As of 2015, a few good locations where replacement control knobs fcan be purchased are Home Depot, Lowe's and Appliance Parts Pros. Control knobs are available for appliances and lighting.
Items can be purchased online or in a Home Depot retail location. This company also offers the option for customers to order online and pick up merchandise in the store. Customers can also find special offers and promotions on the website.
Another good retail location that sells replacement control knobs is Lowe's. Customers can find their nearest location using the store finder feature on the website or purchase the parts online through Partsquik, a partner of Lowe's.
The Appliance Parts Pros website is another retailer that carries replacement control knobs. This company carries over 2 million replacement appliance parts.