| Potomac to Kidbrooke | 3,673.54 mi (5,911.99 km) |
| Potomac to Kidderminster | 3,561.68 mi (5,731.96 km) |
| Potomac to Kidlington | 3,612.05 mi (5,813.04 km) |
| Potomac to Kidsgrove | 3,548.11 mi (5,710.13 km) |
| Potomac to Killamarsh | 3,580.76 mi (5,762.67 km) |
| Potomac to Killingworth | 3,539.02 mi (5,695.50 km) |
| Potomac to Kilmarnock | 3,417.24 mi (5,499.52 km) |
| Potomac to Kilsyth | 3,428.23 mi (5,517.20 km) |
| Potomac to Kilwinning | 3,408.69 mi (5,485.76 km) |
| Potomac to King's Lynn | 3,660.22 mi (5,890.55 km) |
| Potomac to Kings Norton | 3,574.30 mi (5,752.27 km) |
| Potomac to Kingsnorth | 3,715.40 mi (5,979.36 km) |
| Potomac to Kingsteignton | 3,543.24 mi (5,702.30 km) |
| Potomac to Kingston upon Hull | 3,610.84 mi (5,811.08 km) |
| Potomac to Kingston upon Thames | 3,661.36 mi (5,892.38 km) |
