Explore the most up-to-date Northumberland County zip code map, highlighting neighborhoods, boundaries, and key locations. With a total of 28 zip codes, Northumberland County is home to 91,340 residents. The county has a median home value of $141,300 and a median household income of $55,952. Below, you’ll find additional key statistics that offer a snapshot of the area.
There are a total of 28 zip codes in Northumberland County. Use the interactive map above to view the boundaries for each one.
Complete list of ZIP codes in the area: 17017, 17730, 17749, 17756, 17772, 17777, 17801, 17821, 17823, 17824, 17830, 17832, 17834, 17836, 17840, 17847, 17850, 17851, 17857, 17860, 17865, 17866, 17867, 17868, 17872, 17881, 17941, 17964.