| Porthcawl to Imatra | 1,392.12 mi (2,240.40 km) |
| Porthcawl to Jakobstad | 1,273.83 mi (2,050.03 km) |
| Porthcawl to Jamsa | 1,293.30 mi (2,081.37 km) |
| Porthcawl to Janakkala | 1,254.80 mi (2,019.41 km) |
| Porthcawl to Jarvenpaa | 1,259.85 mi (2,027.53 km) |
| Porthcawl to Joensuu | 1,448.74 mi (2,331.52 km) |
| Porthcawl to Joutseno | 1,382.53 mi (2,224.97 km) |
| Porthcawl to Jyvaskyla | 1,319.33 mi (2,123.26 km) |
| Porthcawl to Jyvaskylan Maalaiskunta | 1,320.49 mi (2,125.12 km) |
| Porthcawl to Kaarina | 1,170.05 mi (1,883.01 km) |
| Porthcawl to Kajaani | 1,427.77 mi (2,297.78 km) |
| Porthcawl to Kalajoki | 1,327.00 mi (2,135.60 km) |
| Porthcawl to Kangasala | 1,249.17 mi (2,010.35 km) |
| Porthcawl to Kankaanpaa | 1,207.58 mi (1,943.41 km) |
| Porthcawl to Karhula | 1,321.05 mi (2,126.03 km) |
