Banner Corporation Schedules Second Quarter Conference Call and Webcast

Business Wire, June 20, 2006

WALLA WALLA, Wash. -- Banner Corporation (Nasdaq: BANR), the parent of Banner Bank, today announced that it will report earnings for the second quarter of 2006 after the market closes on Wednesday, July 26, 2006. Management will host a conference call on Thursday, July 27 at 8:00 a.m. PDT (11:00 a.m. EDT) to discuss the results. The call will also be broadcast live via the internet.

Investment professionals are invited to dial 303-205-0033 at 8:00 am PDT (11:00 am EDT) to access the call. All current and prospective shareholders are welcome to listen to the live call or replay through a webcast posted on the bank's website, www.bannerbank.com, or at www.fulldisclosure.com. Institutional investors may access the call via the subscriber-only site, www.streetevents.com. An archived recording of the call can be accessed by dialing 303-590-3000, access code 11063823#, until Thursday, August 3, 2006 or via the Internet at www.fulldisclosure.com.

Banner Corporation is the parent of Banner Bank, a commercial bank that operates a total of 58 branch offices and twelve loan offices in 24 counties in Washington, Oregon and Idaho. Banner serves the Pacific Northwest region with a full range of deposit services and business, commercial real estate, construction, residential, agricultural and consumer loans. Visit Banner Bank on the Web at www.bannerbank.com.