Tanzānija zvanu kodi
Valsts kods +255
| Aruša | 27 |
| Dāresalāma | 22 |
| Dodoma | 26 |
| Iringa | 26 |
| Kagera | 28 |
| Kigoma | 28 |
| Kilimanjao | 27 |
| Lindi | 23 |
| Mara | 28 |
| Mbeja | 25 |
| Morogoro | 223 |
| Mtara | 23 |
| Mwanza | 28 |
| Pemba | 24 |
| Pvana | 23 |
| Rukva | 25 |
| Ruvuma | 25 |
| Šinjanga | 28 |
| Singida | 26 |
| Tabora | 26 |
| Tanga | 27 |
| Zanzibar | 24 |