The "Zone Improvement Plan" (ZIP) system was launched by the USPS in 1963 to streamline mail delivery.
: Represent a specific post office or delivery station. 💻 Technical Context (Data Compression) 105zip
: Represents a broad geographic region. For 55105, the "5" signifies states in the Midwest, including Minnesota, Iowa, and Wisconsin . The "Zone Improvement Plan" (ZIP) system was launched
: It is bordered by other notable Saint Paul ZIP codes including 55104, 55116, and 55102. 📮 Understanding ZIP Codes and 55102. 📮 Understanding ZIP Codes