15661 ZIP Code Loyalhanna, Pennsylvania – USA
The ZIP code 15661 is assigned to Loyalhanna city, located in the Westmoreland county that is part of the state of Pennsylvania, PA, United States.
15661 zip code map
Postcode location
Loyalhanna Pennsylvania,PA
State of 15661
Check all the Pennsylvania ZIP Code list.
US ZIP Codes
Please check all state’s postal code in the United States.