I'm not aware of any members here from the Vicksburg area.
The link to the system info is below. I would suggest programming all of the control channels and see which ones work and submit it to the database to have the data channels noted.
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Admin for AR, LA, MS, and TN
*RS PRO-96, RS PRO-92B, BC855XLT*
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"If a tree falls, do the squirrels get FEMA trailers?"