Legal Information & Data Sources

In order to provide accurate location formatting and validation, One World Courier utilizes geographic data from several open and proprietary sources.

Location & Postcode Data Providers

Geonames

Utilized for location data worldwide.

License: Creative Commons Attribution 4.0 License (CC BY 4.0)

We use Geonames postal code data for the following territories:

  • Andorra
  • United Arab Emirates
  • Anguilla
  • Albania
  • Argentina
  • American Samoa
  • Austria
  • Australia
  • Åland Islands
  • Azerbaijan
  • Bangladesh
  • Belgium
  • Bulgaria
  • Bermuda
  • Brazil
  • Belarus
  • Canada
  • Cocos (Keeling) Islands
  • Switzerland
  • Chile
  • China
  • Colombia
  • Costa Rica
  • Christmas Island
  • Cyprus
  • Czechia
  • Germany
  • Denmark
  • Dominican Republic
  • Algeria
  • Ecuador
  • Estonia
  • Spain
  • Finland
  • Falkland Islands
  • Micronesia
  • Faroe Islands
  • France
  • United Kingdom
  • French Guiana
  • Guernsey
  • Gibraltar
  • Greenland
  • Guadeloupe
  • South Georgia & South Sandwich Islands
  • Guatemala
  • Guam
  • Hong Kong
  • Heard & McDonald Islands
  • Honduras
  • Croatia
  • Haiti
  • Hungary
  • Indonesia
  • Ireland
  • Isle of Man
  • India
  • British Indian Ocean Territory
  • Iceland
  • Italy
  • Jersey
  • Japan
  • Kenya
  • South Korea
  • Liechtenstein
  • Sri Lanka
  • Lithuania
  • Luxembourg
  • Latvia
  • Morocco
  • Monaco
  • Moldova
  • Marshall Islands
  • North Macedonia
  • Macau
  • Northern Mariana Islands
  • Martinique
  • Malta
  • Malawi
  • Mexico
  • Malaysia
  • New Caledonia
  • Norfolk Island
  • Netherlands
  • Norway
  • Nauru
  • Niue
  • New Zealand
  • Panama
  • Peru
  • French Polynesia
  • Philippines
  • Pakistan
  • Poland
  • St. Pierre & Miquelon
  • Pitcairn Islands
  • Puerto Rico
  • Portugal
  • Palau
  • Réunion
  • Romania
  • Serbia
  • Russia
  • Sweden
  • Singapore
  • Slovenia
  • Svalbard & Jan Mayen
  • Slovakia
  • San Marino
  • Turks & Caicos Islands
  • Thailand
  • Türkiye
  • Ukraine
  • United States
  • Uruguay
  • Vatican City
  • U.S. Virgin Islands
  • Wallis and Futuna
  • Samoa
  • Mayotte
  • South Africa

Full source and licence details are available on the Geonames Data Sources page.

Service Objects

Zip Code and Postal Code Database with Geocoordinates. (Canada)

Postcodes.io

Postcodes.io source code is available under the MIT Licence.

Great Britain postcode data may be used under the terms of the OS OpenData licence.

  • Contains Ordnance Survey data © Crown copyright and database right 2025.
  • Contains Royal Mail data © Royal Mail copyright and database right 2025.
  • Contains National Statistics data © Crown copyright and database right 2025.
  • Contains NRS data © Crown copyright and database right 2025.