| Goiás Mawson Lakes | Central Australia Time | -12:30 |
| Goiás Maxey | United Kingdom Time | -04:00 |
| Goiás Malton | United Kingdom Time | -04:00 |
| Goiás Malvern | Eastern Time | 01:00 |
| Goiás Malvern | Eastern Australia Time | -13:00 |
| Goiás Matawan | Eastern Time | 01:00 |
| Goiás Matarbari | Bangladesh Time | -09:00 |
| Goiás Matraville | Eastern Australia Time | -13:00 |
| Goiás Matten bei Interlaken | Central European Time | -05:00 |
| Goiás Matheran | India Standard Time | -08:30 |
| Goiás Matinhos | Brasilia Time | 00:00 |
| Goiás Montana | Central European Time | -05:00 |
| Goiás Montanara | Central European Time | -05:00 |
| Goiás Mont-Tremblant | Eastern Time | 01:00 |
| Goiás Montague | Eastern Time | 01:00 |
| Goiás Montague | Atlantic Time | 00:00 |
| Goiás Montblanc | Central European Time | -05:00 |
| Goiás Montauk | Eastern Time | 01:00 |
| Goiás Nala Sopara | India Standard Time | -08:30 |
| Goiás Namur | Central European Time | -05:00 |
| Goiás Náměšť nad Oslavou | Central European Time | -05:00 |
| Goiás Nandikkara | India Standard Time | -08:30 |
| Goiás Nanded-Waghala | India Standard Time | -08:30 |
| Goiás Mollem | India Standard Time | -08:30 |
| Goiás Mollerussa | Central European Time | -05:00 |
| Goiás Mollis | Central European Time | -05:00 |
| Goiás Monastero Bormida | Central European Time | -05:00 |
| Goiás Monastier di Treviso | Central European Time | -05:00 |
| Goiás Mönchengladbach | Central European Time | -05:00 |
| Goiás Monchique | Western European Time | -04:00 |
| Goiás Monreal del Campo | Central European Time | -05:00 |
| Goiás Monroe Township | Eastern Time | 01:00 |
| Goiás Mont Albert | Eastern Australia Time | -13:00 |
| Goiás Monguelfo-Tesido | Central European Time | -05:00 |
| Goiás Moniga del Garda | Central European Time | -05:00 |
| Goiás Monona | Central Time | 02:00 |
| Goiás Monkton | Eastern Time | 01:00 |
| Goiás Monmouth | Central Time | 02:00 |