An open meeting will be held in Warwick Bridge on plans to divert heavy traffic away from the village.
The proposals would see the A689 diverting traffic away from the A69 at Brampton.
Campaigners say the A689 is a straighter wider road that doesn't pass through any centres of population.
More top news
Continuing cloudy and mild with outbreaks of rain, heavy at times over Galloway
Cloudy with outbreaks of rain, heaviest in west
Emma Jesson brings you Sunday night's forecast