EXHIBIT 11(a)

Lamar Advertising Company and Subsidiaries Earnings Per Share Computation Information

Years ended December 31, 2010, 2009 and 2008

	Year Ended			Year Ended			Year Ended
	December 31,			December 31,			December 31,
	2010			2009			2008
Net (loss) income applicable to common stock	$	(40,467,000	)	$	(58,403,000	)	$	1,797,000
Weighted average common shares outstanding		92,261,157			91,730,109			92,125,660
Shares issueable upon exercise of stock options		—			—			181,180
Incremental shares of convertible debt		—			—			—
Weighted average common shares and common equivalents outstanding		92,261,157			91,730,109			92,306,840
Net (loss) income per common share basic and diluted	$	(0.44	)	$	(0.64	)	$	0.02

The above earnings per share (EPS) calculations are submitted in accordance with Statement of Financial Accounting Standards No. 128. An EPS calculation in accordance with Regulation S-K item 601 (b) (11) is not shown above for the years ended December 31, 2010, 2009 and 2008 because it produces an antidilutive result. The following information is disclosed for purposes of calculating antidilutive EPS for that period.

	Year Ended			Year Ended			Year Ended
	December 31,			December 31,			December 31,
	2010			2009			2008
Net (loss) income applicable to common stock	$	(40,467,000	)	$	(58,403,000	)	$	1,797,000
Income impact of assumed conversions		49,477			2,295,455			4,256,797
(Loss) income available to common shareholders plus assumed conversion	$	(40,417,523	)	$	(56,107,545	)	$	6,053,797
Weighted average common shares outstanding		92,261,157			91,730,109			92,125,660
Shares issuable upon exercise of stock options		412,493			105,985			181,180
Incremental shares from convertible debt		53,327			2,474,107			5,879,893
Weighted average common shares plus dilutive potential common shares		92,726,977			94,310,201			98,186,733
Net (loss) income  per common share	$	(0.44	)	$	(0.59	)	$	0.06