637001 PIN Code: Namakkal, Namakkal Bazaar
637001 is the PIN code of Namakkal, Namakkal Bazaar, Namakkal Fort, Natarajapuram S.O (Namakkal) and 2 more in Namakkal district, Tamil Nadu. Mail for 637001 is delivered by Namakkal H.O. It covers 27 villages.
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Namakkal, Namakkal Bazaar, Namakkal Fort
637001 at a glance
- PIN code
- 637001
- Areas
- Namakkal, Namakkal Bazaar, Namakkal Fort, Natarajapuram S.O (Namakkal), Ramapurampudur and Santhaipettaipudur
- District
- Namakkal
- State
- Tamil Nadu
- Postal circle
- Tamilnadu Circle
- Region / division
- Western Region Coimbatore · Namakkal Division
- Head office
- Namakkal H.O (in this PIN)
- Delivery office
- Namakkal H.O
- Post offices
- 6 (1 head office and 5 sub offices)
- Villages
- 27 in 1 tehsil
- Towns / local bodies
- Namakkal
- Type of area
- Town and villages
- Approximate area
- about 31.7 km² (7.9 km east-west, 7.7 km north-south)
- Middle of the area
- 11.21853, 78.16787
- DIGIPIN of the middle
- M99KCF89JK
- Sorting district code
- 637 (shared by 55 PIN codes; Namakkal and Salem)
- Nearest PIN codes
- 637002 (3.2 km), 637405 (5.4 km), 637003 (6.0 km), 637409 (10.5 km)
Sources: India Post's All India Pincode Directory (list dated 3 Oct 2025), the Local Government Directory (Ministry of Panchayati Raj), OpenStreetMap. Area and middle point are approximate, from our map.
Where PIN 637001 is
- PIN 637001
- Neighbouring PIN codes (tap one)
- Post office that delivers mail
- Other post offices (counter only)
- Main roads, railways and water
An approximate shape, not an official boundary: India Post doesn't publish PIN boundary maps. Each spot takes the PIN of the nearest post office or address mapped on OpenStreetMap (84 carry 637001). Blank parts have no known address nearby. Roads, railways and water: © OpenStreetMap contributors.
About the 637001 area
637001 is a PIN code covering town areas and villages in Namakkal district, Tamil Nadu. India Post lists 6 post offices under it: Namakkal H.O, Namakkal Bazaar S.O, Namakkal Fort S.O, Natarajapuram S.O (Namakkal) and Ramapurampudur S.O and 1 more. Mail for addresses with this PIN is delivered by Namakkal H.O. The other 5 offices offer counter services but don't deliver.
In India Post's structure, 637001 belongs to the Namakkal Division, part of the Western Region Coimbatore of the Tamilnadu Circle. Namakkal H.O, the head office, is itself in this PIN. The first three digits, 637, are the sorting district code that 55 PIN codes share, covering Namakkal and Salem.
27 villages in the Local Government Directory carry PIN 637001, spread over 1 tehsil: Namakkal (27). They include Agrahara Ayyapalayam, Agraharanathamangalam, Ananthakrishnarayasamudram, Elayapuram Agraharam and Illaiyapuram Ayan.
Town areas with this PIN: Namakkal (municipality).
The middle of the 637001 area is at 11.2185° N, 78.1679° E (DIGIPIN M99KCF89JK), and the area is roughly 31.7 km² on our map. The closest PIN codes are 637002 (Ganesapuram, 3.2 km south), 637405 (Muthugapatti, 5.4 km east) and 637003 (Nallipalayam, 6.0 km north-west).
Namakkal district has 55 PIN codes. The one with the most post offices is 637411 (Semmedu, 25); 637001 has 6. 637001 has the most villages (27).
Post offices with PIN code 637001
| Post office | Type and mail delivery |
|---|---|
| Namakkal H.O | Head office Delivers |
| Namakkal Bazaar S.O | Sub office Counter only |
| Namakkal Fort S.O | Sub office Counter only |
| Natarajapuram S.O (Namakkal) | Sub office Counter only |
| Ramapurampudur S.O | Sub office Counter only |
| Santhaipettaipudur S.O | Sub office Counter only |
"Delivers" means postmen from that office bring mail to addresses with this PIN. Head offices run a postal division's accounts; sub offices serve towns; branch offices are small, mostly village offices working under a sub office. More on the types of post offices.
What the digits of 637001 mean
A letter to 637001 is sorted in four steps, one for each part of the code (all zones and circles):
- 1 · Zone637001
Southern zone: Tamil Nadu, Kerala
- 2 · Postal circle637001
Tamilnadu Circle
- 3 · Sorting district637001
Sorting district covering Namakkal and Salem
- 4 · Delivery office637001
Delivered by Namakkal H.O
Localities in the 637001 area
Neighbourhoods and places named on OpenStreetMap whose nearby mapped addresses mostly carry PIN 637001. Places on an edge can also fall in a neighbouring PIN.
Villages under PIN code 637001 (27)
| Village | Mandal / tehsil | District |
|---|---|---|
| Agrahara Ayyapalayam | Namakkal | Namakkal |
| Agraharanathamangalam | Namakkal | Namakkal |
| Ananthakrishnarayasamudram | Namakkal | Namakkal |
| Elayapuram Agraharam | Namakkal | Namakkal |
| Illaiyapuram Ayan | Namakkal | Namakkal |
| Jekkalnayakkanpatti | Namakkal | Namakkal |
| Jodikai Aniyar | Namakkal | Namakkal |
| Kadandapatti | Namakkal | Namakkal |
| Kadiranallur | Namakkal | Namakkal |
| Karakuruchi | Namakkal | Namakkal |
| Lakkapuram | Namakkal | Namakkal |
| Marappanaickanpatty | Namakkal | Namakkal |
| Mitta Aniyar | Namakkal | Namakkal |
| Nallagoundampalayam | Namakkal | Namakkal |
| Naravalur Agraharam | Namakkal | Namakkal |
| Naravalur Thottipalayam | Namakkal | Namakkal |
| Periya Goundampalayam | Namakkal | Namakkal |
| Pidaripatti | Namakkal | Namakkal |
| Podangam | Namakkal | Namakkal |
| Ramanayakkanpatti | Namakkal | Namakkal |
| Rangappanaickanpalayam | Namakkal | Namakkal |
| Sarkarnattamangalam | Namakkal | Namakkal |
| Sarvamaniya Aniyar | Namakkal | Namakkal |
| Singilipatty | Namakkal | Namakkal |
| Thanathampatti | Namakkal | Namakkal |
| Thottippatti | Namakkal | Namakkal |
| Vagurampatti | Namakkal | Namakkal |
Villages: Local Government Directory, Ministry of Panchayati Raj (list dated 1 Sep 2026), names as the government lists them.
Towns and local bodies with PIN 637001
- Municipality Namakkal
PIN codes near 637001
Distances are as the crow flies, between the middles of each PIN's mapped addresses and post offices.
How to write an address with PIN 637001
Name House / flat number, street Namakkal Tamil Nadu - 637001
Write the 6 digits in full at the end, after the state. Use the area name that matches your street, from the post offices above. How to write an Indian address.
Questions about PIN 637001
Which area has the PIN code 637001?
637001 is the PIN code of Namakkal, Namakkal Bazaar, Namakkal Fort and Natarajapuram S.O (Namakkal) and other areas in Namakkal district, Tamil Nadu.
Which district and state is 637001 in?
Namakkal district in Tamil Nadu, in India Post's Tamilnadu Circle (Namakkal Division).
How many post offices use 637001?
6 post offices: Namakkal H.O, Namakkal Bazaar S.O, Namakkal Fort S.O, Natarajapuram S.O (Namakkal), Ramapurampudur S.O and Santhaipettaipudur S.O.
Which post office delivers mail for 637001?
Namakkal H.O delivers mail for this PIN.
What is the head office for 637001?
Namakkal H.O, which is in this PIN.
Which villages come under PIN code 637001?
27 villages, including Agrahara Ayyapalayam, Agraharanathamangalam, Ananthakrishnarayasamudram, Elayapuram Agraharam, Illaiyapuram Ayan, Jekkalnayakkanpatti, Jodikai Aniyar and Kadandapatti. The full list is on this page.
Is 637001 a rural or urban PIN code?
Both: it covers town areas (Namakkal) and 27 villages.
What are the PIN codes near 637001?
637002 (Ganesapuram, 3.2 km), 637405 (Muthugapatti, 5.4 km), 637003 (Nallipalayam, 6.0 km), 637409 (Sendamangalam, 10.5 km) and 637207 (Paramathi, 11.7 km), measured between the middles of the areas.
What is the DIGIPIN of the 637001 area?
M99KCF89JK is the DIGIPIN of the middle of the area. A DIGIPIN marks a spot about 4 metres wide, so every house has its own; use the DIGIPIN tool for your exact spot.
Is 637001 the PIN code of my address?
If you are at the address, tap "Is this my PIN code?" at the top of this page. Otherwise check that your street's area matches one of the post offices or localities listed here. For anything important, confirm with your post office.
Post offices: India Post, All India Pincode Directory on data.gov.in (Government Open Data License - India), list dated 3 Oct 2025. District names are as India Post lists them and can differ from the revenue district. Not an India Post website: for anything important, confirm with your post office.
More PIN codes
All 55 PIN codes of Namakkal · All PIN codes of Tamil Nadu · PIN code guides · Find the PIN code of where you are