When Salt and the other guys filmed in Albany alot of the crew were useing nextel phones with walkie talkies.
I forget where I got this list from but it gave me an idea what to scan
Operations-1 462.062500
Operations-2 452.137500
Talk-Around 452.512500
Catering 452.712500
Transport-0 457.850000
Directors Coordi 461.237500
Channel-A 461.262500
Props 461.312500
Site Maintenance 462.912500
Props, Wardrobe, 466.237500
Channel-B 466.287500
Props 466.312500
Production 466.700000
Camera 467.325000
Lighting 467.500000
Channel-C 461.487500
Channel-D 463.487500
Channel-E 463.862500
Transport-1 464.662500
Transport-2 470.625000
Transport-3 464.812500
Channel-01 464.500000
Channel-02 467.750000
Channel-03 467.775000
Channel-04 467.800000
Channel-05 467.825000
Channel-06 467.850000
Channel-07 467.875000
Channel-08 467.900000
Channel-09 457.600000
Channel-10 464.525000
Channel-11 469.500000
Channel-12 452.975000
Channel-13 464.550000
Channel-14 469.550000
Channel-15 462.150000
Channel-16 452.750000
Channel-17 462.325000
Channel-18 461.475000
Channel-19 463.725000
Channel-20 453.000000
Channel-21 451.825000
Channel-22 463.587500
Channel-23 468.587500
Channel-24 461.662500
Channel-25 463.737500
Channel-26 461.512500
Channel-27 463.837500
Channel-28 463.862500
Channel-29 464.737500
Channel-30 464.425000
Channel-31 464.475000
Channel-32 464.525000
Channel-33 464.875000
Channel-34 469.425000
Channel-35 469.525000
Channel-36 464.500000
Channel-37 469.475000
Channel-38 467.787500
Channel-39 467.812500
Channel-40 467.837500