ZIP Code 18421
Forest City · Susquehanna, Pennsylvania
18421 is the ZIP code of Forest City in Susquehanna, Pennsylvania, United States.
- ZIP Code
- 18421
- County
- Susquehanna
- State
- Pennsylvania
- Country
- United States
Place with ZIP code 18421
| Place | County | Location |
|---|---|---|
| Forest City | Susquehanna | 41.651, -75.467 |
Near Paterson
The nearest major city is Paterson, about 136 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 18421?
Forest City.
Which county and state is 18421 in?
Susquehanna, Pennsylvania, United States.
What is the nearest major city to 18421?
Paterson, about 136 km away.
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.