| Port Talbot to Iver | 141.47 mi (227.68 km) |
| Port Talbot to Ivybridge | 83.19 mi (133.89 km) |
| Port Talbot to Jarrow | 252.91 mi (407.02 km) |
| Port Talbot to Johnstone | 294.64 mi (474.17 km) |
| Port Talbot to Kearsley | 146.81 mi (236.27 km) |
| Port Talbot to Keighley | 175.99 mi (283.22 km) |
| Port Talbot to Kempston | 145.46 mi (234.09 km) |
| Port Talbot to Kendal | 194.01 mi (312.23 km) |
| Port Talbot to Kenilworth | 108.26 mi (174.23 km) |
| Port Talbot to Kenley | 160.41 mi (258.15 km) |
| Port Talbot to Kensington | 155.17 mi (249.72 km) |
| Port Talbot to Kenton | 149.80 mi (241.08 km) |
| Port Talbot to Kettering | 142.11 mi (228.70 km) |
| Port Talbot to Kew Green | 153.55 mi (247.12 km) |
| Port Talbot to Keynsham | 57.31 mi (92.23 km) |
