According to North American Numbering Plan, 813974 located in TAMPA, Florida. the first three digits 813 locate to state Florida, 974 locate the city TAMPA, furthermore, we also provide some other information such as the zip code example(s) 33620, 33613, 33612, carrier MCI WORLDCOM COMMUNICATIONS, I, and the latitude and longitude is 28.068 -82.4249. 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.