Heartland Express (HTLD) 10-K 2010 FY Annual report

Exhibit No. 32.2

CERTIFICATION OF

CHIEF FINANCIAL OFFICER

PURSUANT TO 18 U.S.C. SECTION 1350,

AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

I, John P. Cosaert, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that, to my knowledge, the Annual Report of Heartland Express, Inc., on Form 10-K for the fiscal year ended December 31, 2009, fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended, and that the information contained in such Annual Report on Form 10-K fairly presents, in all material respects, the financial condition and results of operations of Heartland Express, Inc.

Dated: February 24, 2010	By: /s/ John P. Cosaert
	John P. Cosaert
	Executive Vice President-Finance
	and Chief Financial Officer