Registry / Norway / Postal code prefixes / 31 /

Norway postal codes starting with 31

Prefix 31 contains 89 postnummer records across 27 mapped localities in Norway.

Verified data profile for Norway prefix 31

Based on 89 records, 89 postnummer values and 27 mapped localities. Coordinate coverage is 100.0%.

Records

Postal identifiers

100.0%

Geocoded

3101

Example code

Postal code	Locality	Administrative path	Coordinates
3101	Tønsberg	Vestfold / Tønsberg	59.2675, 10.4124
3103	Tønsberg	Vestfold / Tønsberg	59.2675, 10.4124
3104	Tønsberg	Vestfold / Tønsberg	59.2675, 10.4124
3105	Tønsberg	Vestfold / Tønsberg	59.2675, 10.4124
3106	Nøtterøy	Vestfold / Færder	59.2333, 10.4
3107	Sem	Vestfold / Tønsberg	59.2809, 10.3315

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/norway/codes/31.

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

4 digits (NNNN)

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

Example

3101

Sample code from Tønsberg.

Prefix use

range lookup

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

Code	Place	Hierarchy	Coordinates
3101	Tønsberg	Vestfold / Tønsberg	59.2675, 10.4124
3103	Tønsberg	Vestfold / Tønsberg	59.2675, 10.4124
3104	Tønsberg	Vestfold / Tønsberg	59.2675, 10.4124
3105	Tønsberg	Vestfold / Tønsberg	59.2675, 10.4124
3106	Nøtterøy	Vestfold / Færder	59.2333, 10.4

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

Norway

Country · 5,132 records

All prefixes

Postal code prefixes · 5,132 records

Prefix 74

Postal code range · 96 records

Prefix 26

Postal code range · 90 records

Prefix 13

Postal code range · 89 records

Prefix 43

Postal code range · 89 records

Prefix 32

Postal code range · 85 records

Prefix 30

Postal code range · 83 records

Prefix 40

Postal code range · 83 records

Data questions

What does this postnummer prefix cover?

This page lists representative records, localities and nearby ranges for the Norway prefix 31 prefix in Norway.

Is the complete prefix dataset shown here?

The HTML page shows a bounded sample from 89 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 Norway

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

96 codes across 1 localities.

90 codes across 46 localities.

89 codes across 32 localities.

89 codes across 25 localities.

85 codes across 10 localities.

83 codes across 13 localities.

83 codes across 10 localities.

81 codes across 1 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
3101	Tønsberg	Vestfold / Tønsberg	59.2675, 10.4124
3103	Tønsberg	Vestfold / Tønsberg	59.2675, 10.4124
3104	Tønsberg	Vestfold / Tønsberg	59.2675, 10.4124
3105	Tønsberg	Vestfold / Tønsberg	59.2675, 10.4124
3106	Nøtterøy	Vestfold / Færder	59.2333, 10.4
3107	Sem	Vestfold / Tønsberg	59.2809, 10.3315
3108	Vear	Vestfold / Tønsberg	59.2701, 10.36
3109	Tønsberg	Vestfold / Tønsberg	59.2675, 10.4124
3110	Tønsberg	Vestfold / Tønsberg	59.2675, 10.4124
3111	Tønsberg	Vestfold / Tønsberg	59.2727, 10.4074
3112	Tønsberg	Vestfold / Tønsberg	59.2668, 10.4225
3113	Tønsberg	Vestfold / Tønsberg	59.2644, 10.4493
3114	Tønsberg	Vestfold / Tønsberg	59.2939, 10.4636
3115	Tønsberg	Vestfold / Tønsberg	59.2634, 10.3989
3116	Tønsberg	Vestfold / Tønsberg	59.2717, 10.4165
3117	Tønsberg	Vestfold / Tønsberg	59.2768, 10.4224
3118	Tønsberg	Vestfold / Tønsberg	59.2776, 10.4418
3119	Tønsberg	Vestfold / Tønsberg	59.2675, 10.4124
3120	Nøtterøy	Vestfold / Færder	59.2465, 10.4215
3121	Nøtterøy	Vestfold / Færder	59.25, 10.4078
3122	Tønsberg	Vestfold / Tønsberg	59.2917, 10.4221
3123	Tønsberg	Vestfold / Tønsberg	59.3037, 10.4237
3124	Tønsberg	Vestfold / Tønsberg	59.2526, 10.4664
3125	Tønsberg	Vestfold / Tønsberg	59.2806, 10.4013
3126	Tønsberg	Vestfold / Tønsberg	59.2664, 10.4097
3127	Tønsberg	Vestfold / Tønsberg	59.2575, 10.4148
3128	Nøtterøy	Vestfold / Færder	59.2597, 10.3922
3129	Tønsberg	Vestfold / Tønsberg	59.2675, 10.4124
3131	Husøysund	Vestfold / Færder	59.2381, 10.4639
3132	Husøysund	Vestfold / Færder	59.1672, 10.4183
3133	Duken	Vestfold / Færder	59.2144, 10.4512
3134	Tønsberg	Vestfold / Tønsberg	59.2675, 10.4124
3135	Torød	Vestfold / Færder	59.1767, 10.4388
3137	Torød	Vestfold / Færder	59.1803, 10.4405
3138	Skallestad	Vestfold / Færder	59.1992, 10.4455
3139	Skallestad	Vestfold / Færder	59.2058, 10.4447
3140	Nøtterøy	Vestfold / Færder	59.2152, 10.4028
3141	Kjøpmannskjær	Vestfold / Færder	59.1729, 10.3833
3142	Vestskogen	Vestfold / Færder	59.2416, 10.3924
3143	Kjøpmannskjær	Vestfold / Færder	59.1762, 10.3877
3144	Veierland	Vestfold / Færder	59.1515, 10.3493
3145	Tjøme	Vestfold / Færder	59.1203, 10.4037
3148	Hvasser	Vestfold / Færder	59.0789, 10.4425
3150	Tolvsrød	Vestfold / Tønsberg	59.2786, 10.4853
3151	Tolvsrød	Vestfold / Tønsberg	59.274, 10.4623
3152	Tolvsrød	Vestfold / Tønsberg	59.2716, 10.4741
3153	Tolvsrød	Vestfold / Tønsberg	59.3001, 10.4902
3154	Tolvsrød	Vestfold / Tønsberg	59.276, 10.4757
3156	Melsomvik	Vestfold / Sandefjord	59.2259, 10.3515
3157	Barkåker	Vestfold / Tønsberg	59.3211, 10.3981
3158	Andebu	Vestfold / Sandefjord	59.3121, 10.1552
3159	Melsomvik	Vestfold / Sandefjord	59.2259, 10.3515
3160	Stokke	Vestfold / Sandefjord	59.227, 10.2856
3161	Stokke	Vestfold / Sandefjord	59.227, 10.2856
3162	Andebu	Vestfold / Sandefjord	59.3121, 10.1552
3163	Nøtterøy	Vestfold / Færder	59.2333, 10.4
3164	Revetal	Vestfold / Tønsberg	59.3795, 10.2627
3165	Tjøme	Vestfold / Færder	59.1109, 10.3933
3166	Tolvsrød	Vestfold / Tønsberg	59.2786, 10.4853
3167	Åsgårdstrand	Vestfold / Horten	59.3507, 10.4601

Showing 60 representative records from 89 matching codes to keep the page fast and crawlable. Download the Norway dataset for complete coverage.