Postal Code 737121 - Chakung, Sikkim, India

The postal code 737121 is part of India’s six-digit Postal Index Number (PIN) system, designed and maintained under the operational framework of India Post, the national postal authority for India. The PIN follows the pattern X X X X X X, such as 5 6 0 0 X X (example only). The first digit represents the postal zone, the next two specify the sub-region and sorting district, while the last three digits define the local delivery office. This code serves Chakung in the Sikkim region, located near latitude 27.1506 and longitude 88.244. India’s routing structure follows State → District → Area → Local Post Office. A general example is: - State: Sikkim - District: (Example: Central Urban/Rural District) - Area: Chakung - Delivery Office: Determined by the last three digits This page follows the routing principles publicly used by India Post. Pattern samples are illustrative only. For accurate address verification or parcel delivery, ensure the district and locality align with Chakung, Sikkim, India.