| Porto Alegre Matheran | India Standard Time | -08:30 |
| Porto Alegre Fisterra | Central European Time | -05:00 |
| Porto Alegre Matawan | Eastern Time | 01:00 |
| Porto Alegre Five Dock | Eastern Australia Time | -13:00 |
| Porto Alegre Matarbari | Bangladesh Time | -09:00 |
| Porto Alegre Fitzgerald | Eastern Time | 01:00 |
| Porto Alegre Maylands | Western Australia Time | -11:00 |
| Porto Alegre Fitzroy | Eastern Australia Time | -13:00 |
| Porto Alegre Mayotte | Eastern Time | 01:00 |
| Porto Alegre Fitzroy North | Eastern Australia Time | -13:00 |
| Porto Alegre Mayville | Eastern Time | 01:00 |
| Porto Alegre Ferozepur | India Standard Time | -08:30 |
| Porto Alegre Moka | Mauritius Time | -07:00 |
| Porto Alegre Fieberbrunn | Central European Time | -05:00 |
| Porto Alegre Mayfield | Eastern Australia Time | -13:00 |
| Porto Alegre Ferris | Central Time | 02:00 |
| Porto Alegre Mayfield | United Kingdom Time | -04:00 |
| Porto Alegre Feuerthalen | Central European Time | -05:00 |
| Porto Alegre Mayfield | Central Time | 02:00 |
| Porto Alegre Fexhe-le-Haut-Clocher | Central European Time | -05:00 |
| Porto Alegre Mawson Lakes | Central Australia Time | -12:30 |
| Porto Alegre Fforest-fach | United Kingdom Time | -04:00 |
| Porto Alegre Maxey | United Kingdom Time | -04:00 |
| Porto Alegre Floreat | Western Australia Time | -11:00 |
| Porto Alegre Maude | Eastern Australia Time | -13:00 |
| Porto Alegre Flix | Central European Time | -05:00 |
| Porto Alegre Matten bei Interlaken | Central European Time | -05:00 |
| Porto Alegre Flobecq | Central European Time | -05:00 |
| Porto Alegre Maumee | Eastern Time | 01:00 |
| Porto Alegre Florennes | Central European Time | -05:00 |
| Porto Alegre Mavivi | Central Africa Time | -05:00 |
| Porto Alegre Florensac | Central European Time | -05:00 |
| Porto Alegre Mawgan | United Kingdom Time | -04:00 |
| Porto Alegre Flores | Central Time | 03:00 |
| Porto Alegre Fleckney | United Kingdom Time | -04:00 |
| Porto Alegre Flesherton | Eastern Time | 01:00 |
| Porto Alegre Fletcher | Eastern Time | 01:00 |
| Porto Alegre Flic en Flac | Mauritius Time | -07:00 |
| Porto Alegre Flemington | Eastern Australia Time | -13:00 |
| Porto Alegre Flemington | Eastern Time | 01:00 |
| Porto Alegre Flagler Beach | Eastern Time | 01:00 |
| Porto Alegre Glasgow | United Kingdom Time | -04:00 |
| Porto Alegre Glasgow | Central Time | 02:00 |
| Porto Alegre Glastonbury | United Kingdom Time | -04:00 |
| Porto Alegre Glebe | Eastern Australia Time | -13:00 |
| Porto Alegre Glen Allen | Eastern Time | 01:00 |
| Porto Alegre Gland | Central European Time | -05:00 |
| Porto Alegre Glandore | Central Australia Time | -12:30 |
| Porto Alegre Glarus | Central European Time | -05:00 |
| Porto Alegre Gladstone Park | Eastern Australia Time | -13:00 |