ZIP Code 33603 is located in the county of Hillsborough in the state of Florida. 33603 ZIP Code is spread between the coordinates of +27.9852409 Latitude and -82.46395127 Longitude. 33603 ZIP Code is part of the 813 area code. There are 0 postal offices in zip code 33603.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 33603. 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.