A protein complex which is capable of calcitonin family receptor activity. Calcitonin family receptors may form dimers, trimers or tetramers; adrenomedullin and amylin receptors have only been observed as dimers so far. [ http://www.ncbi.nlm.nih.gov/pubmed/10871296 GOC:bhm http://www.ncbi.nlm.nih.gov/pubmed/18687416 http://www.ncbi.nlm.nih.gov/pubmed/12037140 GOC:TermGenie http://purl.obolibrary.org/obo/go/references/0000088 ]