The Brigade insists plans to share some emergency calls with colleagues in Cornwall will not lead to the closure of the control room in North Yorkshire.
But Fire Brigade Union officials are concerned the plans may result in job losses and they fear a lack of local knowledge may affect response times.
Area Manager Owen Hayward from North Yorkshire Fire and Rescue Service has been speaking about the plans.
More top news
BTP officers are appealing for help to identify a man they want to speak to after a smoke bomb was thrown at a Metro station in Sunderland.
A look ahead at the forecast for the Tyne Tees region.
Tributes have been paid to a man who died after collapsing and falling into the river in Durham at the weekend.