ZIP Code 48503 is located in the county of Genesee in the state of Michigan. 48503 ZIP Code is spread between the coordinates of +43.0126910 Latitude and -83.68978576 Longitude. 48503 ZIP Code is part of the 810 area code. There are 0 postal offices in zip code 48503.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 48503. 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.