Idaho Housing & Finance Association Share: GovernmentCommunity Organizations Idaho Housing & Finance Association Visit Website 215 10th Street #101 Lewiston, ID 83501 (208) 331-4743 (800) 219-2286 (208) 331-4803 (fax) Facebook Twitter YouTube About About IHFA is a mortgage finance and housing services organization, and administrator of affordable housing resources. IHFA provides funding for affordable housing opportunities in Idaho communities.