According to North American Numbering Plan, 660699 located in CLARENCE, Missouri. the first three digits 660 locate to state Missouri, 699 locate the city CLARENCE, furthermore, we also provide some other information such as the zip code example(s) 63437, carrier SPECTRA COMMUNICATIONS GROUP L, and the latitude and longitude is 39.7394 -92.2598. 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.