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47001 Union County Fire & EMS Paging (Dispatch with tone out)
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47002 Union County Fire & EMS Dispatch (Dispatch with no tones)
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47006 Union County Fire Ops 2 (Marysville Fire & EMS Ops)
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47010 Union County Fire Ops 3 (County Fire & EMS Ops)
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47014 Union County Fire Ops 4
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47018 Union County Fire FG 1
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47022 Union County Fire FG 2
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47030 Union County EMA Ops
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47034 Union County FD-PD
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47038 Union County Sheriff Dispatch (Includes Plain City PD & Richwood PD)
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47046 Marysville Police Dispatch
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51580 OSP Marysville Post 80 Dispatch (Patrols Union Co & Logan Co)
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54620 Union County Sheriff (SO-80) (State Mutual-Aid)
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59079 Union County EMA (EMA-80) (State Mutual-Aid)