California Code, Public Utilities Code - PUC § 742

(1) A requirement that the telephone corporation furnishing service to the corporation or person owning or operating a telephone that accepts any form of payment terminate service for any violation of the commission's rules or orders or of this section, upon a determination by the commission that the violation was a significant or repeated violation.  Any determination by the commission leading to a termination of service shall be made in accordance with commission rules or orders adopted pursuant to this subdivision.

(2) A requirement that every telephone permit a caller to be connected with the operator personnel of any telephone corporation authorized by the commission to operate within a service area by dialing the numeral “0” and with the emergency services switchboard reached by dialing the numerals “911” without insertion of any coin or without any other form of payment.

(3) A requirement that every telephone contain instructions for both local and long distance dialing, the name of the owner or operator of the telephone, and the telephone number of that owner or operator to which complaints can be made.

(4) A requirement that every telephone display its telephone number or other identification number, as determined by the commission, and the address at which the telephone is located, on the telephone in a place where that information may be seen by a person using the telephone.