: Represents the Northeast region of the U.S. (e.g., Massachusetts, Maine, Vermont).

: Identify a specific local post office or delivery area.

The identifier does not correspond to a valid United States ZIP code. Standard U.S. ZIP codes consist of five digits (e.g., 01950), while Russian postal codes use six digits (e.g., 101000).

For example, is the ZIP code for Newburyport, Massachusetts, while 19590 (starting with 1) would be located in Pennsylvania. Pokémon Trainer Club | Pokemon.com

: The code is part of accession numbers in genetic studies, such as the StbZIP gene family in potatoes ( Solanum tuberosum ) and research involving the NAC transcription factor family in wheat. ZIP Code Basics

: 26-04-019590 is the official identification number for the "GO League Challenge Abr Sanctuarium" held in April 2026.

If you are searching for a location, here is how to decode the first few digits of a 5-digit U.S. ZIP code: