is not a valid standard 5-digit U.S. ZIP code, as standard codes range only from 00501 to 99950 . Standard U.S. ZIP codes always follow a specific structure:
: The first digit represents a broad geographic area (0 for the Northeast, 9 for the West Coast). The next two digits identify a Sectional Center Facility (SCF) or regional processing hub, and the final two identify a specific post office or delivery zone. 154997 zip
: A more precise 9-digit format (e.g., 12345-6789) that includes a hyphen and four additional digits to identify specific city blocks, building floors, or high-volume mail receivers. ZIP Code™ - The Basics is not a valid standard 5-digit U