| Fire Brigade, Itanagar | 101 & 2212640 |
| Fire Brigade, Naharlagun | 101 & 2244399 |
| Head Post Office, Itanagar | 2291407 |
| R.K. Mission Post Office, Itanagar | 2291160 |
| Post Office, Naharlagun | 2351445 |
| Post Office, Nirjuli | 2257417 |
| Post Office, Doimukh | 2277249 |
| Post Office, Banderdewa | 2266234 |
| Marina Gas Agency, Itanagar | 2217127/2212411 |
| Arunsiri Gas Agency, Naharlagun | 2244382 |
| Donyi-Polo Gas Agency, Chimpu, Itanagar | 2203403/9774192060 |
| Bharat Gas Agency, Pappu Nallah, Naharlagun | 9436653555/2350231 |
| Itanagar | 2212212/2210210/2210188/ 2210200/197/198 |
| Naharlagun | 2244108/2243197/198 |
| Nirjuli | 2257499/2257500 |
| Doimukh | 2277401/2277298 |
| Banderdewa | 2266001/2266202 |
| Kimin | 2255220 |
| SDOT, Itanagar | 0360-2212351 |
| SDOT, Naharlagun | 0360-2244107 |
| SDOT, Tawang | 03794-222300 |
| SDOT, Bomdila | 03782-222029 |
| SDOT, Seppa | 03787-222443 |
| SDOT, Ziro | 03788-224088 |
| SDOT, Daporijo | 03792-224000 |
| SDOT, Along | 03783-222599 |
| SDOT, Pasighat | 0368-2222020 |
| SDOT, Yingkiong | 03777-222300 |
| SDOT, Tezu | 03804-222299 |
| SDOT, Namsai | 03806-262700 |
| SDOT, Roing | 03803-222555 |
| SDOT, Changlang | 03808-222599 |
| SDOT, Deomali | 03786-255298 |
| SDE, Itanagar (Internal) | 0360-2210025 |
| JTO, Basar | 03795-222398 |