This map shows Western Province in Sri Lanka.

Western Province Postal Codes

The Western Province is the most densely populated and commercially significant region in Sri Lanka. As the heart of the country’s economy, it comprises the districts of Colombo, Gampaha, and Kalutara. Whether you are looking for the postal codes of the bustling capital, Colombo, or the industrial hubs of the Gampaha district, our comprehensive directory provides accurate and up-to-date 5-digit zip codes for every post office in the province.

Main Cities

Tourist Attractions

Districts in Western Province

Colombo Gampaha Kalutara

Popular Postal Codes in Western Province

City Postal Code District
Agalawatta 12200 Kalutara
Akaragama 11536 Gampaha
Akarawita 10732 Colombo
Alawala 11122 Gampaha
Alubomulla 12524 Kalutara
Aluthgama 12080 Kalutara
Ambagaspitiya 11052 Gampaha
Ambepussa 11212 Gampaha
Andiambalama 11558 Gampaha
Angamuwa 10150 Colombo
Angoda 10620 Colombo
Anguruwatota 12320 Kalutara
Arangala 10150 Colombo
Athurugiriya 10150 Colombo
Attanagalla 11120 Gampaha

Showing selected postal codes only. Visit district pages to explore all postal codes in Western Province.

Frequently Asked Questions

How many districts are in Western Province ?

3 districts are in this province.

How do I find a postal code in Western Province ?

Click on a district above, then select a city to get the postal code.

Can I search for a city or postal code directly?

Yes, use the search bar above to quickly find any city or postal code in the province.

Other Provinces

Central Province Eastern Province North Central Province North Western Province Northern Province Sabaragamuwa Province Southern Province Uva Province