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PIN code 811302 is the Postal Index Number assigned to the B Dariyapur BO post office in LAKHISARAI district, Bihar. It is administered under the Bihar Circle Postal Circle. The code falls under Zone 8 of India's postal network, covering the Eastern India region.
India's PIN code system — standing for Postal Index Number — was introduced on 15 August 1972 to streamline postal sorting and delivery across the country. Each 6-digit code is structured systematically: the first digit (8) identifies the broad postal zone; the first three digits (811) pinpoint the postal district or sorting hub; and the last three digits (302) identify the specific delivery post office.
When addressing letters, parcels, or courier shipments to B Dariyapur BO in LAKHISARAI, Bihar, always include PIN – 811302 in the postal address to ensure accurate sorting and on-time delivery by India Post.
| PIN Code | 811302 |
| Zone | Zone 8 · Eastern India |
| Sort District | 811 |
| Delivery Code | 302 |
| Postal Circle | Bihar Circle |
| State / UT | Bihar |
Browse PIN codes for other post offices in LAKHISARAI, Bihar