PIN Code

785640 – Sivasagar H.O

5 post offices share PIN Code 785640 in Sibsagar, Assam.

Post office	Type	Delivery	Division / Region / Circle
Sivasagar H.O Taluk: Sivasagar	Head Office	Delivery	Sibsagar / Dibrugarh / Assam
Phukannagar S.O Taluk: Sibsagar	Sub Office	Non-Delivery	Sibsagar / Dibrugarh / Assam
Rongpurnagar S.O Taluk: Sibsagar	Sub Office	Non-Delivery	Sibsagar / Dibrugarh / Assam
Betbari B.O Taluk: Sibsagar	Branch Office (under Head Office)	Delivery	Sibsagar / Dibrugarh / Assam
Towkok B.O Taluk: Sibsagar	Branch Office (under Head Office)	Delivery	Sibsagar / Dibrugarh / Assam

Other PIN Codes in Sibsagar

785006 785107 785602 785614 785616 785633 785661 785662 785663 785664 785665 785666 785667 785669 785670 785671 785672 785673 785674 785680 785681 785682 785683 785684

Source: India Post – All India Pincode Directory (data.gov.in, GODL-India), retrieved 11 Oct 2026. Postal details can change – confirm with India Post for official purposes.