| http://www.w3.org/ns/prov#value | - A network database 302 comprises a customer profile database linked by customer ID. The network database 302 includes information such as user ID, registration information, a list of support services, personal identification numbers (PIN), and currently registered numbering plan area (NPA) codes (i.e., an area code), and central office (NXX) codes (i.e., a local number prefix), as described below
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