Zip code 16057
Zip code 16057, PA
The zip code 16057, type standard, belongs to Slippery Rock . It is part of the county Butler County, state of Pennsylvania. It has an estimated population of 8670.
The postal code 16057 has only one denomination. If you are going to use the postal service be sure to use only those denominations marked as official (Slippery Rock).
| Location | Denomination |
|---|---|
| Slippery Rock | Official |