According to North American Numbering Plan, 318603 located in SHREVEPORT, Louisiana. the first three digits 318 locate to state Louisiana, 603 locate the city SHREVEPORT, furthermore, we also provide some other information such as the zip code example(s) 71118, 71108, 71106, carrier BELLSOUTH TELECOMM INC DBA SOU, and the latitude and longitude is 32.4011 -93.8089. Please pay attention that the detail we provide only as a reference, the details of the zip code may be not complete, the latitude and longitude likely to have deviation.

Here are some random corresponding phone numbers.