Arkansas Best Corporation Announces Its First Quarter 2007 Earnings Conference Call

(Fort Smith, Arkansas, March 29, 2007) -- Arkansas Best Corporation (Nasdaq: ABFS) will announce its first quarter 2007 results, prior to the opening of the market, on Wednesday, April 25, 2007. A conference call with company executives will be held that day at 11:00 a.m. EDT (10:00 a.m. CDT) to discuss these results. Interested parties are invited to listen by calling (877) 275-1257 or (706) 634-6529 (for international callers). Following the call, a recorded playback will be available through the end of the day on May 18, 2007. To listen to the playback, dial (800) 642-1687 or (706) 645-9291 (for international callers). The conference ID for the playback is 4249477.

This call is being Web cast and can be accessed live on Arkansas Best’s Web site at www.arkbest.com. A replay of the Web cast can be accessed at Arkansas Best’s Web site through May 18.

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 provides transportation of less-than-truckload (“LTL”) general commodities throughout North America. More information is available at www.arkbest.com and www.abf.com.

              Mr. David Humphrey, Director of Investor Relations
              Telephone (479) 785-6200