Arkansas Best Corporation Announces Its First Quarter 2011 Earnings Conference Call

(Fort Smith, Arkansas, April 6, 2011) -- Arkansas Best Corporation (Nasdaq: ABFS) will announce its first quarter 2011 results, prior to the opening of the market, on Monday, April 25, 2011. A conference call with company executives will be held that day at 11:00 a.m. ET (10:00 a.m. CT) to discuss these results. Interested parties are invited to listen by calling (800) 772-0358. Following the call, a recorded playback will be available through the end of the day on May 25, 2011. To listen to the playback, dial (800) 633-8284 or (402) 977-9140 (for international callers). The conference ID for the playback is 21518748.

This call is being webcast and can be accessed live on Arkansas Best’s website at arkbest.com. A replay of the webcast can be accessed at Arkansas Best’s website through May 25.

Arkansas Best Corporation, headquartered in Fort Smith, Arkansas, is a transportation holding company. ABF Freight System, Inc., Arkansas Best’s largest subsidiary, has been in continuous service since 1923. ABF has evolved from a local less-than-truckload (LTL) motor carrier into a global provider of customizable supply chain solutions. More information is available at arkbest.com and abf.com.

Contact: Mr. David Humphrey, Vice President Investor Relations and Corporate Communications
              Telephone (479) 785-6200