About ZipLookup
Our Mission
ZipLookup provides instant access to comprehensive information about US ZIP codes, including demographics, location data, and more. Our goal is to make ZIP code data fast, free, and accessible to everyone.
What ZipLookup Offers
Instant ZIP Lookup
Search any of the 42,555 US ZIP codes and get detailed information instantly — city, county, state, timezone, and more.
Demographics Data
View estimated population, median household income, median home value, education levels, and racial/ethnic breakdown for every ZIP code.
Interactive Maps
Every ZIP code page includes an interactive map powered by OpenStreetMap — no API key required.
Nearby ZIP Finder
Find ZIP codes within a custom radius using our built-in radius search tool.
ZIP Code Rankings
Browse rankings by population, median income, home value, and more — sortable and filterable.
Downloadable Data
Download ZIP code data as CSV files — per ZIP, per state, or the full US database.
Coverage
ZipLookup covers all 42,555 US ZIP codes across all 50 states, US territories, and military addresses. Every ZIP code page includes city, county, state, timezone, area code, congressional district, land area, population density, and demographic estimates.
Data Sources & Disclaimer
Data is sourced from public US Census and government records. Demographic figures (population, income, home value, education, etc.) are estimates derived from Census Bureau data and are provided for informational purposes only. They may not reflect current conditions. ZIP code boundary and geographic data is sourced from public US postal databases.