Registry / Sri Lanka / Postal code prefixes / 51 /

Sri Lanka postal codes starting with 51

Prefix 51 contains 62 postal code records across 62 mapped localities in Sri Lanka.

Verified data profile for Sri Lanka prefix 51

Based on 62 records, 62 postal code values and 62 mapped localities. Coordinate coverage is 100.0%.

Records

Postal identifiers

100.0%

Geocoded

51000

Example code

Postal code	Locality	Administrative path	Coordinates
51000	Polonnaruwa	North Central Province / Polonnaruwa	7.9397, 81.0027
51002	Kalingaela	North Central Province / Polonnaruwa	7.9615, 81.043
51004	Onegama	North Central Province / Polonnaruwa	7.9833, 81.0833
51006	Lakshauyana	North Central Province / Polonnaruwa	7.9615, 81.043
51008	Unagalavehera	North Central Province / Polonnaruwa	7.9615, 81.043
51014	Alutwewa	North Central Province / Polonnaruwa	7.95, 80.55

Prefix coverage and examples

Use this page to understand country coverage, postal code formats, prefixes and the most useful child pages for lookup or download. The canonical route for this record set is /postal-codes/sri-lanka/codes/51.

How to use this lookup

Use the sample rows to verify what the prefix actually covers.
Compare neighboring prefixes when a city or district spans multiple ranges.
Download the country dataset when you need every code in the prefix.

Records

Database rows represented by this canonical route.

Postal identifiers

Distinct postal code values in this route.

Localities

Mapped place names or administrative entries.

Coordinate coverage

100.0%

Rows with latitude and longitude available.

Detected format

5 digits (NNNNN)

The detected records use a fixed-length numeric postal code.

Example

51000

Sample code from Polonnaruwa.

Prefix use

range lookup

Use this range when you know the first digits or letters but need matching localities.

Code	Place	Hierarchy	Coordinates
51000	Polonnaruwa	North Central Province / Polonnaruwa	7.9397, 81.0027
51002	Kalingaela	North Central Province / Polonnaruwa	7.9615, 81.043
51004	Onegama	North Central Province / Polonnaruwa	7.9833, 81.0833
51006	Lakshauyana	North Central Province / Polonnaruwa	7.9615, 81.043
51008	Unagalavehera	North Central Province / Polonnaruwa	7.9615, 81.043

Download postal data

CSV, JSON and XLSX exports for research, validation and data products.

Use the API

Query postal codes by country, place name, region or code prefix.

Implementation notes

Field definitions, canonical paths and practical lookup guidance.

Useful related pages

Sri Lanka

Country · 1,837 records

All prefixes

Postal code prefixes · 1,833 records

Prefix 61

Postal code range · 81 records

Prefix 81

Postal code range · 78 records

Prefix 21

Postal code range · 71 records

Prefix 82

Postal code range · 64 records

Prefix 32

Postal code range · 61 records

Prefix 91

Postal code range · 54 records

Prefix 10

Postal code range · 51 records

Prefix 22

Postal code range · 51 records

Data questions

What does this postal code prefix cover?

This page lists representative records, localities and nearby ranges for the Sri Lanka prefix 51 prefix in Sri Lanka.

Is the complete prefix dataset shown here?

The HTML page shows a bounded sample from 62 matching identifiers and points to the country export for complete coverage.

How should I use a prefix page?

Use it to narrow a lookup when you know the first characters of the code, then confirm locality, region and coordinates.

Related prefix ranges in Sri Lanka

Compare this range with other active postal code prefixes from the same country-level directory.

81 codes across 81 localities.

78 codes across 78 localities.

71 codes across 71 localities.

64 codes across 64 localities.

61 codes across 61 localities.

54 codes across 54 localities.

51 codes across 51 localities.

Representative postal code examples

This page keeps a bounded sample for fast crawling and links each code to its canonical lookup page. Use the country export when you need the full prefix dataset.

Postal code	Locality	Region	Coordinates
51000	Polonnaruwa	North Central Province / Polonnaruwa	7.9397, 81.0027
51002	Kalingaela	North Central Province / Polonnaruwa	7.9615, 81.043
51004	Onegama	North Central Province / Polonnaruwa	7.9833, 81.0833
51006	Lakshauyana	North Central Province / Polonnaruwa	7.9615, 81.043
51008	Unagalavehera	North Central Province / Polonnaruwa	7.9615, 81.043
51014	Alutwewa	North Central Province / Polonnaruwa	7.95, 80.55
51016	Parakramasamudraya	North Central Province / Polonnaruwa	7.95, 80.55
51024	Jayanthipura	North Central Province / Polonnaruwa	8, 81
51026	Giritale	North Central Province / Polonnaruwa	7.9833, 80.9333
51031	Dimbulagala	North Central Province / Polonnaruwa	7.9167, 80.55
51032	Kashyapapura	North Central Province / Polonnaruwa	7.9167, 80.55
51033	Pelatiyawa	North Central Province / Polonnaruwa	7.9167, 80.55
51034	Ellewewa	North Central Province / Polonnaruwa	7.9167, 80.55
51037	Kalukele Badanagala	North Central Province / Polonnaruwa	7.9167, 80.55
51039	Nuwaragala	North Central Province / Polonnaruwa	7.9167, 80.55
51042	Wijayabapura	North Central Province / Polonnaruwa	8.0167, 81.0833
51044	Talpotha	North Central Province / Polonnaruwa	8.0167, 81.0833
51046	Palugasdamana	North Central Province / Polonnaruwa	8.0167, 81.0833
51049	Tambala	North Central Province / Polonnaruwa	8.0167, 81.0833
51050	Pulastigama	North Central Province / Polonnaruwa	7.9675, 80.9572
51052	Sungavila	North Central Province / Polonnaruwa	7.9675, 80.9572
51062	Sevanapitiya	North Central Province / Polonnaruwa	7.9667, 81.1667
51064	Mutugala	North Central Province / Polonnaruwa	7.9667, 81.1667
51066	Nawasenapura	North Central Province / Polonnaruwa	7.9667, 81.1667
51070	Welikanda	North Central Province / Polonnaruwa	7.9516, 81.2452
51072	Aselapura	North Central Province / Polonnaruwa	7.9516, 81.2452
51076	Mahawela Sinhapura	North Central Province / Polonnaruwa	7.9516, 81.2452
51089	Tamankaduwa	North Central Province / Polonnaruwa	7.9675, 80.9572
51090	Mampitiya	North Central Province / Polonnaruwa	7.9675, 80.9572
51092	Dalukana	North Central Province / Polonnaruwa	7.9675, 80.9572
51094	Dewagala	North Central Province / Polonnaruwa	7.9675, 80.9572
51096	Nelumwewa	North Central Province / Polonnaruwa	7.9675, 80.9572
51098	Hansayapalama	North Central Province / Polonnaruwa	7.9675, 80.9572
51100	Aralaganwila	North Central Province / Polonnaruwa	7.8912, 80.7957
51102	Pimburattewa	North Central Province / Polonnaruwa	7.8912, 80.7957
51104	Divuldamana	North Central Province / Polonnaruwa	7.8912, 80.7957
51106	Damminna	North Central Province / Polonnaruwa	7.8912, 80.7957
51108	Maduruoya	North Central Province / Polonnaruwa	7.8912, 80.7957
51225	Diyabeduma	North Central Province / Polonnaruwa	7.8833, 80.8833
51235	Attanakadawala	North Central Province / Polonnaruwa	7.85, 80.8667
51244	Kottapitiya	North Central Province / Polonnaruwa	7.8125, 80.84
51246	Jayasiripura	North Central Province / Polonnaruwa	7.8125, 80.84
51250	Bakamuna	North Central Province / Polonnaruwa	7.7833, 80.8167
51256	Orubendi Siyambalawa	North Central Province / Polonnaruwa	7.7539, 80.8025
51258	Elahera	North Central Province / Polonnaruwa	7.7244, 80.7883
51375	Galoya Junction	North Central Province / Polonnaruwa	7.8912, 80.7957
51378	Sinhagama	North Central Province / Polonnaruwa	7.8912, 80.7957
51400	Hingurakgoda	North Central Province / Polonnaruwa	8.0333, 80.95
51408	Hingurakdamana	North Central Province / Polonnaruwa	8.0375, 81.0297
51410	Minneriya	North Central Province / Polonnaruwa	8.0465, 80.9025
51412	Kumaragama	North Central Province / Polonnaruwa	7.7569, 80.3862
51414	Kawudulla	North Central Province / Polonnaruwa	7.7569, 80.3862
51416	Galamuna	North Central Province / Polonnaruwa	7.4673, 79.8699
51422	Yodaela	North Central Province / Polonnaruwa	7.5781, 79.8681
51424	Yudaganawa	North Central Province / Polonnaruwa	7.5781, 79.8681
51428	Divulankadawala	North Central Province / Polonnaruwa	7.5781, 79.8681
51500	Medirigiriya	North Central Province / Polonnaruwa	7.9, 80.4833
51504	Diyasenpura	North Central Province / Polonnaruwa	7.9, 80.4833
51506	Mahatalakolawewa	North Central Province / Polonnaruwa	7.9, 80.4833
51508	Meegaswewa	North Central Province / Polonnaruwa	7.9, 80.4833

Showing 60 representative records from 62 matching codes to keep the page fast and crawlable. Download the Sri Lanka dataset for complete coverage.