Head & Neck Cancer
You should consult with your doctors about support groups in your local area; many are avlaibale online.
The answer also depends on the type of cancer
(e.G, salivary glands, thyroid, oral cancers, etc), and the extent of surgery and residual deficits that need to be addressed( e.g., speech with laryngeal cancers, facial reconstruction, etc). Start with http://www.Spohnc.Org/.