Federal Bureau of Investigation - Massachusetts 164.2250 Springfield, MA area 167.2375 R Foxboro, MA (input 163.9875) 167.2500 Springfield, MA (input 163.9875) 167.2625 R Westfield, MA (on WWLP tower) 167.2875 Worcester, MA area 167.3125 R Boston Tactical F1 167.3625 R Boston Area "CENTRAL" 167.4125 MA Bank Robbery Task Force 167.4375 R Boston, MA 167.4625 R Fall River, MA (input 162.950) 167.5625 Nationwide simplex F4 167.6125 R Paxton, MA (input 163.9875) 171.1750 Aeronautical Surveillance (in the clear) 167.9 PL on all frequencies when not using DVP scrambling