Registry / Finland / Postal code prefixes / 81 /

Finland postal codes starting with 81

Prefix 81 contains 41 postal code records across 36 mapped localities in Finland.

Verified data profile for Finland prefix 81

Based on 41 records, 41 postal code values and 36 mapped localities. Coordinate coverage is 100.0%.

Records

Postal identifiers

100.0%

Geocoded

81100

Example code

Postal code	Locality	Administrative path	Coordinates
81100	Kontiolahti	North Karelia / Joensuu / Kontiolahti	62.79, 29.8405
81101	Kontiolahti	North Karelia / Joensuu / Kontiolahti	62.7602, 29.8471
81120	Katajaranta	North Karelia / Joensuu / Kontiolahti	62.8584, 29.7893
81160	Romppala	North Karelia / Joensuu / Kontiolahti	62.9592, 29.7898
81200	Eno	North Karelia / Joensuu / Joensuu	62.7999, 30.1619
81201	Eno	North Karelia / Joensuu / Joensuu	62.8051, 30.1542

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/finland/codes/81.

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

81100

Sample code from Kontiolahti.

Prefix use

range lookup

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

Code	Place	Hierarchy	Coordinates
81100	Kontiolahti	North Karelia / Joensuu / Kontiolahti	62.79, 29.8405
81101	Kontiolahti	North Karelia / Joensuu / Kontiolahti	62.7602, 29.8471
81120	Katajaranta	North Karelia / Joensuu / Kontiolahti	62.8584, 29.7893
81160	Romppala	North Karelia / Joensuu / Kontiolahti	62.9592, 29.7898
81200	Eno	North Karelia / Joensuu / Joensuu	62.7999, 30.1619

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

Finland

Country · 3,576 records

All prefixes

Postal code prefixes · 3,576 records

Prefix 74

Postal code range · 43 records

Prefix 38

Postal code range · 42 records

Prefix 39

Postal code range · 42 records

Prefix 37

Postal code range · 41 records

Prefix 91

Postal code range · 41 records

Prefix 68

Postal code range · 40 records

Prefix 83

Postal code range · 40 records

Prefix 27

Postal code range · 39 records

Data questions

What does this postal code prefix cover?

This page lists representative records, localities and nearby ranges for the Finland prefix 81 prefix in Finland.

Is the complete prefix dataset shown here?

The HTML page shows a bounded sample from 41 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 Finland

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

43 codes across 31 localities.

42 codes across 20 localities.

42 codes across 39 localities.

41 codes across 16 localities.

41 codes across 36 localities.

40 codes across 35 localities.

40 codes across 36 localities.

39 codes across 19 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
81100	Kontiolahti	North Karelia / Joensuu / Kontiolahti	62.79, 29.8405
81101	Kontiolahti	North Karelia / Joensuu / Kontiolahti	62.7602, 29.8471
81120	Katajaranta	North Karelia / Joensuu / Kontiolahti	62.8584, 29.7893
81160	Romppala	North Karelia / Joensuu / Kontiolahti	62.9592, 29.7898
81200	Eno	North Karelia / Joensuu / Joensuu	62.7999, 30.1619
81201	Eno	North Karelia / Joensuu / Joensuu	62.8051, 30.1542
81210	Louhioja	North Karelia / Joensuu / Joensuu	62.7994, 30.0986
81220	Jakokoski	North Karelia / Joensuu / Kontiolahti	62.7384, 29.9845
81230	Mönni	North Karelia / Joensuu / Kontiolahti	62.7116, 30.0918
81235	Lehtoi	North Karelia / Joensuu / Kontiolahti	62.6358, 30.1364
81260	Ahveninen	North Karelia / Joensuu / Joensuu	62.9515, 30.0668
81270	Paukkaja	North Karelia / Joensuu / Joensuu	62.8703, 30.2001
81280	Uimaharju	North Karelia / Joensuu / Joensuu	62.9111, 30.2712
81281	Uimaharju	North Karelia / Joensuu / Joensuu	62.913, 30.2346
81290	Ukkola	North Karelia / Joensuu / Joensuu	62.9651, 30.192
81295	Haapalahti	North Karelia / Joensuu / Joensuu	62.9918, 30.1181
81320	Kuismavaara	North Karelia / Joensuu / Joensuu	62.7251, 30.4537
81330	Luhtapohja	North Karelia / Joensuu / Joensuu	62.7834, 30.4581
81350	Tokrajärvi	North Karelia / Joensuu / Ilomantsi	62.736, 30.6114
81360	Sarvinki	North Karelia / Joensuu / Joensuu	62.6868, 30.3246
81390	Revonkylä	North Karelia / Joensuu / Joensuu	62.6418, 30.5049
81420	Tyrjänsaari	North Karelia / Joensuu / Ilomantsi	62.9051, 30.6326
81430	Kivilahti	North Karelia / Joensuu / Ilomantsi	62.9728, 30.5758
81450	Huhus	North Karelia / Joensuu / Ilomantsi	62.8623, 30.7601
81460	Käenkoski	North Karelia / Joensuu / Ilomantsi	62.9566, 30.9024
81470	Naarva	North Karelia / Joensuu / Ilomantsi	63.0313, 31.029
81560	Vuonisjärvi	North Karelia / Pielisen Karjala / Lieksa	63.1453, 30.0979
81570	Kelvä	North Karelia / Pielisen Karjala / Lieksa	63.0706, 30.0772
81590	Vuonislahti	North Karelia / Pielisen Karjala / Lieksa	63.145, 29.9885
81650	Hattuvaara	North Karelia / Pielisen Karjala / Lieksa	63.2587, 30.6046
81660	Lehmikylä	North Karelia / Pielisen Karjala / Lieksa	63.3163, 30.6335
81700	Lieksa	North Karelia / Pielisen Karjala / Lieksa	63.3105, 30.0446
81701	Lieksa	North Karelia / Pielisen Karjala / Lieksa	63.3156, 30.0329
81720	Lieksa	North Karelia / Pielisen Karjala / Lieksa	63.2815, 30.0408
81750	Pankakoski	North Karelia / Pielisen Karjala / Lieksa	63.3485, 30.214
81810	Jamali	North Karelia / Pielisen Karjala / Lieksa	63.3464, 29.8643
81820	Kylänlahti	North Karelia / Pielisen Karjala / Lieksa	63.3243, 29.7437
81850	Mätäsvaara	North Karelia / Pielisen Karjala / Lieksa	63.42, 29.6115
81860	Viekijärvi	North Karelia / Pielisen Karjala / Lieksa	63.5025, 29.6544
81950	Pankajärvi	North Karelia / Pielisen Karjala / Lieksa	63.43, 30.0892
81970	Jongunjoki	North Karelia / Pielisen Karjala / Lieksa	63.5469, 30.02