Section 170.320 - Public Access(A) Every ambulance service shall have a telephone with a publicly listed number to accept calls from the public within its regular operating area.(B) Every ambulance service licensed to operate a Class I, IV, and Class II ambulances used as backup for a Class I shall have a telephone number that is publicly listed. The service shall provide that the telephone will be answered on a 24-hour-a-day basis either by the service or its first backup as required in 105 CMR 170.385. The service must have telephone capability for receiving two phone calls simultaneously.(C)Exception: An ambulance service that, according to its written policy, does not respond to calls from the general public but responds only to calls from a unique population is exempt from the requirements of 105 CMR 170.320(A) and (B). However, the ambulance service shall have a telephone number made known to the unique population it serves and the telephone must be answered either by the service or its first backup as required in 105 CMR 170.385 during the period when that population might require service.Amended, Mass Register Issue 1257, eff. 3/28/2014.Amended by Mass Register Issue 1486, eff. 1/6/2023.