Gallatin, TN ZIP Code
Gallatin, Tennessee has one ZIP code: .
Mail addressed to Gallatin covers nearby places too.
Where the 37066 ZIP code reaches
Tap or point to an area to see its ZIP code.Full-size map
Dashed line: Gallatin city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
Check an address in Gallatin
Street ranges from the Census Bureau, 2026. PO box and organization ZIP codes are not found by street. A new street may be missing: address not found?
Why your mail may say Gallatin when you live outside it
Gallatin ZIP codes also cover Cottontown and Graball, so a letter addressed to Gallatin can go to a home outside the city limits.
A ZIP code does not set your city, school district or tax. Sumner County property records show which city you are in.
Gallatin ZIP code questions
What is the main ZIP code for Gallatin?
37066, the ZIP code of the main Gallatin post office at 380 Maple St.
What county is Gallatin in?
Sumner County.
ZIP codes for towns near Gallatin
More towns near Gallatin: Brentwood, Murfreesboro, Franklin, Bowling Green, Clarksville, Spring Hill, Cookeville, Columbia, Hopkinsville.
Sources and last checked
USPS ZIP Locale Detail (October 1, 2026), GeoNames (CC BY 4.0), U.S. Census Bureau, HUD-USPS crosswalk.
Checked October 20, 2026. Sources · How we build our lists · Corrections