According to North American Numbering Plan, 650312 located in SAN MATEO, California. the first three digits 650 locate to state California, 312 locate the city SAN MATEO, furthermore, we also provide some other information such as the zip code example(s) 94403, 94402, 94404, carrier PACIFIC BELL, and the latitude and longitude is 37.5395 -122.3007. 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.