The Sirmaur postal district in Himachal Pradesh covers 16 distinct PIN codes and 169 post offices operating across urban and rural delivery routes. Mail routing in this district connects through the Northern Postal Region, coordinated via Nahan HO and local delivery branch offices.
Sirmaur district in Himachal Pradesh currently has 16 unique PIN codes serving 169 post offices, which include 13 Sub Offices (SO) and 147 Branch Offices (BO).
Deliveries in Sirmaur fall under the Northern Postal Region. Mail is sorted through district administrative hubs anchored by Nahan HO and routed to local sub and branch offices for delivery.