Sri Lanka Postal Code.

Sri Lanka postal code which is also called as Zip code is available here. Find the district code names and district postal codes (Zip) that are provided by the Department of Post, Sri Lanka (Sri Lanka Post). These codes will help the postman to deliver the parcels and postal mails if you use them in the address section of the receiver. If you are in suspicion about the code that should be used on the receiver’s envelop, contact your area post office to verify it. Take note postal code is the name that is equivalent to the American postal service's Zip code. So both the postal code and the Zip code are the same one. This code is not telephone code for that area. They are far different from this Sri Lanka postal code.

Colombo city is marked with 15 area codes. These codes will help you to locate Business ans Departments easily. Save these codes as they won't be changed in the near future.
Actually the ZIP code method was invented by Mr. Robert Moon in 1944 as he was working as a postal inspector in Philadelphia.

* Cick on district for city postal codes.

ZIP Code Wiki.

Department of Posts Sri Lanka.