421603 PIN Code: Bhatsanagar, Birwadi (Thane)
421603 is the PIN code of Bhatsanagar, Birwadi, Lahe in Thane district, Maharashtra. Mail for 421603 is delivered by Bhatsanagar S.O, Birwadi B.O.
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Bhatsanagar, Birwadi, Lahe
421603 at a glance
- PIN code
- 421603
- Areas
- Bhatsanagar, Birwadi and Lahe
- District
- Thane
- State
- Maharashtra
- Postal circle
- Maharashtra Circle
- Region / division
- Navi Mumbai Region · Thane Division
- Head office
- Kalyan City H.O (42.0 km south-west)
- Delivery office
- Bhatsanagar S.O and Birwadi B.O
- Post offices
- 3 (1 sub office and 2 branch offices)
- Type of area
- Not known
- Approximate area
- about 49.0 km² (10.9 km east-west, 8.9 km north-south)
- Middle of the area
- 19.53132, 73.38575
- DIGIPIN of the middle
- 4F35MK8L36
- Sorting district code
- 421 (shared by 30 PIN codes; Thane and Palghar)
- Nearest PIN codes
- 421601 (13.0 km), 421602 (15.7 km), 421403 (22.2 km), 422403 (25.7 km)
Sources: India Post's All India Pincode Directory (list dated 3 Oct 2025), OpenStreetMap. Area and middle point are approximate, from our map.
Where PIN 421603 is
- PIN 421603
- 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 (1 carry 421603). Blank parts have no known address nearby. Roads, railways and water: © OpenStreetMap contributors.
About the 421603 area
421603 is a PIN code in Thane district, Maharashtra. India Post lists 3 post offices under it: Bhatsanagar S.O, Birwadi B.O and Lahe B.O. Mail for addresses with this PIN is delivered by Bhatsanagar S.O and Birwadi B.O. The other office offers counter services but doesn't deliver.
In India Post's structure, 421603 belongs to the Thane Division, part of the Navi Mumbai Region of the Maharashtra Circle. The nearest head office of its division is Kalyan City H.O, about 42.0 km south-west. The first three digits, 421, are the sorting district code that 30 PIN codes share, covering Thane and Palghar.
The middle of the 421603 area is at 19.5313° N, 73.3858° E (DIGIPIN 4F35MK8L36), and the area is roughly 49.0 km² on our map. The closest PIN codes are 421601 (Shahapur S.O (Thane), 13.0 km south-west), 421602 (Kasara S.O (Thane), 15.7 km north-east) and 421403 (Kinholi, 22.2 km south-east).
Thane district has 50 PIN codes. The one with the most post offices is 421601 (Shahapur S.O (Thane), 38); 421603 has 3. The one with the most villages is 421302 (Dandekarwadi, 188).
Post offices with PIN code 421603
| Post office | Type and mail delivery |
|---|---|
| Bhatsanagar S.O | Sub office Delivers |
| Birwadi B.O | Branch office Delivers |
| Lahe B.O | Branch 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 421603 mean
A letter to 421603 is sorted in four steps, one for each part of the code (all zones and circles):
- 1 · Zone421603
Western zone: Maharashtra, Madhya Pradesh, Chhattisgarh, Goa
- 2 · Postal circle421603
Maharashtra Circle
- 3 · Sorting district421603
Sorting district covering Thane and Palghar
- 4 · Delivery office421603
Delivered by Bhatsanagar S.O, Birwadi B.O
PIN codes near 421603
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 421603
Name House / flat number, street Bhatsanagar, Thane Maharashtra - 421603
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 421603
Which area has the PIN code 421603?
421603 is the PIN code of Bhatsanagar, Birwadi and Lahe in Thane district, Maharashtra.
Which district and state is 421603 in?
Thane district in Maharashtra, in India Post's Maharashtra Circle (Thane Division).
How many post offices use 421603?
3 post offices: Bhatsanagar S.O, Birwadi B.O and Lahe B.O.
Which post office delivers mail for 421603?
Bhatsanagar S.O and Birwadi B.O deliver mail for this PIN.
What is the head office for 421603?
Kalyan City H.O, about 42.0 km south-west of the 421603 area, is the nearest head office in the Thane Division.
What are the PIN codes near 421603?
421601 (Shahapur S.O (Thane), 13.0 km), 421602 (Kasara S.O (Thane), 15.7 km), 421403 (Kinholi, 22.2 km), 422403 (Igatpuri, 25.7 km) and 421101 (Padgha, 25.9 km), measured between the middles of the areas.
What is the DIGIPIN of the 421603 area?
4F35MK8L36 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 421603 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 50 PIN codes of Thane · All PIN codes of Maharashtra · PIN code guides · Find the PIN code of where you are