About this number
(619) 503 is a landline based telephone number operated by O1 Communications, Inc. - Ca and is located in the city of Campo, California and is in the West. It has a Number Planning Area (NPA - also known as an Area Code) of 619 and Network Numbering Exchange (NXX - also known as a prefix) of 503. It has an Operating Company Number (OCN) of 4129. A Common Language Location Identifier (CLLI) of SNDGCA02X0Z. As well as a Local access and transport area (LATA) of 732. It was first assigned for usage on 03/22/2001.