| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 301 | Sangring | Saglee BO | π 791112 | Sagalee Circle | Branch Post Office |
| 302 | Sankey Valley Colony | Ram Krishna Mission S.O | π 791113 | Itanagar Circle | Post Office - PO |
| 303 | Sarohgai | Ranga Nadi Project S.O | π 791119 | Mengio Circle | Post Office - PO |
| 304 | Satang | Saglee BO | π 791112 | Toru Circle | Branch Post Office |
| 305 | Seema | Saglee BO | π 791112 | Sagalee Circle | Branch Post Office |
| 306 | Sengmara | Balijan B.O | π 791123 | Balijan Circle | Branch Post Office |
| 307 | Senkey Colony | Ram Krishna Mission S.O | π 791113 | Itanagar Circle | Post Office - PO |
| 308 | Shopo | Doimukh S.O | π 791112 | Doimukh Circle | Post Office - PO |
| 309 | Silsango | Ranga Nadi Project S.O | π 791119 | Mengio Circle | Post Office - PO |
| 310 | Sindhu Patta | Balijan B.O | π 791123 | Balijan Circle | Branch Post Office |
| 311 | Sinky Valley | Ram Krishna Mission S.O | π 791113 | Itanagar Circle | Post Office - PO |
| 312 | Sonajuli | Sonajuli B.O | π 791123 | Balijan Circle | Branch Post Office |
| 313 | Sonajuli Farm | Sonajuli B.O | π 791123 | Balijan Circle | Branch Post Office |
| 314 | Sood | Naharlagun S.O | π 791110 | Naharlagun Circle | Post Office - PO |
| 315 | Sotung | Ranga Nadi Project S.O | π 791119 | Mengio Circle | Post Office - PO |
| 316 | Tabio | Saglee BO | π 791112 | Leporiang Circle | Branch Post Office |
| 317 | Tacha | Ranga Nadi Project S.O | π 791119 | Mengio Circle | Post Office - PO |
| 318 | Tadar Happa | Kimin S.O | π 791121 | Kimin Circle | Post Office - PO |
| 319 | Tagi | Ranga Nadi Project S.O | π 791119 | Mengio Circle | Post Office - PO |
| 320 | Tamang | Saglee BO | π 791112 | Toru Circle | Branch Post Office |
| 321 | Tame Passang | Ram Krishna Mission S.O | π 791113 | Itanagar Circle | Post Office - PO |
| 322 | Tani Hapa Pichola | Balijan B.O | π 791123 | Balijan Circle | Branch Post Office |
| 323 | Tanio Happa | Kimin S.O | π 791121 | Kimin Circle | Post Office - PO |
| 324 | Tapiaso | Balijan B.O | π 791123 | Balijan Circle | Branch Post Office |
| 325 | Tapo | Ranga Nadi Project S.O | π 791119 | Mengio Circle | Post Office - PO |
| 326 | Tar | Saglee BO | π 791112 | Sagalee Circle | Branch Post Office |
| 327 | Tarajuli | Sonajuli B.O | π 791123 | Naharlagun Circle | Branch Post Office |
| 328 | Tashi | Saglee BO | π 791112 | Toru Circle | Branch Post Office |
| 329 | Taw | Saglee BO | π 791112 | Sagalee Circle | Branch Post Office |
| 330 | Taying Tarang | Doimukh S.O | π 791112 | Doimukh Circle | Post Office - PO |
| 331 | Tenga Bari | Balijan B.O | π 791123 | Balijan Circle | Branch Post Office |
| 332 | Tigdo | Doimukh S.O | π 791112 | Doimukh Circle | Post Office - PO |
| 333 | Tomru | Doimukh S.O | π 791112 | Doimukh Circle | Post Office - PO |
| 334 | Toru Circle | Saglee BO | π 791112 | Toru Circle | Branch Post Office |
| 335 | Toru H Q | Saglee BO | π 791112 | Toru Circle | Branch Post Office |
| 336 | Totpu | Saglee BO | π 791112 | Sagalee Circle | Branch Post Office |
| 337 | Town Bill | Balijan B.O | π 791123 | Balijan Circle | Branch Post Office |
| 338 | Upia | Yupia B.O | π 791110 | Doimukh Circle | Branch Post Office |
| 339 | Upia | Doimukh S.O | π 791112 | Doimukh Circle | Post Office - PO |
| 340 | Upper Gai | Saglee BO | π 791112 | Sagalee Circle | Branch Post Office |
| 341 | Upper Ganga Village | Ram Krishna Mission S.O | π 791113 | Itanagar Circle | Post Office - PO |
| 342 | Upper Jumi | Kimin S.O | π 791121 | Kimin Circle | Post Office - PO |
| 343 | Upper Lichi | Hawa Camp B.O | π 791121 | Kimin Circle | Branch Post Office |
| 344 | Upper MOWB II | Ram Krishna Mission S.O | π 791113 | Itanagar Circle | Post Office - PO |
| 345 | Upper Sher | Hawa Camp B.O | π 791121 | Kimin Circle | Branch Post Office |
| 346 | Upper Taraso | Balijan B.O | π 791123 | Balijan Circle | Branch Post Office |
| 347 | Upper Tubung | Balijan B.O | π 791123 | Balijan Circle | Branch Post Office |
| 348 | Vana Vigyan Kendra | Balijan B.O | π 791123 | Balijan Circle | Branch Post Office |
| 349 | Vivek Vihar | Vivek Vihar BO | π 791113 | Itanagar Circle | Branch Post Office |
| 350 | Vivek Vihar Market Line | Ram Krishna Mission S.O | π 791113 | Itanagar Circle | Post Office - PO |