| Area Code▲ | City↕ | Administrative Region↕ | City Population↕ | Country/Region | Timezone |
|---|
| 12 | — | Baku | 2,122,300 | Azerbaijan | Asia/Baku |
| 18 | — | Sumqayit | 292,577 | Azerbaijan | Asia/Baku |
| 20 | — | Goychay District | 105,323 | Azerbaijan | Asia/Baku |
| 21 | — | Sabirabad Rayon | 143,514 | Azerbaijan | Asia/Baku |
| 22 | Ganja, Azerbaijan | Ganja, Azerbaijan | 313,300 | Azerbaijan | Asia/Baku |
| 23 | — | Khachmaz District | 152,360 | Azerbaijan | Asia/Baku |
| 24 | — | Zaqatala District | 111,419 | Azerbaijan | Asia/Baku |
| 25 | — | Masallı | 183,532 | Azerbaijan | Asia/Baku |
| 26 | — | Agdam District | 165,407 | Azerbaijan | Asia/Baku |
| 36 | — | Nakhchivan | 64,754 | Azerbaijan | Asia/Baku |
| 50 | — | — | 8,303,512 | Azerbaijan | Asia/Baku |
| 55 | — | — | 8,303,512 | Azerbaijan | Asia/Baku |