According to North American Numbering Plan, 641990 located in GRINNELL, Iowa. the first three digits 641 locate to state Iowa, 990 Cellular locate the city GRINNELL, furthermore, we also provide some other information such as the zip code example(s) 50112, carrier UNITED STATES CELLULAR CORP. -, and the latitude and longitude is 41.745 -92.7244. 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.