According to North American Numbering Plan, 631974 located in SMITHTOWN, New York. the first three digits 631 locate to state New York, 974 Cellular locate the city SMITHTOWN, furthermore, we also provide some other information such as the zip code example(s) 11787, 11788, carrier OMNIPOINT COMMUNICATIONS, INC., and the latitude and longitude is 40.8532 -73.19. 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.