Hours Of Operations City Lumber Iowa Mason City 50401 City Lumber Hours of Operation and Location in Mason City, IA 50401 4.0 - 91 votes 1501 N Federal Ave, Mason City, IA 50401 (641) 423-6643 Get Directions City Lumber Hours Category: Home & Garden Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore Mason CityView More Apparel CarharttJCPenneyKohl's OutletVisionworksVictoria's Secret Sports TargetVansBasic BasicFinish Line Jewelry Hobby LobbyKohl's OutletKay JewelersYounkersBon-Ton Recommend For You Flooring America Food Market Sears Home Improvements Window City Window World Natural Nails Salon Centric Eclipse Salon D's Nails D Nails