ZIP Code 17123 is located in the county of Dauphin in the state of Pennsylvania. 17123 ZIP Code is spread between the coordinates of +40.27 Latitude and -76.88 Longitude. 17123 ZIP Code is part of the 717 area code. There are 0 postal offices in zip code 17123.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 17123. Always when you mail a package or a letter, be attentive to mention the preferred or acceptable cities. Using any city in the list of unacceptable cities may result in unforseen delays.