ZIP Code 16121
Farrell · Mercer, Pennsylvania
16121 is the ZIP code of Farrell in Mercer, Pennsylvania, United States.
- ZIP Code
- 16121
- County
- Mercer
- State
- Pennsylvania
- Country
- United States
Place with ZIP code 16121
| Place | County | Location |
|---|---|---|
| Farrell | Mercer | 41.211, -80.494 |
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 16121?
Farrell.
Which county and state is 16121 in?
Mercer, Pennsylvania, United States.
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.