Warminster Township, PA ZIP Codes
Warminster Township, Pennsylvania has 2 ZIP codes: for street addresses and for a single organization.
Mail addressed to Warminster Township covers nearby places too.
Where the 18974 ZIP code reaches
Tap or point to an area to see its ZIP code.Full-size map
18991 has no area on the map: it is a PO box or single-organization ZIP code. Dashed line: Warminster Township township limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and county subdivision limits (2024).
Check an address in Warminster Township
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?
Warminster Township PO box and business ZIP codes
| ZIP | Type and post office or station |
|---|---|
| 18974 | street delivery Warminster |
| 18991 | one organization Warminster |
Why your mail may say Warminster Township when you live outside it
Warminster Township ZIP codes also cover Northampton Township, Warwick Township and Warminster Heights, so a letter addressed to Warminster Township can go to a home outside the township limits.
A ZIP code does not set your city, school district or tax. Bucks County property records show which city you are in.
Warminster Township ZIP code questions
What is the main ZIP code for Warminster Township?
18974, the ZIP code of the main Warminster post office at 1135 Mearns Rd.
What county is Warminster Township in?
Bucks County.
ZIP codes for towns near Warminster Township
More towns near Warminster Township: Bristol Township, Levittown, Philadelphia, Norristown, Lower Merion Township, Ewing Township, Falls Township, Willingboro Township, Pennsauken Township.
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