PIN Code 841203 — SIWAN, Bihar
PIN code 841203 serves 10 post offices in SIWAN district, Bihar. Delivery status: Delivery.
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Chainpur SO Siwan
PIN Code: 841203
10 post offices share PIN code 841203:
- Chainpur SO Siwan S.O · Delivery
- Ansar BO B.O · Delivery
- Bakhari BO B.O · Delivery
- Bangra Ke Bari BO B.O · Delivery
- Chhitauli BO B.O · Delivery
- Dighwalia BO B.O · Delivery
- Jagdishpur BO B.O · Delivery
- Nandamura BO B.O · Delivery
- Ramgarh BO B.O · Delivery
- Sarhara BO B.O · Delivery
About PIN Code 841203 — SIWAN, Bihar
PIN code 841203 is an official postal code assigned by India Post to 10 post offices in SIWAN district, Bihar. The primary delivery office under this PIN is Chainpur SO Siwan (Sub Post Office). Delivery status is marked as Delivery, which means postmen from this office deliver mail and parcels directly to doorsteps in this area. Administratively, this area falls under Siwan taluk. The sorting and administrative jurisdiction lies with Siwan Division.
How to Use PIN Code 841203 in Banking and Transactions
PIN code 841203 is required across a wide range of banking and official processes in SIWAN, Bihar. Whether you are opening a bank account, applying for a loan, completing KYC, or filling out an e-commerce delivery form — this 6-digit code is your address's official postal identifier.
- Bank account KYC: Your PIN code is mandatory for address verification when opening savings, current, or NRI accounts at any bank in SIWAN.
- NEFT / RTGS / IMPS transfers: While the transaction itself uses an IFSC code, the beneficiary's address — including PIN code — is stored in bank records for compliance.
- Cheque book and MICR: The MICR code printed on your cheque book is linked to the bank branch in your PIN code area. Look it up if you need it for ECS mandates or SIP setups.
- Aadhaar, PAN, Passport: All government identity documents require a valid PIN code for the address field. 841203 is the correct code for addresses served by Chainpur SO Siwan.
- E-commerce deliveries: Courier companies like Blue Dart, DTDC, Delhivery, and Ekart check PIN code serviceability before accepting orders. If a seller says "delivery not available," it often means they haven't enabled your specific PIN.
- Loan applications: Personal loan, home loan, and credit card applications ask for your PIN code to verify your residential address and assess local credit bureau data.
Banks and Financial Services Near PIN Code 841203
To find the IFSC code of any bank branch serving SIWAN, use our IFSC Code Lookup. Simply select your bank, then Bihar as the state, and SIWAN as the district to get a list of all branches in your area. For fixed deposits, recurring deposits, and savings calculations, our EMI Calculator can help you plan loan repayments before applying. If you're sending money abroad from SIWAN, you'll need a SWIFT code — which identifies the international correspondent bank for your branch.
More PIN Codes in SIWAN and Bihar
PIN code 841203 is one of many postal codes in SIWAN district. To explore all post offices and their PIN codes across the district, visit the SIWAN PIN Code directory. For the full list of districts and their postal zones in Bihar, see the Bihar PIN Code page. You can also search any other PIN code using the tool above.
Data sourced from India Post. Last reviewed Jun 2026 by BankZop Editorial Team.
