Code of Massachusetts Regulations
105 CMR - DEPARTMENT OF PUBLIC HEALTH
Title 105 CMR 430.000 - Minimum Standards for Recreational Camps for Children (State Sanitary Code, Chapter IV)
Section 430.209 - Telephones Required

All residential and day camps shall have immediate access to a reliable telephone. The operator shall maintain and post by each phone, or otherwise have readily accessible, a current roster of telephone numbers of the health care consultant and of all police, emergency medical services and fire departments serving the camp, as well as dialing instructions for each phone.