Old Dominion Freight Line, Inc. The Power of One Source = The Power of OD

2006 NEWS & PRESS RELEASES

Old Dominion Freight Line’s First Quarter Conference Call On The Internet

Contact
J. Wes Frye
Senior Vice President, Finance and Chief Financial Officer
(336) 822-5305

THOMASVILLE, N.C. (April 6, 2006) ─ Old Dominion Freight Line, Inc. (Nasdaq: ODFL)  announced today that it plans to release its 2006 first quarter financial results before opening of trading on Thursday, April 27, 2006.   The Company will also hold a conference call to discuss its financial results and outlook at 11:00 a.m. (Eastern Time) on April 27, 2006.

An online, real-time webcast of Old Dominion’s quarterly conference call will be available online at www.odfl.com or InvestorCalendar.com on April 27, 2006, at 11:00 a.m. (Eastern Time). The online replay will be available at approximately 2:00 p.m. (Eastern Time) and continue for 30 days. A telephone replay of the call will also be available through May 4, 2006, at 719-457-0820, Confirmation Number 9989840.

Old Dominion Freight Line, Inc. is a less-than-truckload multi-regional motor carrier providing one-to-five day service among five regions in the United States and next-day and second-day service within these regions.  Through its four product groups, OD-Domestic, OD-Expedited, OD-Global and OD-Technology, the Company offers an array of innovative products and services that provide direct service to 46 states within the Southeast, South Central, Northeast, Midwest and West regions of the country, including 37 states within which it provides full-state coverage.  In addition, through marketing and carrier relationships, Old Dominion provides service to and from the remaining states as well as international services around the globe.