| Penafiel to Kidderminster | 822.96 mi (1,324.43 km) |
| Penafiel to Kidlington | 804.50 mi (1,294.72 km) |
| Penafiel to Kidsgrove | 867.78 mi (1,396.56 km) |
| Penafiel to Killamarsh | 897.57 mi (1,444.50 km) |
| Penafiel to Killingworth | 1,003.28 mi (1,614.63 km) |
| Penafiel to Kilmarnock | 1,009.97 mi (1,625.38 km) |
| Penafiel to Kilsyth | 1,038.39 mi (1,671.12 km) |
| Penafiel to Kilwinning | 1,011.39 mi (1,627.68 km) |
| Penafiel to King's Lynn | 895.22 mi (1,440.72 km) |
| Penafiel to Kings Norton | 829.47 mi (1,334.90 km) |
| Penafiel to Kingsnorth | 811.36 mi (1,305.76 km) |
| Penafiel to Kingsteignton | 683.23 mi (1,099.55 km) |
| Penafiel to Kingston upon Hull | 941.15 mi (1,514.63 km) |
| Penafiel to Kingston upon Thames | 800.34 mi (1,288.03 km) |
| Penafiel to Kingswinford | 831.30 mi (1,337.85 km) |
