Classic Accents, Inc.: Jumbo Matte White 2 Gang Combo Switch Plate - 1 Toggle 1 Duplex
Legrand - OnQ Oversized Wall Plate, Single Gang Large Wall Plate, 1 Port Wall Plate is 75IN Higher and Wider Than Standard Size Wallplates, White, WP3301WH - Electrical Distribution Wall Plates - Amazon.com
Eaton 1-Gang Jumbo Duplex Wall Plate, White in the Wall Plates department at Lowes.com