Polonnaruwa, the second ancient capital of Sri Lanka, is a historic district in the North Central Province, known for its well-preserved archaeological ruins and reservoirs. Major attractions include Gal Vihara, Parakrama Samudra, and Lankatilaka Viharaya. The district encompasses towns such as Polonnaruwa, Hingurakgoda, and Medirigiriya, each with its own ZIP code to ensure efficient postal services. Polonnaruwa district postal codes assist in accurate mail delivery. Use our Sri Lanka ZIP code lookup to find the correct postal codes for Polonnaruwa.