17703 ZIP Code Williamsport, Pennsylvania – USA
The ZIP code 17703 is assigned to Williamsport city, located in the Lycoming county that is part of the state of Pennsylvania, PA, United States.
17703 zip code map
Postcode location
Williamsport Pennsylvania,PA
State of 17703
Check all the Pennsylvania ZIP Code list.
US ZIP Codes
Please check all state’s postal code in the United States.