CF Market Mall in Calgary has a private beautiful Nursing Lounge located in the hallway across from Dairy Queen (access code is required, you can obtain it at Host Services). The private room includes a microwave, sink, baby change area. Baby change tables are located in all men's and ladies' washrooms.
This breastfeeding room is located down the hallway behind the closed Disney store and is open to families and young children. To get to it, you have to get an access code (which changes periodically) from Guest Services.