Start for free
Start for free

World Postal Codes > Europe ZIP code > Poland ZIP code

Poland ZIP Code Dataset

Comprehensive Poland ZIP code data with accurate geographic coordinates, administrative divisions, and time zone
Download Sample Data
Request pricing

Sample Dataset Poland

ISOCountryLanguageRegion 1Region 2Region 3Region 4LocalityZip CodeLatitudeLongitudeTimezone
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ABolesławice59-70051.27753215.549378Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ABożejowice59-70051.24234615.551147Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ABrzeźnik59-70051.24368815.469480Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AChościszowice59-70051.28702515.589675Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ADąbrowa Bolesławiecka59-70051.32603315.577619Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiecN/ABolesławiec59-70051.26225715.561761Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ADobra59-70051.27789215.516321Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AGolnice59-70051.35017415.586326Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AKozłów59-70051.43224315.598845Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AKraśnik Dolny59-70051.30679815.608490Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AKraśnik Górny59-70051.29286715.634651Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AKraszowice59-70051.21276415.520250Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AKrępnica59-70051.32294915.559934Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AKruszyn59-70051.26033715.615407Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AŁąka59-70051.29939915.570053Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AŁaziska59-70051.23812215.607080Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ALipiany59-70051.34087915.634084Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AMierzwin59-70051.22790615.481416Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ANowa59-73051.19355315.525668Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ANowa Wieś59-70051.32977015.610127Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ANowe Jaroszowice59-70051.21482715.568111Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AOcice59-73051.20221715.489425Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AOtok59-70051.23502715.526744Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AParkoszów59-70051.37521415.580830Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/APstrąże59-70051.43964115.556810Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ARakowice59-70051.24561115.536288Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AStara Oleszna59-70051.41329115.599946Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AStare Jaroszowice59-70051.21004315.618755Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ASuszki59-70051.19305515.573205Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ATrzebień59-70751.38576415.600324Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ATrzebień Mały59-70751.39770715.576540Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AŻeliszów59-70051.19128815.637344Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/ABorówki59-70651.36114515.728554Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/AGromadka59-70651.35794815.760953Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/AKrzyżowa59-70651.32620815.677466Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/AModła59-70651.35969715.805445Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/AMotyle59-70651.39942815.793755Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/ANowa Kuźnia59-70651.39146115.818866Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/AOsła59-70651.32039115.752411Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/APasternik59-70651.40619915.803157Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/APatoka59-70651.35743215.817992Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/ARóżyniec59-70651.32032015.710876Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/AWierzbowa59-70651.39865715.761799Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiNowogrodziecN/ABieniec59-73051.27757515.398589Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiNowogrodziecN/ACzerna59-73051.22567115.356312Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiNowogrodziecN/AGierałtów59-73051.20213815.316194Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiNowogrodziecN/AGodzieszów59-73051.20985915.250108Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiNowogrodziecN/AGościszów59-73051.16050715.450044Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiNowogrodziecN/AKierżno59-73051.25827415.421270Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiNowogrodziecN/AMilików59-73051.19042215.411915Europe/Warsaw
ISOCountryLanguageRegion 1Region 2Region 3Region 4LocalityZip CodeLatitudeLongitudeTimezone
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ABolesławice59-70051.27753215.549378Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ABożejowice59-70051.24234615.551147Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ABrzeźnik59-70051.24368815.469480Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AChościszowice59-70051.28702515.589675Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ADąbrowa Bolesławiecka59-70051.32603315.577619Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiecN/ABolesławiec59-70051.26225715.561761Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ADobra59-70051.27789215.516321Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AGolnice59-70051.35017415.586326Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AKozłów59-70051.43224315.598845Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AKraśnik Dolny59-70051.30679815.608490Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AKraśnik Górny59-70051.29286715.634651Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AKraszowice59-70051.21276415.520250Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AKrępnica59-70051.32294915.559934Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AKruszyn59-70051.26033715.615407Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AŁąka59-70051.29939915.570053Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AŁaziska59-70051.23812215.607080Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ALipiany59-70051.34087915.634084Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AMierzwin59-70051.22790615.481416Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ANowa59-73051.19355315.525668Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ANowa Wieś59-70051.32977015.610127Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ANowe Jaroszowice59-70051.21482715.568111Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AOcice59-73051.20221715.489425Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AOtok59-70051.23502715.526744Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AParkoszów59-70051.37521415.580830Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/APstrąże59-70051.43964115.556810Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ARakowice59-70051.24561115.536288Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AStara Oleszna59-70051.41329115.599946Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AStare Jaroszowice59-70051.21004315.618755Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ASuszki59-70051.19305515.573205Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ATrzebień59-70751.38576415.600324Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/ATrzebień Mały59-70751.39770715.576540Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiBolesławiec (gmina wiejska)N/AŻeliszów59-70051.19128815.637344Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/ABorówki59-70651.36114515.728554Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/AGromadka59-70651.35794815.760953Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/AKrzyżowa59-70651.32620815.677466Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/AModła59-70651.35969715.805445Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/AMotyle59-70651.39942815.793755Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/ANowa Kuźnia59-70651.39146115.818866Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/AOsła59-70651.32039115.752411Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/APasternik59-70651.40619915.803157Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/APatoka59-70651.35743215.817992Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/ARóżyniec59-70651.32032015.710876Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiGromadkaN/AWierzbowa59-70651.39865715.761799Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiNowogrodziecN/ABieniec59-73051.27757515.398589Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiNowogrodziecN/ACzerna59-73051.22567115.356312Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiNowogrodziecN/AGierałtów59-73051.20213815.316194Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiNowogrodziecN/AGodzieszów59-73051.20985915.250108Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiNowogrodziecN/AGościszów59-73051.16050715.450044Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiNowogrodziecN/AKierżno59-73051.25827415.421270Europe/Warsaw
PLPolskaPLDolnośląskieBolesławieckiNowogrodziecN/AMilików59-73051.19042215.411915Europe/Warsaw
See all data

Showing postal codes

View Full Dataset

Explore Our Poland ZIP code coverage

The map shows our Poland postal code coverage with major cities and postal code distribution.

Poland's Postal Code Format

Poland uses a “Kod pocztowy” system, which is a five-digit numeric format like 99-999, with a hyphen separating the second and third digits. This means it uses only numbers. According to the GeoPostcodes world postal code database, Poland has 19,994 postal codes covering 2,873 regions and 51,134 towns. This format is similar to numeric US ZIP codes as both are numeric, but US ZIP codes are five digits long and typically do not have a hyphen in the middle.

  • Kod pocztowy Format: 99-999

    • 99-999
    • Mandatory dash between 2nd and 3rd digit
    • 19,994 postcodes covering 2,873 regions and 51,134 towns

    Example:

    • 87-700 - Kraków

  • Structure of Postal Codes

    • Format: 99-999, numeric
    • Hierarchical levels: First digits identify delivery region; last = local office Mandatory dash between 2nd and 3rd digit

  • Management & Authority

    • Primary postal authority: Poczta Polska, www.poczta-polska.pl.

  • Addressing Standards

    • Common address format: [Street Name] [Street Number], [Postal Code] [Town in capitals]
    • Example address: ul. Krakowska 10, 31-123 KRAKÓW

Our location dataset for Poland

Explore our comprehensive collection of Poland location data products, designed to meet all your mapping and location intelligence needs.

Poland ZIP & Administrative boundaries

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

Poland Shapefiles

Poland Administrative Divisions

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

Poland Administrative divisions

Key Features:

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

Poland Address Format

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

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

Poland Address format

Address validation - Poland address validation

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

Coverage Statistics

19,994

Total ZIP Codes

2,873

Provinces & Territories

51,134

Cities & Towns

Available File Formats

Choose from multiple data formats to seamlessly integrate Poland 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 Poland 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.

Discover more advantages

Global Location Databases

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

Postal code samples

Postal Code Database

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

Explore postal code database

Key features

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

Specifications

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

Address Database

International dataset with all administrative areas, cities, ZIP codes, streets, and house numbers.

Explore address database

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
Boundary polygons

Boundary Data

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

Explore boundaries database

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)
Los Angeles population map

Population Database

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

Explore population database

Key features

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

Specifications

  • Coverage: International
  • Format: CSV, ASC

Use cases for the international ZIP code database

Powering enterprise solutions and product innovation for businesses worldwide

Address Validation

Capture accurate addresses for every country and territory in the world, in any language, and match local requirements.

Reporting and business intelligence

Ensure compliant and accurate reports across your organization. Enhance data analysis with location intelligence.

Logistics and shipping

Design and optimize your distribution network, plan your pick-up and drop-off locations, reduce costs and improve visibility over your shipping.

Map and visualization

Analyze complex trends and discover actionable insights. Build engaging and intuitive map-based data visualizations.

Master data management

Rely on a single source of truth to ensure accuracy, consistency, and timeliness across your systems and organization.

Sales and marketing

Segment customers for site selection, analytics, geofencing, campaigns, mapping, and targeted ads.

Discover more advantages

Global Postal Code Coverage

247 countries and territories with standardized formatting and reliable geographic information.

Related Countries

Andorra

Andorra

ZIP code data

Anguilla

Anguilla

ZIP code data

Albania

Albania

ZIP code data

Austria

Austria

ZIP code data

Aruba

Aruba

ZIP code data

Åland

Åland

ZIP code data

Azerbaijan

Azerbaijan

ZIP code data

Bosnia-Herzegovina

Bosnia-Herzegovina

ZIP code data

Belgium

Belgium

ZIP code data

Bulgaria

Bulgaria

ZIP code data

Saint Barthélemy

Saint Barthélemy

ZIP code data

Bermuda

Bermuda

ZIP code data

Bouvet Island

Bouvet Island

ZIP code data

Belarus

Belarus

ZIP code data

Switzerland

Switzerland

ZIP code data

Curaçao

Curaçao

ZIP code data

Cyprus

Cyprus

ZIP code data

Czechia

Czechia

ZIP code data

Continents Coverage

North America
Europe
Africa
Asia
Middle East
Oceania-Pacific
South & Central America

Ready to Get Started?

Download our sample Poland postal code dataset.
Download Sample Data
Updated: September 1, 2026

Frequently Asked Questions

The ZIP code for Warsaw varies by district; central Warsaw uses codes starting with 00-xxx (Kod pocztowy, e.g., 00-001).
A 5-digit ZIP code in Poland is called a Kod pocztowy and uses the format 99-999 (two digits, a hyphen, then three digits). Example: 00-001 (central Warsaw) or 30-001 (Kraków).
Yes. Poland uses postal codes (Kod pocztowy) in a five-digit format written as two digits, a hyphen, then three digits (99-999).
Yes. Poland has a ZIP code system called Kod pocztowy; postal codes follow the format 99-999 and are used nationwide for mail sorting.
The country code

Order: recipient name on first line; street name followed by building/flat number on second; Kod pocztowy and city on third; country on fourth (for international mail).

Example:
Jan Kowalski
ul. Marszałkowska 45/12
Kod pocztowy 00-001 Warszawa
Poland

The postal code format in Poland is 99-999 — five digits with a hyphen after the second digit; the term for it is Kod pocztowy.
A Polish ZIP code (Kod pocztowy) consists of five digits, formatted as two digits, a hyphen, then three digits (e.g., 00-001).
The ZIP code 00-001 is in Warsaw (Warszawa), covering the central Śródmieście area of the capital in Poland.