Gudalur is Taluka (Tehsil) in Nilgiris district of Tamil Nadu state. Gudalur has 35 areas (postal offices).
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 643240 | Ambalamoola PIN Code | Nilgiris | Gudalur | Branch Office |
| 643241 | Athikunna PIN Code | Nilgiris | Gudalur | Branch Office |
| 643212 | Athipalli PIN Code | Nilgiris | Gudalur | Branch Office |
| 643224 | Bellevue PIN Code | Nilgiris | Gudalur | Branch Office |
| 643240 | Bitherkad PIN Code | Nilgiris | Gudalur | Sub Office |
| 643205 | Cherambadi PIN Code | Nilgiris | Gudalur | Sub Office |
| 643220 | Cherambadi Tea Division PIN Code | Nilgiris | Gudalur | Branch Office |
| 643211 | Cherumulli PIN Code | Nilgiris | Gudalur | Branch Office |
| 643211 | Choondi PIN Code | Nilgiris | Gudalur | Branch Office |
| 643212 | Devala PIN Code | Nilgiris | Gudalur | Branch Office |
| 643207 | Devarshola PIN Code | Nilgiris | Gudalur | Sub Office |
| 643226 | Glenvans PIN Code | Nilgiris | Gudalur | Branch Office |
| 643212 | Gudalur Bazaar PIN Code | Nilgiris | Gudalur | Sub Office |
| 643211 | Gudalur Nilgiris PIN Code | Nilgiris | Gudalur | Sub Office |
| 643211 | Kargudi PIN Code | Nilgiris | Gudalur | Branch Office |
| 643225 | Kariashola PIN Code | Nilgiris | Gudalur | Branch Office |
| 643205 | Kayyunni PIN Code | Nilgiris | Gudalur | Branch Office |
| 643253 | Kolapalli PIN Code | Nilgiris | Gudalur | Sub Office |
| 643241 | Kunnalady PIN Code | Nilgiris | Gudalur | Branch Office |
| 643211 | Lauriston PIN Code | Nilgiris | Gudalur | Branch Office |
| 643211 | Machikolli PIN Code | Nilgiris | Gudalur | Branch Office |
| 643211 | Marthoma Nagar PIN Code | Nilgiris | Gudalur | Branch Office |
| 643211 | Mudumalai Sanctuary PIN Code | Nilgiris | Gudalur | Branch Office |
| 643211 | Nadugani PIN Code | Nilgiris | Gudalur | Branch Office |
| 643212 | Nandhatti PIN Code | Nilgiris | Gudalur | Branch Office |
| 643226 | Newhope PIN Code | Nilgiris | Gudalur | Sub Office |
| 643211 | Padanthorai PIN Code | Nilgiris | Gudalur | Branch Office |
| 643240 | Pattavayal PIN Code | Nilgiris | Gudalur | Branch Office |
| 643228 | Periashola PIN Code | Nilgiris | Gudalur | Branch Office |
| 643212 | Puliampara PIN Code | Nilgiris | Gudalur | Branch Office |
| 643225 | Rockwood Estate PIN Code | Nilgiris | Gudalur | Branch Office |
| 643228 | Seaforth PIN Code | Nilgiris | Gudalur | Sub Office |
| 643212 | Sree Madurai PIN Code | Nilgiris | Gudalur | Branch Office |
| 643211 | Thorapalli PIN Code | Nilgiris | Gudalur | Branch Office |
| 643228 | Yellamalai PIN Code | Nilgiris | Gudalur | Branch Office |