The Complete US ZIP Code Resource
API access, database downloads, desktop software, and free lookup tools — everything you need to work with 41,692+ US ZIP codes.
41,692+ ZIP Codes
Updated Regularly
All 50 States & Territories
Since 2007
Free ZIP Code Lookup Tools
ZIP codes by state
Browse all ZIP codes for any US state with city and county filters
ZIP codes by city
Search any US city to find all its ZIP codes instantly
ZIP codes by county
Browse ZIP codes organized by county across all 50 states
What's my ZIP code?
Find your current ZIP code using your device's GPS location
ZIP code lookup
Look up any ZIP code by street address
Radius search
Find all ZIP codes within a set distance of any location
Developer API — Real-Time Access
ZIP Code Data API
REST API access to the complete ZIP code database. City, state, county, lat/lng, timezone — served from memory in under 1ms.
- ZIP code lookup
- City & state search
- Radius / proximity search
- Lat / lng coordinates
- County & FIPS codes
- Timezone & DST
- Instant API key
- JSON responses
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ZIP Code Software v3
- Look up any US ZIP code
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ZIP Code Databases
Excel, CSV & Access
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ZIP, city, state
$9.95
+ county, lat/lng
$14.95
+ FIPS, timezone
Database field comparison
| Field | |
|
|
|---|---|---|---|
| ZIP code | ✓ | ✓ | ✓ |
| City name | ✓ | ✓ | ✓ |
| State abbreviation | ✓ | ✓ | ✓ |
| County name | — | ✓ | ✓ |
| Latitude / Longitude | — | ✓ | ✓ |
| State & County FIPS | — | — | ✓ |
| Timezone / DST | — | — | ✓ |