KNOWPIA
WELCOME TO KNOWPIA
Postal codes in Sri Lanka 
Summary
Postal codes in Sri Lanka are five digit numbers used by Sri Lanka Postal Service, that identifies each postal jurisdiction to sort mail more efficiently. They were first introduced in 1997.[1]
See also edit
References edit
- ^ "Postcodes". Sri Lanka Post. Archived from the original on 2011-07-26. Retrieved 2011-03-28.