The Tillamook (Calamox, Gillamooks), including the Nehalem, Nestucca, and Siletz, lived along the northern Oregon coast from the Nehalem River to the Salmon River. They spoke a Coast Salish language and numbered 139 in 1970.
Pearson, Clara (1959). Nehalem Tillamook Tales. Edited by Melville Jacobs. University of Oregon Monographs, Studies in Anthropology, no. 5. Eugene.
Sauter, John, and Bruce Merton (1974). Tillamook Indians of the Oregon Coast. Portland: Binfords and Mort.