Butler County ZIP Codes
Pennsylvania, United States · 37 codes
Butler County in Pennsylvania has 37 ZIP codes, from 16001 to 16066, serving 37 places.
ZIP codes in Butler
| ZIP Code | Places |
|---|---|
| 16001 | Butler |
| 16002 | Butler |
| 16003 | Butler |
| 16016 | Boyers |
| 16017 | Boyers |
| 16018 | Boyers |
| 16020 | Boyers |
| 16021 | Branchton |
| 16022 | Bruin |
| 16023 | Cabot |
| 16024 | Callery |
| 16025 | Chicora |
| 16027 | Connoquenessing |
| 16029 | East Butler |
| 16030 | Eau Claire |
| 16033 | Evans City |
| 16034 | Fenelton |
| 16035 | Forestville |
| 16037 | Harmony |
| 16038 | Harrisville |
| 16039 | Herman |
| 16040 | Hilliards |
| 16041 | Karns City |
| 16045 | Lyndora |
| 16046 | Mars |
| 16048 | North Washington |
| 16050 | Petrolia |
| 16051 | Portersville |
| 16052 | Prospect |
| 16053 | Renfrew |
| 16055 | Sarver |
| 16056 | Saxonburg |
| 16057 | Slippery Rock |
| 16059 | Valencia |
| 16061 | West Sunbury |
| 16063 | Zelienople |
| 16066 | Cranberry Township |
Frequently asked questions
What is the ZIP code of Butler?
Butler has 37 ZIP codes, from 16001 to 16066. The table lists the places each one serves.
How many places are listed in Butler County?
37 places.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.