MetroFire Mutual Aid covers multiple counties (Suffolk and parts of Essex, Middlesex, and Norfolk) in the Metro Boston Area. Some departments did not move from VHF to UHF so the old and new Mutual Aid frequenies are linked together. Roll Call is at 10 AM Local Time and the following communities are called: Arlington, Belmont, Boston, Braintree, Brookline, Burlington, Cambridge, Chelsea, Dedham, Everett, Lexington, Lynn, Malden, Massport (Logan Airport), Medford, Melrose, Milton, Needham, Newton, Quincy, Reading, Revere, Saugus, Somerville, Stoneham, Wakefield, Waltham, Watertown, Wellesley, Weston, Weymouth, Winchester, Winthrop, Woburn.