North American Telephone Operator
North American
Telephone Operator

Phone prefix +1-510283

Phone prefix: +1510283
This prefix is distributed within the state California
The largest city within this prefix is El Sobrante, CA
District: Contra Costa
The largest organization: Allegiance Telecom
Phone numbers of the state California
Time Zone: Pacific
Winter time: UTC-8
Summer time: UTC-7
The largest city within the prefix of +1-510283.... numbers is shown below El Sobrante, CA.

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