.33 mi (6,745.29 km) |
| Slough to Columbia (Maryland) | 3,625.39 mi (5,834.50 km) |
| Slough to Columbia (Missouri) | 4,248.51 mi (6,837.31 km) |
| Slough to Columbia (Pennsylvania) | 3,573.46 mi (5,750.92 km) |
| Slough to Columbia (South Carolina) | 4,030.93 mi (6,487.16 km) |
| Slough to Columbia (Tennessee) | 4,204.19 mi (6,765.99 km) |
| Slough to Columbia Heights (Minnesota) | 3,990.59 mi (6,422.23 km) |
| Slough to Columbine (Colorado) | 4,680.25 mi (7,532.14 km) |
| Slough to Columbus (Georgia) | 4,268.45 mi (6,869.40 km) |
| Slough to Columbus (Indiana) | 3,988.10 mi (6,418.23 km) |
| Slough to Columbus (Mississippi) | 4,362.48 mi (7,020.73 km) |
| Slough to Columbus (Nebraska) | 4,312.79 mi (6,940.76 km) |
| Slough to Columbus (Ohio) | 3,836.35 mi (6,174.02 km) |
| Slough to Commack (New York) | 3,407.14 mi (5,483.27 km) |
| Slough to Commerce (California) | 5,425.88 mi (8,732.11 km) |
