| Rhondda to Kidbrooke | 148.41 mi (238.84 km) |
| Rhondda to Kidderminster | 72.94 mi (117.38 km) |
| Rhondda to Kidlington | 92.14 mi (148.28 km) |
| Rhondda to Kidsgrove | 113.02 mi (181.88 km) |
| Rhondda to Killamarsh | 147.39 mi (237.20 km) |
| Rhondda to Killingworth | 248.18 mi (399.41 km) |
| Rhondda to Kilmarnock | 279.55 mi (449.89 km) |
| Rhondda to Kilsyth | 302.66 mi (487.09 km) |
| Rhondda to Kilwinning | 283.99 mi (457.03 km) |
| Rhondda to King's Lynn | 179.71 mi (289.22 km) |
| Rhondda to Kings Norton | 83.70 mi (134.70 km) |
| Rhondda to Kingsnorth | 187.74 mi (302.13 km) |
| Rhondda to Kingsteignton | 74.34 mi (119.64 km) |
| Rhondda to Kingston upon Hull | 195.74 mi (315.01 km) |
| Rhondda to Kingston upon Thames | 134.81 mi (216.96 km) |
