According to North American Numbering Plan, 815986 located in ROCKFORD, Illinois. the first three digits 815 locate to state Illinois, 986 Cellular locate the city ROCKFORD, furthermore, we also provide some other information such as the zip code example(s) 61114, 61103, 61107, carrier US XCHANGE OF ILLINOIS LLC DBA, and the latitude and longitude is 42.37 -89.029. 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.

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