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Home Countries Continents

Stay Updated

Get the latest postal code updates, new tools, and guides delivered to your inbox.

New postal code updatesFree tools and featuresGuides and insights

No spam, unsubscribe anytime.

The comprehensive postal code directory. Find codes for any location and country quickly and accurately.

Tools

ATM Finder
Download Printable Postal Codes
Postcode Widget Generator
Post Office Finder
Currency Converter

Resources

All Postal Codes
Find Post Office
Maps
Countries
Blog

Info

About
Advertise with us
Contact
Privacy
Terms

© Copyright 2026 ListPostCode. All rights reserved.

Home
All Postal Codes
South Korea
Prefix 03

03

Postcode Prefix

Postcodes with first number 03

Browse all communes and their postal codes that start with the prefix 03 across Cambodia.

1 Province4 districts4 communes

Browse by prefix

01 02 03 04 05 06 07 08 10 11 12 13 14 15 16 17 18 21 22 23 24 25 26 27 28 29 31 32 33 34 35 36 37 38 39 40 41 42 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 61 62 63

List of postcodes with first number 03:

서울특별시

4 districts, 4 communes

마포구 03900

서대문구 03600

은평구 03300

종로구 03000

All Postcodes

Complete list of 4 communes with postcode prefix 03

ProvinceDistrictCommunePostcode

종로구 03000

서울특별시 종로구

서울특별시

은평구 03300

서울특별시 은평구

서울특별시

서대문구 03600

서울특별시 서대문구

서울특별시

마포구 03900

서울특별시 마포구

서울특별시

Found incorrect info for Postcodes with first number 03?

Home
All Postal Codes
South Korea
Prefix 03

03

Postcode Prefix

Postcodes with first number 03

Browse all communes and their postal codes that start with the prefix 03 across Cambodia.

1 Province4 districts4 communes

Browse by prefix

01 02 03 04 05 06 07 08 10 11 12 13 14 15 16 17 18 21 22 23 24 25 26 27 28 29 31 32 33 34 35 36 37 38 39 40 41 42 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 61 62 63

List of postcodes with first number 03:

서울특별시

4 districts, 4 communes

마포구 03900

서대문구 03600

은평구 03300

종로구 03000

All Postcodes

Complete list of 4 communes with postcode prefix 03

ProvinceDistrictCommunePostcode

종로구 03000

서울특별시 종로구

서울특별시

은평구 03300

서울특별시 은평구

서울특별시

서대문구 03600

서울특별시 서대문구

서울특별시

마포구 03900

서울특별시 마포구

서울특별시

Found incorrect info for Postcodes with first number 03?