According to North American Numbering Plan, 610523 located in PHILADELPHIA, Pennsylvania. the first three digits 610 locate to state Pennsylvania, 523 locate the city PHILADELPHIA, furthermore, we also provide some other information such as the zip code example(s) 19102, 19130, 19110, carrier XO COMMUNICATIONS SERVICES INC, and the latitude and longitude is 39.9618 -75.1622. 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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