: This is the basic geographic identifier. The first three digits represent a Sectional Center Facility (SCF), while the last two identify a specific Post Office or delivery area.
Verify city-wide codes through the USPS Search by City tool. ZIP Code™ Lookup | USPS
To determine the origin of your number, it helps to look at how the U.S. Postal Service (USPS) organizes mail:
156503 Zip Instant
: This is the basic geographic identifier. The first three digits represent a Sectional Center Facility (SCF), while the last two identify a specific Post Office or delivery area.
Verify city-wide codes through the USPS Search by City tool. ZIP Code™ Lookup | USPS 156503 zip
To determine the origin of your number, it helps to look at how the U.S. Postal Service (USPS) organizes mail: : This is the basic geographic identifier