1 EXHIBIT 21.1 Subsidiaries of Lamar Advertising Company and Lamar Media Corp. State of Other Jurisdiction of Name Incorporation or Organization ---- ------------------------------- Lamar Media Corp. Delaware The Lamar Company, LLC Louisiana Lamar Whiteco Outdoor Corporation Delaware Lamar Outdoor Corporation Delaware Lamar Advertising of Louisiana, LLC Louisiana Lamar Robinson, Inc. Missouri Lamar Advertising of Roland, Inc. Tennessee Lamar Advertising of Kentucky, Inc. Kentucky Lamar Advertising of Joplin, Inc. Missouri Ad Vantage Media Inc. Texas Lamar Martin Corporation Delaware Lamar Nevada Sign Corporation Delaware Lamar MW Sign Corporation Delaware Revolution Outdoor Advertising, Inc. Florida Triumph Outdoor Holdings, LLC Delaware Delaware Logos, LLC Delaware New Mexico Logos, Inc. New Mexico Colorado Logos, Inc. Colorado Lamar Tennessee Limited Partnership II Tennessee Lamar West, LP California Interstate Logos, Inc. Delaware Lamar Advertising of Colorado Springs, Inc. Colorado Lamar Advertising of Jackson, Inc. Mississippi Lamar Advertising of Mobile, Inc. Alabama Lamar Advertising of South Georgia, Inc. Georgia Lamar Advertising of South Mississippi, Inc. Mississippi Lamar Advertising of Youngstown, Inc. Delaware TLC Properties, Inc. Louisiana Missouri Logos, Inc. Missouri Missouri Logos, a Partnership Missouri Nebraska Logos, Inc. Nebraska Oklahoma Logo Signs, Inc. Oklahoma Utah Logos, Inc. Utah Ohio Logos, Inc. Ohio Georgia Logos, Inc. Georgia Kansas Logos, Inc. Kansas Lamar Air, LLC Louisiana Lamar Pensacola Transit, Inc. Florida Lamar Tennessee, LLC Tennessee Lamar Texas General Partner, Inc. Louisiana Lamar Texas Limited Partnership Texas Michigan Logos, Inc. Michigan Minnesota Logos, Inc. Minnesota Mississippi Logos, Inc. Mississippi New Jersey Logos, Inc. New Jersey South Carolina Logos, Inc. South Carolina Tennessee Logos, Inc. Tennessee Texas Logos, Inc. Texas TLC Properties II, Inc. Texas Virginia Logos, Inc. Virginia 2 State of Other Jurisdiction of Name Incorporation or Organization - ---- ------------------------------ Lamar Advertising of Huntington-Bridgeport, Inc. West Virginia Lamar Advertising of Penn, LLC Delaware Lamar Advertising of Michigan, Inc. Michigan Lamar Advertising of Missouri, Inc. Missouri Canadian TODS Limited Nova Scotia Canada Nevada Logos, Inc. Nevada Kentucky Logos, Inc. Kentucky Florida Logos, Inc. Florida Lamar Electrical, Inc. Louisiana Lamar Advertising of South Dakota, Inc. South Dakota TLC Properties, L.L.C. Louisiana Lamar OCI South Corporation Mississippi Lamar OCI North Corporation Delaware Lamar Advertising of Greenville, Inc. Mississippi Lamar Advertising of West Virginia, Inc. West Virginia Lamar Advertising of Ashland, Inc. Kentucky American Signs, Inc. Washington Dowling Company, Inc. Virginia Parsons Development Company Florida Hardin Development Corp. Florida Scenic Outdoor Marketing and Consulting, Inc. California Lindsay Outdoor Advertising, Inc. California Lamar Florida, Inc. Florida Outdoor Promotions West, LLC Delaware Transit America Las Vegas, LLC Delaware Triumph Outdoor Louisiana, LLC Delaware Triumph Outdoor Rhode Island, LLC Delaware Lamar Advan, Inc. Pennsylvania Lamar Advertising of Iowa, Inc. Iowa