| Haverfordwest Luanda | West Africa Time | 00:00 |
| Haverfordwest Quezon City | Philippine Time | -07:00 |
| Haverfordwest Addis Ababa | East Africa Time | -02:00 |
| Haverfordwest Nairobi | East Africa Time | -02:00 |
| Haverfordwest Chicago | Central Time | 06:00 |
| Haverfordwest Salvador | Brasilia Time | 04:00 |
| Haverfordwest Jaipur | India Standard Time | -04:30 |
| Haverfordwest Dar es Salaam | East Africa Time | -02:00 |
| Haverfordwest Lanzhou | China Time | -07:00 |
| Haverfordwest Incheon | Korean Time | -08:00 |
| Haverfordwest Yunfu | China Time | -07:00 |
| Haverfordwest Navi Mumbai | India Standard Time | -04:30 |
| Haverfordwest Basrah | Arabian Time | -02:00 |
| Haverfordwest Toronto | Eastern Time | 05:00 |
| Haverfordwest Osaka | Japan Time | -08:00 |
| Haverfordwest Mogadishu | East Africa Time | -02:00 |
| Haverfordwest Daegu | Korean Time | -08:00 |
| Haverfordwest Faisalabad | Pakistan Time | -04:00 |
| Haverfordwest Izmir | Turkey Time | -02:00 |
| Haverfordwest Dakar | Greenwich Mean Time | 01:00 |
| Haverfordwest Lucknow | India Standard Time | -04:30 |
| Haverfordwest Giza | Eastern European Time | -01:00 |
| Haverfordwest Fortaleza | Brasilia Time | 04:00 |
| Haverfordwest Cali | Colombia Time | 06:00 |
| Haverfordwest Surabaya | Western Indonesia Time | -06:00 |
| Haverfordwest Belo Horizonte | Brasilia Time | 04:00 |
| Haverfordwest Nanchang | China Time | -07:00 |
| Haverfordwest Rome | Central European Time | -01:00 |
| Haverfordwest Mashhad | Iran Time | -03:30 |
| Haverfordwest Borough of Brooklyn | Eastern Time | 05:00 |
| Haverfordwest Houston | Central Time | 06:00 |
| Haverfordwest Queens | Eastern Time | 05:00 |
| Haverfordwest Nagpur | India Standard Time | -04:30 |
| Haverfordwest Maracaibo | Venezuela Time | 05:00 |
| Haverfordwest Brasília | Brasilia Time | 04:00 |
| Haverfordwest Santo Domingo | Atlantic Time | 05:00 |
| Haverfordwest Nagoya | Japan Time | -08:00 |
| Haverfordwest Brisbane | Eastern Australia Time | -09:00 |
| Haverfordwest Havana | Cuba Time | 05:00 |
| Haverfordwest Paris | Central European Time | -01:00 |
| Haverfordwest Al Mawşil al Jadīdah | Arabian Time | -02:00 |
| Haverfordwest Johannesburg | South Africa Standard Time | -01:00 |
| Haverfordwest Kowloon | Hong Kong Time | -07:00 |
| Haverfordwest Al Başrah al Qadīmah | Arabian Time | -02:00 |
| Haverfordwest Almaty | East Kazakhstan Time | -05:00 |
| Haverfordwest Medellin | Colombia Time | 06:00 |
| Haverfordwest Tashkent | Uzbekistan Time | -04:00 |
| Haverfordwest Algiers | Central European Time | 00:00 |
| Haverfordwest Khartoum | Central Africa Time | -01:00 |
| Haverfordwest Accra | Greenwich Mean Time | 01:00 |