1. Cedar Valley Sleep Center 2413 W Ridgeway Ave, Waterloo, IA 50701 Coordinate: 42.46854,-92.40561 Phone: (319) 505-2896
2. MidWest Sleep 527 Park Ln, Waterloo, IA 50702 Coordinate: 42.46428,-92.35075 Phone: (319) 233-2278