Twenty-seven species of lichenicolous fungi (five of which are lichenized) are reported from Interior Alaska. Arthophacopsis parmeliarum (Sommerf.) Arnold, Capronia peltigerae (Fuckel) D. Hawksw., Merismatium heterophractum (Nyl.) Vouaux, Phomapeltigerae (P. Karst.) D. Hawksw., Roselliniella peltigericola D. Hawksw. & Miadlikowska, and Stigmidium pseudopeltideae Cl. Roux & Triebel are reported from North America for the first time. Corticifraga peltigerae (Nyl.) D. Hawksw. & R. Sant., Refractohilum peltigerae (Keissl.) D. Hawksw., and Vezdaea acicularis Coppins are here reported new to the United States.