| Porthcawl Zaporizhia | Eastern European Time | -02:00 |
| Porthcawl Marseille | Central European Time | -01:00 |
| Porthcawl Al Zarqa | Eastern European Time | -02:00 |
| Porthcawl Çankaya | Turkey Time | -03:00 |
| Porthcawl Boumerdas | Central European Time | -01:00 |
| Porthcawl Jalandhar | India Standard Time | -05:30 |
| Porthcawl Thiruvananthapuram | India Standard Time | -05:30 |
| Porthcawl Sakai | Japan Time | -09:00 |
| Porthcawl Anyang | China Time | -08:00 |
| Porthcawl San Miguel de Tucuman | Argentina Time | 03:00 |
| Porthcawl Cotonou | West Africa Time | -01:00 |
| Porthcawl Salem | India Standard Time | -05:30 |
| Porthcawl Tiruchirappalli | India Standard Time | -05:30 |
| Porthcawl Homs | Eastern European Time | -02:00 |
| Porthcawl Hohhot | China Time | -08:00 |
| Porthcawl Niamey | West Africa Time | -01:00 |
| Porthcawl Tainan City | Taipei Time | -08:00 |
| Porthcawl Shangyu | China Time | -08:00 |
| Porthcawl Łódź | Central European Time | -01:00 |
| Porthcawl Dammam | Arabian Time | -03:00 |
| Porthcawl Xining | China Time | -08:00 |
| Porthcawl Kahrīz | Iran Time | -03:30 |
| Porthcawl Kota | India Standard Time | -05:30 |
| Porthcawl Natal | Brasilia Time | 03:00 |
| Porthcawl Bhubaneshwar | India Standard Time | -05:30 |
| Porthcawl Qinhuangdao | China Time | -08:00 |
| Porthcawl Hengyang | China Time | -08:00 |
| Porthcawl Antalya | Turkey Time | -03:00 |
| Porthcawl Kraków | Central European Time | -01:00 |
| Porthcawl Aligarh | India Standard Time | -05:30 |
| Porthcawl Da Nang | Indochina Time | -07:00 |
| Porthcawl Pietermaritzburg | South Africa Standard Time | -02:00 |
| Porthcawl Lomé | Greenwich Mean Time | 00:00 |
| Porthcawl Trujillo | Peru Time | 05:00 |
| Porthcawl Malang | Western Indonesia Time | -07:00 |
| Porthcawl Ciudad Guayana | Venezuela Time | 04:00 |
| Porthcawl Bareilly | India Standard Time | -05:30 |
| Porthcawl Kigali | Central Africa Time | -02:00 |
| Porthcawl Teresina | Brasilia Time | 03:00 |
| Porthcawl Xinxiang | China Time | -08:00 |
| Porthcawl São Bernardo do Campo | Brasilia Time | 03:00 |
| Porthcawl Hegang | China Time | -08:00 |
| Porthcawl Rīga | Eastern European Time | -02:00 |
| Porthcawl Amsterdam | Central European Time | -01:00 |
| Porthcawl Oyo | West Africa Time | -01:00 |
| Porthcawl Quetta | Pakistan Time | -05:00 |
| Porthcawl Nottingham | United Kingdom Time | 00:00 |
| Porthcawl Campo Grande | Amazon Time | 04:00 |
| Porthcawl Ashgabat | Turkmenistan Time | -05:00 |
| Porthcawl Álvaro Obregón | Central Time | 06:00 |