155509 Zip Apr 2026

In the US system, the first digit of a ZIP code represents a broad geographic area. Covers Delaware, New York, and Pennsylvania.

A frequently cited ZIP code for population and demographic data in Pennsylvania. 155509 zip

This Iowa ZIP code appeared in recent real estate data alongside the number "155509," which was listed as the lot size (in square feet) for a property at 2950 Niles Trl. Decoding US ZIP Codes In the US system, the first digit of