| Hai Phong Quanzhou | China Time | -01:00 |
| Hai Phong Buttlar | Central European Time | 05:00 |
| Hai Phong Penteli | Eastern European Time | 04:00 |
| Hai Phong Buttonwillow | Pacific Time | 14:00 |
| Hai Phong Quakertown | Eastern Time | 11:00 |
| Hai Phong Buscate | Central European Time | 05:00 |
| Hai Phong Burtonsville | Eastern Time | 11:00 |
| Hai Phong Burwood | Eastern Australia Time | -03:00 |
| Hai Phong Burwood East | Eastern Australia Time | -03:00 |
| Hai Phong Burnside | Central Australia Time | -02:30 |
| Hai Phong Bass Hill | Eastern Australia Time | -03:00 |
| Hai Phong Bastida | Central European Time | 05:00 |
| Hai Phong Bastrop | Central Time | 12:00 |
| Hai Phong Bathinda | India Standard Time | 01:30 |
| Hai Phong Bath | Eastern Time | 11:00 |
| Hai Phong Batang Tiga | Malaysia Time | -01:00 |
| Hai Phong Batam | Western Indonesia Time | 00:00 |
| Hai Phong Batu Caves | Malaysia Time | -01:00 |
| Hai Phong Batu Feringghi | Malaysia Time | -01:00 |
| Hai Phong Batu Maung | Malaysia Time | -01:00 |
| Hai Phong Bathurst | Atlantic Time | 10:00 |
| Hai Phong Bätterkinden | Central European Time | 05:00 |
| Hai Phong Battle | United Kingdom Time | 06:00 |
| Hai Phong Battery Point | Eastern Australia Time | -03:00 |
| Hai Phong Bauru | Brasilia Time | 10:00 |
| Hai Phong Baxter | Central Time | 12:00 |
| Hai Phong Bioggio | Central European Time | 05:00 |
| Hai Phong Biougra | Western European Time | 06:00 |
| Hai Phong Bir Ali Ben Khlifa | Central European Time | 06:00 |
| Hai Phong Birch Run | Eastern Time | 11:00 |
| Hai Phong Bir Tam Tam | Western European Time | 06:00 |
| Hai Phong Birkdale | Eastern Australia Time | -03:00 |
| Hai Phong Birkenau | Central European Time | 05:00 |
| Hai Phong Birkenfeld | Central European Time | 05:00 |
| Hai Phong Bisbee | Mountain Time | 14:00 |
| Hai Phong Birmingham | United Kingdom Time | 06:00 |
| Hai Phong Birmingham | United Kingdom Time | 06:00 |
| Hai Phong Biroda | India Standard Time | 01:30 |