Amarillo, Texas ZIP Codes
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This is the complete guide to Amarillo, Texas ZIP codes — all 27 codes in one place, from 79101 to 79189. If you have been searching for the zip code of Amarillo Texas USA, the full list below covers every delivery area in the city.
Amarillo lies primarily in Potter County, Texas. Because ZIP codes follow mail delivery routes rather than neighborhood lines, different parts of Amarillo use different codes. The list below is sorted numerically, and our free tools can pinpoint the exact ZIP code — including the ZIP+4 add-on — for any Amarillo address.
Complete List of Amarillo ZIP Codes
All 27 amarillo zip codes, sorted from lowest to highest (79101 to 79189):
About Amarillo ZIP Codes
Amarillo is served by 27 ZIP codes (79101–79189). USPS draws ZIP code boundaries around delivery routes, so a code can cover a compact downtown district, a spread-out suburb, or a single high-volume mailer.
Most of Amarillo sits in Potter County, though parts of the city reach into Randall. That is one reason ZIP codes here do not stop at the city limit — a Amarillo mailing address can sit in a neighboring county and still carry a Amarillo ZIP code.
Mailing to Amarillo? Using the correct ZIP code — and the ZIP+4 add-on where it matters — keeps letters and packages moving without delays or returns. Before you send, you can confirm any Amarillo address with our free Address Verification tool, and find the full 9-digit code with the ZIP+4 Lookup.
How to Find Your Amarillo ZIP Code
Enter a Amarillo street address to get its exact 5-digit ZIP code instantly.
Look up Amarillo, Texas to see the full list of ZIP codes used across the city.
Explore ZIP codes for every covered city in Texas on the state page.
Frequently Asked Questions
How many ZIP codes does Amarillo have?
Amarillo has 27 ZIP codes, ranging from 79101 to 79189. The complete list is on this page.
What is the ZIP code of Amarillo, Texas?
There is no single ZIP code for Amarillo — the city uses 27 ZIP codes (79101 to 79189). Enter your street address in our ZIP Code by Address tool to find your exact one.
What county is Amarillo, Texas in?
Amarillo is primarily in Potter County, Texas, and also extends into Randall.
What is the ZIP code range for Amarillo?
ZIP codes in Amarillo start at 79101 and go up to 79189. Codes are assigned by delivery area, so the lowest codes generally sit closest to the city center and rise as you move outward.
Why does Amarillo have 27 different ZIP codes?
The Postal Service creates a new ZIP code whenever a delivery area grows too large for one code to handle efficiently. A city the size of Amarillo has many delivery routes — neighborhoods, business districts, and high-volume mailers each need their own code so mail can be sorted and delivered accurately.
How do I find my ZIP+4 code in Amarillo?
Use our free ZIP+4 Lookup tool — enter your Amarillo street address to get the full 9-digit code.
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