Unitedstateszipcodes.org

Free ZIP code map, zip code lookup, and zip code list

The first digit of a USA ZIP code generally represents a group of U.S. states. The map of the first digit of zip codes above shows they are assigned in order from the north east to the west coast. The first 3 digits of a ZIP code determine the central mail processing facility, also called sectional center facility or "sec center", that is used to process and sort mail.

Actived: 7 days ago

URL: https://www.unitedstateszipcodes.org/

North Carolina ZIP Codes List, Map, Demographics, and Shipping

North Carolina ZIP code map and North Carolina ZIP code list. View all zip codes in NC or use the free zip code lookup.

Category:  USA Go USA Post

Massachusetts ZIP Codes List, Map, Demographics, and Shipping

Massachusetts ZIP code map and Massachusetts ZIP code list. View all zip codes in MA or use the free zip code lookup.

Category:  USA Go USA Post