The Fourth Quarter 2025 International Postal Database contains updated country data. For a complete list of countries and the level at which the database recognizes countries, see Country levels.
Guyana
This quarter's release includes several improvements, including an update to the Guyana dataset. In addition to the new postcodes introduced in the previous update, the current release provides street listings for the entire country.
Croatia
Croatia has recently updated its postal addressing structure. As a result, the number of officially recognized postal localities has increased from 307 to 905. Hrvatska Pošta has expanded and reorganized its operational network by assigning postal service responsibilities to a wider range of settlements. The post–town list now more accurately reflects current delivery areas and service points.