- PIN code
- 637401
- Main post office
- Andagalur (sub office)
- District
- Namakkal
- State
- Tamil Nadu
- Postal division
- Salem West
- Region and circle
- Western Region Coimbatore, Tamilnadu circle
- Delivery
- Delivery PIN (5 of 7 offices deliver)
- Location
- Open on a map (11.445, 78.156)
Post offices with PIN 637401
| Post office | Type | Delivery |
|---|---|---|
| Andagalur | Sub office | Delivers mail |
| Chandrasekarapuram | Branch office | Delivers mail |
| Koonavelampatti | Branch office | Delivers mail |
| Kurukkapuram | Branch office | Delivers mail |
| Muthukalipatti | Branch office | Delivers mail |
| Anaipalayam | Branch office | Counter only |
| Masakalipatti | Branch office | Counter only |
637401 covers 0 head offices, 1 sub office and 6 branch offices.
What the digits of 637401 mean
- 6: India Post's Southern region, which covers Kerala, Lakshadweep, Puducherry and Tamil Nadu (3,512 PINs).
- 63: the Tamilnadu postal circle; 524 PINs start with 63.
- 637: the sorting district, shared by 55 PINs in 2 districts.
- 401: the delivery post office within it, Andagalur.
Head post office for 637401
The post offices with this PIN belong to the Salem West postal division, whose head office is listed below. Money orders, savings accounts and complaints that a sub or branch office cannot settle go to the head office.
- Suramangalam head post office: 636005
Nearby PIN codes in Namakkal
- Belukurichi637402
- Gurusamipalayam637403
- Kalappanaickenpatti637404
- Muthugapatti637405
- Namagiripettai637406
- Pudupatti (Salem)637407
- Rasipuram637408
- Sendamangalam637409
Writing an address with 637401
Put the PIN on the last line, after the town and state, so the sorting machines and postmen can read it:
Name House number, street Andagalur post office Namakkal, Tamil Nadu – 637401
Frequently asked questions
Which post office has PIN code 637401?
7 post offices share it: Andagalur, Chandrasekarapuram, Koonavelampatti, Kurukkapuram, Muthukalipatti, Anaipalayam and 1 more, in Namakkal district, Tamil Nadu.
Is 637401 a delivery PIN code?
Yes. Andagalur, Chandrasekarapuram, Koonavelampatti and Kurukkapuram and 1 more deliver mail; letters addressed to 637401 are delivered.
Which district is 637401 in?
Namakkal district, Tamil Nadu. It is in the Salem West postal division (Western Region Coimbatore) of the Tamilnadu postal circle.
What is the head post office for 637401?
The Salem West postal division's head office is Suramangalam (636005).
Sources
Last checked on 6 October 2026. PIN codes and post offices are from India Post’s directory on data.gov.in. Post offices are sometimes opened, merged or renamed; check with India Post before relying on a PIN for an official form.