U.S. Area Codes & ZIP Code Data
Comprehensive demographic, economic, and housing statistics for every ZIP code in the United States. Plus international calling codes and U.S. area codes.
Area Codes
Find U.S. telephone area codes by state, city, or number. Learn which cities and regions each code covers.
Country Codes
International dialing codes for every country, plus time zones and domain extensions.
ZIP Codes
Detailed demographic, economic, and housing data for every U.S. ZIP code from Census data.
Browse ZIP Codes by State
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ZIP code demographic data sourced from the U.S. Census Bureau American Community Survey (ACS).
Area code data updated regularly from official NANPA records.