Chennai PIN Codes

The main Head Office (H.O) PIN code of Chennai is 600001. The district has 56 total PIN codes ranging from 600001 to 600118.

Chennai is a district in Tamil Nadu, a state of India. The state capital is Chennai.

Chennai has 113 post offices spread across 56 PIN codes, including 5 Head Office(s).

Write: [Recipient Name] / [Building / Street / Locality] / Chennai, Tamil Nadu — [6-digit PIN CODE] / INDIA. Replace the PIN code with the specific code for your area.

PIN codes in Chennai range from 600001 to 600118. There are 56 distinct PIN codes in this district.

Chennai has 56 active delivery PIN codes out of 56 total PIN codes. Delivery status indicates whether India Post delivers mail to that specific locality.

The Head Office PIN code of Chennai is 600001. The Head Office is the main administrative post office of the district.

Yes. All valid PIN codes in Chennai are accepted by India Post and major couriers like Blue Dart, DTDC, Delhivery, and FedEx for serviceability checks.

S.O (Sub Office) is a post office that reports to the district Head Office. B.O (Branch Office) is a smaller post office that reports to a nearby S.O. Together, H.O, S.O, and B.O form the three-tier India Post network in Chennai.

On each PIN code detail page on PinCodeFinder, you can see the delivery status of every post office. Offices marked "Delivery" actively receive and distribute mail. "Non-Delivery" offices are administrative or relay offices.