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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
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All Postal Codes
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Info

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© Copyright 2026 ListPostCode. All rights reserved.

All Postal Codes/Finland/Kymenlaakso/Onkamaa

Onkamaa Postal Codes

Administrative structure

Level 2: Sub-region(Seutukunta)

1Sub-regions

2

Sub-regions1

Postal code for this area

Onkamaa uses the following postal code.

Coordinates: 60.6711, 27.3786

All Postal Codes/Finland/Kymenlaakso/Onkamaa

Onkamaa Postal Codes

Administrative structure

Level 2: Sub-region(Seutukunta)

1Sub-regions

2

Sub-regions1

Postal code for this area

Onkamaa uses the following postal code.

Coordinates: 60.6711, 27.3786

Onkamaa - Finland Postal Codes