About 85% of Bpost’s delivery rounds in Wallonia and Brussels were completed on Tuesday, according to the postal company.
Sorting centres and post offices are operating normally.
Unions and management are in discussions again. There has been ongoing social unrest at Bpost in southern Belgium for several days.
On Sunday, management had picket lines at the sorting centres in Brussels, Charleroi, and Liège dismantled after nearly a week.
Sunday evening talks ended without resolution. Strikes resumed at various sorting centres on Monday. Postal workers are protesting against a work reorganisation. The company stresses that no jobs will be lost.