ZIP Code 18003 – Lehigh Valley, Pennsylvania | ZipsCode.us
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ZIP Code 18003
Lehigh Valley, Pennsylvania · Northampton
ZIP code 18003 belongs to the city of Lehigh Valley in Pennsylvania (Northampton). See all Pennsylvania ZIP Codes.
ZIP code 18003 belongs to Lehigh Valley, Pennsylvania, in Northampton. If you are mailing a letter or package to this area, use Lehigh Valley, PA 18003 in the address. On this page you will find the city and county for 18003, nearby ZIP codes in the same county, and free tools to look up any address in this ZIP code.
What City Is ZIP Code 18003?
The city for ZIP code 18003 is Lehigh Valley, Pennsylvania. When you write an address in this area, the correct format is: Name, Street Address, Lehigh Valley, PA 18003.
ZIP Code 18003 County and State
ZIP code 18003 is located in Northampton, Pennsylvania. For a complete list of cities and ZIP codes across the state, see the Pennsylvania ZIP Codes page.
Nearby ZIP Codes in Northampton
These ZIP codes are in the same county as 18003:
ZIP Code 18003 on the Map
The map below shows the approximate center of ZIP code 18003, near Lehigh Valley, Pennsylvania. You can zoom in and drag the map to explore the area.
Map center is approximate (ZIP area center, around 40.6934, -75.4712). Map data © OpenStreetMap.
Find an Address in ZIP Code 18003
Need the full ZIP+4 code for a specific street address in Lehigh Valley? Use the free ZIP+4 Lookup tool, or find any ZIP code from a street address with the ZIP Code by Address tool.
Frequently Asked Questions
What city is ZIP code 18003?
ZIP code 18003 is for Lehigh Valley, Pennsylvania.
What county is ZIP code 18003 in?
ZIP code 18003 is in Northampton, Pennsylvania.
What state is ZIP code 18003 in?
ZIP code 18003 is in Pennsylvania (PA).
How do I find the ZIP+4 for an address in 18003?
Use the free ZIP+4 Lookup tool with the full street address to get the complete 9-digit ZIP code.
What are the nearby ZIP codes to 18003?
Nearby ZIP codes include 18001 (Lehigh Valley), 18002 (Lehigh Valley), 18013 (Bangor), 18014 (Bath), 18015 (Bethlehem).
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