Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — PRICING

Pricing

Two ways to use the same data, release 2026-10-22, 41,711 ZIP codes: the API answers one question at a time, and the database download gives you every row at once. The basic fields are free to download under CC BY 4.0.

API plans

Starter

$19/month

or $182 a year (20% off)

100,000 requests a month

A production app with modest lookup volume.

Pro

$49/month

or $470 a year (20% off)

500,000 requests a month

Address validation or territory logic on every signup.

Business

$149/month

or $1430 a year (20% off)

3,000,000 requests a month

High-volume enrichment, or several products sharing one key.

Free: 1,000 requests a day, no card — get a key instantly, then read the API docs or the free ZIP code API guide. Going over a plan returns 429 with the reset time, never a bill.

Database downloads

Core

$49

one time · 12 months of updates · renews at $25

ZIP, type, USPS city, other place names, state, county and FIPS, latitude and longitude, time zone, CBSA.

Formats: CSV, Excel

Complete

$149

one time · 12 months of updates · renews at $75

Everything in Core, plus county and tract weights, census demographics, business statistics, IRS figures, the full change history, and ZCTA boundaries.

Formats: CSV, Parquet, SQL (Postgres, MySQL, SQLite), GeoJSON, Shapefile, PMTiles

Redistribution licence, +$199: Lets you embed the data in a product you ship to your own customers, including an app, an API of your own, or a report you sell. Complete includes Core and the boundaries. Details of every field are on the dataset page, with a free sample state.

Questions

  • Questions about a plan or an edition? Email [email protected].
  • Which is cheaper, the API or the download? For steady, large volume, usually the download. We would rather say so than sell you the wrong thing.