Birwadi Pin Code - 421603

421603 is the Postal Index Number (PIN Code) assigned to Birwadi post office, located in Na taluka, Thane district of Maharashtra state, India. This postal location falls under Thane Central division and Mumbai region. Several nearby locations and post offices in Na include Apna Bazar, Balegaon, Balkum, Belapur Node- V, Belapur Node-- Iii, Chargaon, Dandekarwadi, Gokhale Road, K.u.bazar, Konkan Bhavan and many more. PIN Code (Postal Index Number) is a unique 6-digit code used by the postal department for accurate mail delivery and location identification. For Birwadi, the first digit 4 represents the postal zone, the second digit 2 represents the sub-region, the first three digits 421 identify the sorting district, and the last three digits 603 identify the specific post office.