| Holyhead to Kidderminster | 118.06 mi (190.00 km) |
| Holyhead to Kidlington | 173.87 mi (279.82 km) |
| Holyhead to Kidsgrove | 99.90 mi (160.77 km) |
| Holyhead to Killamarsh | 137.09 mi (220.62 km) |
| Holyhead to Killingworth | 172.19 mi (277.12 km) |
| Holyhead to Kilmarnock | 159.16 mi (256.14 km) |
| Holyhead to Kilsyth | 185.96 mi (299.28 km) |
| Holyhead to Kilwinning | 162.12 mi (260.90 km) |
| Holyhead to King's Lynn | 212.48 mi (341.96 km) |
| Holyhead to Kings Norton | 128.92 mi (207.48 km) |
| Holyhead to Kingsnorth | 277.42 mi (446.47 km) |
| Holyhead to Kingsteignton | 195.96 mi (315.36 km) |
| Holyhead to Kingston upon Hull | 179.15 mi (288.31 km) |
| Holyhead to Kingston upon Thames | 224.98 mi (362.07 km) |
| Holyhead to Kingswinford | 117.09 mi (188.43 km) |
