Slovenia ZIP Code Dataset

Comprehensive Slovenia ZIP code data with accurate geographic coordinates, administrative divisions, and time zone

Slovenia's Postal Code Format

Slovenia uses a “Poštna številka” system, which is a four-digit numeric format like 9999, with no letters or separators. This is similar to US ZIP codes, which are also numeric, but US ZIP codes are five digits long compared to Slovenia’s four. According to the GeoPostcodes world postal code database, Slovenia has 549 postal codes covering 224 regions and 6,031 towns.
  • Poštna številka Format: 9999

    • Numeric format, 4 digits
    • Always four digits; PO Box formats allowed
    • 549 postal codes covering 224 regions and 6,031 towns

    Examples: 6310 - LJUBLJANA (Slovenia)

  • Structure of Postcodes

    • Format: 9999, Numeric
    • Hierarchical levels: Always four digits; PO Box formats allowed
  • Management & Authority

    Primary postal authority: The primary postal authority of Slovenia is Pošta Slovenije, which can be found at www.posta.si. This is the official organization responsible for postal services in Slovenia.
  • Addressing Standards

    • Common address format: [Street Name] [Street Number], [Postal Code] [Post Town in capitals]
    • Administrative divisions used:Dunajska cesta 10, 1000 LJUBLJANA

Our location dataset for Slovenia

Explore our comprehensive collection of Slovenia ZIP code and administrative data products, designed to meet all your mapping and location intelligence needs.

Slovenia ZIP & Administrative boundaries

Comprehensive boundary data from GeoPostcodes for all Slovenia postal codes, provinces, territories, and administrative divisions.

Slovenia Administrative Divisions

The database follows a standardized and unified structure you can integrate without becoming an expert in each country’s unique administrative hierarchy.

Key Features:

  • 247 countries
  • Unified global hierarchy
  • Up to 5 administrative levels
  • Includes complex geographies

Slovenia Address Format

The GeoPostcodes database ensures addresses follow the correct format for Slovenia, ensuring a smooth address validation experience.

Our database offers comprehensive address validation to reduce delivery errors and improve efficiency.

Address validation - Slovenia address validation

Comprehensive Slovenia ZIP code, city, and address data to verify and correct existing addresses at input, post-entry, or in bulk.

Coverage Statistics

549

Total ZIP Codes

224

Provinces & Territories

6,031

Cities & Towns

Available File Formats

Choose from multiple data formats to seamlessly integrate Slovenia postal code data into your systems
CSV Format

Comma-separated values for
spreadsheet applications and data analysis tools

GeoJSON Format

JavaScript Object Notation for
web applications and modern development

GML Format

Extensible Markup Language for enterprise systems and legacy applications

DAT Format

Database-ready SQL scripts for
direct import into your systems

Data Dictionary

Comprehensive field definitions and data specifications for the Slovenia postal code dataset
Field nameField typeDescriptionComments
ISOChar(2)ISO 3166-1 Country codeThe ISO 3166-1 standard is published by the International Organization for Standardization (ISO) and defines a unique code for the name of each country. The country codes are represented as a two-letter code (alpha-2).
CountryChar(50)Country name
LanguageChar(2)Language codeWhen there are several official languages in the country, or for countries using a non-Latin alphabet, we provide the names in different languages. The language field contains the language code and allows you to select a specific version.
Region1
Region2
Region3
Region4
Char(80)
Administrative division level 1
Administrative division level 2
Administrative division level 3
Administrative division level 4
These fields contain the name of administrative divisions for each available level. If not applicable, the value '-' will be indicated.
LocalityChar(80)Locality nameContains the settlement name. The type of settlement may vary depending on the country (city, town, village, etc..).
PostcodeChar(15)ZIP / Postal codeIn countries/places where there is no postal code in use, this field is left empty. The postcode structure varies for each country.
Latitude
Longitude
DoublePlace coordinates (WGS84 coordinates)These fields contain the geographic coordinates related to the specific locality and postal code of the record. The geographical position is usually precise to about one hundred meters and corresponds to the center of the locality. All our files are created using the World Geodetic System standard WGS 84. The corresponding SRID reference is EPSG:4326.
TimezoneChar(30)Time zone name (Olson)Following the timezones defined in the IANA tz database (sometimes called Olson database).

Why choose GeoPostcodes

Global coverage

Complete coverage across 247 countries, including hard-to-source geographies like China, Japan, Brazil, and Russia.

Highest quality

Built on extensive, authoritative sourcing with robust data engineering and quality control. Standardized and up-to-date.

Expert Consulting

With 15 years of experience, we guide your implementation and deliver data in the format that fits your system.

Global Location Databases

Comprehensive location data products serving businesses, and
organizations worldwide with accurate, up-to-date geographic information.

Postal Code Database

Global dataset containing all administrative divisions, cities and zip codes.

Key features

  • 247 Countries
  • 9,9M Coordinates
  • 9,3M Postal Codes
  • 400 Time zones
  • 4M Cities and Towns
  • 116K UNLOCODES

Specifications

  • Coverage: Global
  • Format: CSV, ASC, DAT, GML, GeoJSON, KML, Shapefile (SHP)

Boundary Data

A global dataset of polygons representing postal codes and administrative areas.

Key features

  • 247 Countries
  • Up to 6 levels
  • 1,7M boundaries
  • High-precision
  • 245K Admin areas
  • Visualization

Specifications

  • Coverage: Global
  • Format: GeoJSON, Geopackage, KML, Shapefile (SHP)

Population Database

Global population estimates at postal code and administrative level covering a span of 55 years: past, present, and future.

Key features

  • 247 Countries
  • 243K Admin areas
  • 55 year span
  • Yearly updates
  • 645K ZIP codes

Specifications

  • Coverage: International
  • Format: CSV, ASC

Address Database

International dataset with all administrative areas, cities, streets, and relevant postal codes.

Key features

  • 81 Countries
  • 299 languages
  • 26,5M streets
  • 400 time zones
  • 9.3M ZIP codes
  • 4M cities

Specifications

  • Coverage: International
  • Format: CSV, ASC, DAT, GML, KML, Shapefile (SHP), GeoJSON

Ready to Get Started?

Download our sample Slovenia postal code dataset.
Updated: April 1, 2026

Frequently Asked Questions

The ZIP code for Ljubljana is 1000 (Poštna številka 1000).
Slovenia does not use 5-digit ZIP codes; postal codes (Poštna številka) are four digits in the format 9999.
Yes. Slovenia uses postal codes (Poštna številka) in a four-digit format (9999); for example Ljubljana’s postal code is 1000. About 6,031 localities have assigned codes.
Yes. Slovenia uses postal codes (Poštna številka) consisting of four digits (format 9999). Example: Ljubljana — 1000. There are 6,031 settlements with assigned postal codes.
No town in Slovenia has the ZIP code 12345; Slovenian poštna številka uses four digits (format 9999), so 12345 is not a valid postal code.
Slovenia uses postal codes (Poštna številka) in a four-digit format (9999). These codes function like U.S. ZIP codes to route mail, but Slovenia’s system uses four digits assigned to municipalities and settlements.
Yes. Slovenia uses a national postal code system called Poštna številka consisting of four digits (format 9999), assigned to municipalities and settlements across the country.
The country code “SI” (ISO 3166-1 alpha-2 for Slovenia) is often mistaken for the ZIP code; Slovenia’s postal code is a four-digit Poštna številka.
Use this order: recipient, street and house number, Poštna številka (4 digits) and city, country. Example:

Janez Novak
Ulica 1/2 12
Poštna številka 1000 Ljubljana
SLOVENIJA

Slovenia’s postal codes (Poštna številka) are four digits in the format 9999; there is no single ZIP code for the country. Example: Ljubljana — 1000.
The postal code format in Slovenia is four digits (9999); the local term is Poštna številka.
A ZIP code (Poštna številka) in Slovenia consists of four digits.
Yes. Slovenian addresses include a postal code (Poštna številka) of four digits (format 9999); it is written before the town/city name on the address line, e.g., 1000 Ljubljana.