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PIN code 721303 is the Postal Index Number assigned to the Kalaikunda A F SO post office in WEST MIDNAPORE district, West Bengal. It is administered under the West Bengal Circle Postal Circle. The code falls under Zone 7 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 (7) identifies the broad postal zone; the first three digits (721) pinpoint the postal district or sorting hub; and the last three digits (303) identify the specific delivery post office.
When addressing letters, parcels, or courier shipments to Kalaikunda A F SO in WEST MIDNAPORE, West Bengal, always include PIN – 721303 in the postal address to ensure accurate sorting and on-time delivery by India Post.
| PIN Code | 721303 |
| Zone | Zone 7 · Eastern India |
| Sort District | 721 |
| Delivery Code | 303 |
| Postal Circle | West Bengal Circle |
| State / UT | West Bengal |
Browse PIN codes for other post offices in WEST MIDNAPORE, West Bengal