City, Village & Township Government in Williamsburg, IA Williamsburg City Clerk210 W State StWilliamsburg, IA, 523613196681133City OfGovernment City Village TownshipGovernment OfficesRobins City HallWashington County Courthouse Sewage Treatment Plant500 S Maplewood AveWilliamsburg, IA, 523613196682695Government City Village TownshipRobins City HallWashington County Courthouse Show MoreSee AlsoCity HallsChambers Of CommerceFire Departments