| Sr. | City Name (State) | STD Code |
| 1 | Itanagar (Arunachal Pradesh) | 0360 |
| 2 | Passighat (Arunachal Pradesh) | 0368 |
| 3 | Yiang Kiag (Arunachal Pradesh) | 03777 |
| 4 | Pakkekesang (Arunachal Pradesh) | 03778 |
| 5 | Roing-III (Arunachal Pradesh) | 03779 |
| 6 | Dirang (Arunachal Pradesh) | 03780 |
| 7 | Kalaktung (Arunachal Pradesh) | 03782 |
| 8 | Along (Arunachal Pradesh) | 03783 |
| 9 | Nefra (Arunachal Pradesh) | 03784 |
| 10 | Bameng (Arunachal Pradesh) | 03785 |
| 11 | Khonsa (Arunachal Pradesh) | 03786 |
| 12 | Seppa (Arunachal Pradesh) | 03787 |
| 13 | Kolaring (Arunachal Pradesh) | 03788 |
| 14 | Huri (Arunachal Pradesh) | 03789 |
| 15 | Tali (Arunachal Pradesh) | 03790 |
| 16 | Taliha (Arunachal Pradesh) | 03791 |
| 17 | Daporizo (Arunachal Pradesh) | 03792 |
| 18 | Mechuka (Arunachal Pradesh) | 03793 |
| 19 | Tawang (Arunachal Pradesh) | 03794 |
| 20 | Basar (Arunachal Pradesh) | 03795 |
| 21 | Pangin (Arunachal Pradesh) | 03797 |
| 22 | Mariyang (Arunachal Pradesh) | 03798 |
| 23 | Tuting (Arunachal Pradesh) | 03799 |
| 24 | Jairampur (Arunachal Pradesh) | 03800 |
| 25 | Anini (Arunachal Pradesh) | 03801 |
| 26 | Roing-II (Arunachal Pradesh) | 03802 |
| 27 | Roing-I (Arunachal Pradesh) | 03803 |
| 28 | Tezu (Arunachal Pradesh) | 03804 |
| 29 | Hayuliang (Arunachal Pradesh) | 03805 |
| 30 | Chowkhem (Arunachal Pradesh) | 03806 |
| 31 | Miao (Arunachal Pradesh) | 03807 |
| 32 | Changlang (Arunachal Pradesh) | 03808 |
| 33 | Sagalee (Arunachal Pradesh) | 03809 |