| Portsmouth Hsinchu | Taipei Time | -08:00 |
| Portsmouth Jixi | China Time | -08:00 |
| Portsmouth Zanzibar | East Africa Time | -03:00 |
| Portsmouth Tulsa | Central Time | 06:00 |
| Portsmouth Taoyuan City | Taipei Time | -08:00 |
| Portsmouth Tonalá | Central Time | 06:00 |
| Portsmouth Kassala | Central Africa Time | -02:00 |
| Portsmouth Palma | Central European Time | -01:00 |
| Portsmouth Kitwe | Central Africa Time | -02:00 |
| Portsmouth Nasiriyah | Arabian Time | -03:00 |
| Portsmouth Tver | Moscow Time | -03:00 |
| Portsmouth West Jerusalem | Israel Time | -02:00 |
| Portsmouth Machida | Japan Time | -09:00 |
| Portsmouth Yangjiang | China Time | -08:00 |
| Portsmouth Khmelnytskyi | Eastern European Time | -02:00 |
| Portsmouth Gifu | Japan Time | -09:00 |
| Portsmouth Tiruppur | India Standard Time | -05:30 |
| Portsmouth Keelung | Taipei Time | -08:00 |
| Portsmouth El Hoceima | Western European Time | 00:00 |
| Portsmouth Manchester | United Kingdom Time | 00:00 |
| Portsmouth Surrey | Pacific Time | 08:00 |
| Portsmouth Vila Velha | Brasilia Time | 03:00 |
| Portsmouth Weifang | China Time | -08:00 |
| Portsmouth Fujisawa | Japan Time | -09:00 |
| Portsmouth Ndola | Central Africa Time | -02:00 |
| Portsmouth Kollam | India Standard Time | -05:30 |
| Portsmouth Serra | Brasilia Time | 03:00 |
| Portsmouth Samsun | Turkey Time | -03:00 |
| Portsmouth Tallinn | Eastern European Time | -02:00 |
| Portsmouth Bamenda | West Africa Time | -01:00 |
| Portsmouth El Obeid | Central Africa Time | -02:00 |
| Portsmouth Bello | Colombia Time | 05:00 |
| Portsmouth Xinpu | China Time | -08:00 |
| Portsmouth Sandakan | Malaysia Time | -08:00 |
| Portsmouth Buraydah | Arabian Time | -03:00 |
| Portsmouth Kandahar | Afghanistan Time | -04:30 |
| Portsmouth Diadema | Brasilia Time | 03:00 |
| Portsmouth Wichita | Central Time | 06:00 |
| Portsmouth New Orleans | Central Time | 06:00 |
| Portsmouth Comilla | Bangladesh Time | -06:00 |
| Portsmouth Samut Prakan | Indochina Time | -07:00 |
| Portsmouth Nampula | Central Africa Time | -02:00 |
| Portsmouth Arlington | Central Time | 06:00 |
| Portsmouth Cleveland | Eastern Time | 05:00 |
| Portsmouth Bissau | Greenwich Mean Time | 00:00 |
| Portsmouth Iloilo City | Philippine Time | -08:00 |
| Portsmouth Khamis Mushait | Arabian Time | -03:00 |
| Portsmouth Campos | Brasilia Time | 03:00 |
| Portsmouth Resistencia | Argentina Time | 03:00 |
| Portsmouth Misrata | Eastern European Time | -02:00 |