PUBLIC UTILITIES CODE CALIFORNIA CODE

Underground Service Alert, a nonprofit organization, manages 811 calls and operates two call centers: USA North 811 for northern California and Dig Alert for southern California.ĩ11 - Emergency services. In California, 711 Relay service is provided through Hamilton Relay.Ĩ11 - Call-before-you-dig phone number for access to location of buried utilities. 611 service is provided by individual telecommunications service providers.ħ11 - Telecommunications Relay Service for the speech and hearing impaired. The California Highway Patrol, California Department of Transportation, and local transportation agencies oversee 511 operations.Ħ11 - General Customer Service. 411 directory assistance is provided by individual telecommunications service providers or independent providers.ĥ11 - Traffic and Transportation information. 311 service is administered by municipal governments.Ĥ11 - Local Directory Assistance.

PUBLIC UTILITIES CODE CALIFORNIA CODE

California Area CodesĢ11 - Community information and referral services. 211 service is provided by local community-based or government organizations that are authorized by the CPUC to use the 211 code to provide information and referrals to health and human services.ģ11 - Non-emergency governmental services.

California has added twelve area codes using the overlay method since 2006. Area codes are added in the form of a geographic split or an overlay. A new area code is added to a geographic area when there are no more three-digit prefixes available in the existing area code. Tasked with the authority granted by the FCC, the CPUC conducts area code relief and enforces number conservation in California in accordance with Public Utilities Code Section 7930-7943.Ĭalifornia currently has 38 area codes. The Federal Communications Commission (FCC) has exclusive jurisdiction over telephone numbering in the United States but has delegated specific authority to state regulatory agencies. XXXX is the 4-digit line number that identifies a specific line within a central office. NXX is the 3-digit prefix that identifies a specific central office within an area code and NPA is the 3-digit area code that identifies a specific geographic area Telephone numbers in the NANP are structured in the format NPA-NXX-XXXX, in which The NANP is divided into smaller Numbering Plan Areas that are each identified by a three-digit code, commonly known as an area code.

The North American Numbering Plan (NANP) is the telephone numbering system within which the Public Switched Telephone Network is managed in the United States, Canada, and some Caribbean countries by the North American Numbering Plan Administrator ( NANPA).

Public utilities code california