The pin code of Kala Balua, Purnia, Bihar is 854201. The post office Kala Balua is located in the district Purnia, Bihar. The first two digit of pin code denotes 85, which is listed in Bihar.
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What is Pin Code?
The Postal Index Number (PIN) or PIN Code is a 6 digit code of Post Office numbering used by India Post. The PIN was introduced on August 15, 1972. The PINcode is 6 digits long. First digit reflects region, second the sub-region, third the sorting district, and last three represent the post office code.