In California, KFHP plans are offered and underwritten by Kaiser Foundation Health Plan, Inc., One Kaiser Plaza, Oakland, CA 94612 • In Colorado, all plans are offered and underwritten by Kaiser Foundation Health Plan of Colorado, 10350 E. Dakota Ave., Denver, CO 80247 • In Georgia, all plans are offered and underwritten by Kaiser Foundation Health Plan of Georgia, Inc., Nine Piedmont Center, 3495 Piedmont Road NE, Atlanta, GA 30305 • In Hawaii, all plans are offered and underwritten by Kaiser Foundation Health Plan, Inc., 711 Kapiolani Blvd., Honolulu, HI 96813 • In Oregon and southwest Washington (Clark and Cowlitz counties), all plans are offered and underwritten by Kaiser Foundation Health Plan of the Northwest, 500 NE Multnomah St., Suite 100, Portland, OR 97232 • In Washington (except Clark, Cowlitz, and certain other counties), all plans are offered and underwritten by Kaiser Foundation Health Plan of Washington or Kaiser Foundation Health Plan of Washington Options, Inc., 1300 SW 27th Street, Renton, WA 98057 • In Maryland, Virginia, and the District of Columbia, all plans are offered and underwritten by Kaiser Foundation Health Plan of the Mid-Atlantic States, Inc., 2101 E. Jefferson St., Rockville, MD 20852.