L
| No. | Town | Firms | Initials | Years | |
|---|---|---|---|---|---|
| L | 1973 | Pic | |||
| L | 1923 | Pic | |||
| New York, NY | Lugerne Incorporated | L | 1938 - 1946 | Pic | |
| Chicago, IL | Libby, McNeill & Libby | L | 1908 - 1938 | Pic | |
| New Orleans, LA | L (circle) | 1912 - 1917 | Pic | ||
| L (circle) | 1908 | Pic | |||
| L (circle) | 1918 | Pic | |||
| New York, NY | Luckenbach Steanship Company, Incorporated | L (circle) | 1926 - 1954 | Pic | |
| New York, NY | J.E. Linde Paper Company | L (circle) | 1902 - 1914 | Pic | |
| L (star) | 1908 | Pic | |||
| L&/Co | 1917 | Pic | |||
| New York, NY | Laidlaw & Company | L&/CO | 1926 - 1942 | Pic | |
| L&/CO | 1917 - 1926 | Pic | |||
| New York, NY | Livingston & Company | L&/Co | 1926 | Pic | |
| Cleveland, OH | L. & R. Lazrus Company | L&/Co | 1908 - 1912 | Pic | |
| Jersey City, NJ | Lehigh & New England Railroad General Offices | L&/NE | 1917 - 1940 | Pic | |
| Kansas City, MO | Louisiana & Arkansas Railway Company | L&A | 1926 - 1942 | Pic | |
| New York, NY | Logan & Bryan | L&B | 1912 - 1933 | Pic | |
| Irvington, NY | Lord & Bumham Company | L&B | 1926 - 1940 | Pic | |
| New York, NY | Lewis & Conger | L&C | 1914 - 1940 | Pic | |
| Philadelphia, PA | Loos & Dilworth | L&D | 1902 | Pic | |
| New York, NY | Lehn & Fink | L&F | 1902 - 1917 | Pic | |
| New York, NY | LaLance & Grosjean Manufacturing Company | L&G | 1908 - 1912 | Pic | |
| L&G | 1926 - 1932 | Pic | |||
| Seattle, WA | Lawman & Hartford Company | L&H/Co | 1902 - 1917 | Pic | |
| New York, NY | Lanman & Kemp | L&K | 1908 - 1940 | Pic | |
| New York, NY | Lasher & Lathrop | L&L | 1908 - 1914 | Pic | |
| San Francisco, CA | Law Union & Rock Insurance Co., Ltd., of London | L&L | 1908 - 1933 | Pic | |
| Saint Louis, MO | Ligget & Myer Tobacco Company | L&M | 1912 - 1926 | Pic | |
| New York, NY | Ligget & Myer Tobacco Company | L&M | 1912 - 1965 | Pic | |
| Brooklyn, NY | Longman & Martinez Incorporated | L&M | 1902 - 1938 | Pic | |
| New York, NY | Lunham & Moore | L&M/NY | 1902 - 1920 | Pic | |
| Louisville, KY | Louisville & Nashville Railroad Company General Offices | L&N/RR | 1902 - 1968 | Pic | |
| Washington, DC | Lamb & Tilden | L&T | 1902 - 1926 | Pic | |
| Chicago, IL | Lord & Thomas | L&T | 1917 - 1942 | Pic | |
| L&T/&L | 1926 - 1931 | Pic | |||
| Chicago, IL | L&T/&L | 1926 - 1931 | Pic | ||
| L/&C | 1912 | Pic | |||
| Chicago, IL | Lamm & Company | L/&Co | 1908 - 1914 | Pic | |
| Cincinnati, OH | The Lunkenheimer Company | L/Co | 1902 - 1926 | Pic | |
| Fort Wayne, IN | Lincoln Life Insurance Company | L/LIFE | 1917 - 1938 | Pic | |
| Chicago, IL | Liberty Motor Freight Line, Incorporation | L/MF | 1938 - 1954 | Pic | |
| Chicago, IL | Livestock Exchange National Bank | L/S | 1902 - 1920 | Pic | |
| New York, NY | Louis Auenbach | LA | 1908 - 1912 | Pic | |
| LA/Co | Pic | ||||
| Los Angeles, CA | Los Angeles County | LA/Co , LA/CO | 1912 - 1965 | Pic | |
| Los Angeles, CA | Los Angeles Gas & Electric Corporation | LA/GAS | 1908 - 1930 | Pic | |
| Los Angeles, CA | Board of Harbor Commissioners | LA/HD | 1912 - 1954 | Pic | |
| LA/RSCo | Pic | ||||
| Los Angeles, CA |
Los Angeles-Salt Lake Railroad General Offices |
LA/SL | 1917 - 1933 | Pic | |
| Chicago, IL | The De Laval Separator Company | LA/VAL | 1902 - 1917 | Pic | |
| Poughkeepsie, NY | The De Laval Separator Company | LA/VAL | 1908 - 1938 | Pic | |
| New York, NY | The De Laval Separator Company | LA/VAL | 1912 - 1944 | Pic | |
| LA/VAL | 1917 | Pic | |||
| Los Angeles, CA | Los Angeles Aqueduct Company | LAA | 1908 - 1918 | Pic | |
| Chicago, IL | L.A. Becker & Company | LAB/Co | 1902 - 1914 | Pic | |
| New York, NY | L.A. Cerf | LAC | 1912 - 1917 | Pic | |
| LAC | 1912 - 1914 | Pic | |||
| LAG | 1917 | Pic | |||
| New York, NY | L.A. Mathey & Company | LAM/&CO | 1926 | Pic | |
| Newburgh, NY | Lewis Apparel Stores Incorporated | LAS | 1938 - 1954 | Pic | |
| Cambridge, MA | Lever Brothers Company | LB | 1922 - 1954 | Pic | |
| Edgewater, NJ | Lever Brothers Company | LB | 1926 - 1942 | Pic | |
| Hammond, IN | Lever Brothers Company | LB | 1926 - 1942 | Pic | |
| Boston, MA | Library Bureau | LB | 1908 - 1933 | Pic | |
| Brooklyn, NY | Langrock Brothers | LB | 1908 - 1914 | Pic | |
| Saint Louis, MO | Langenberg Brothers Grain Company | LB | 1908 - 1917 | Pic | |
| New York, NY | Library Bureau | LB | 1908 - 1923 | Pic | |
| Minneapolis, MN | Lindsay Brothers | LB | 1908 - 1938 | Pic | |
| New York, NY | Lane Bryant | LB | 1917 - 1938 | Pic | |
| Lansburgh & Brothers | LB | 1912 - 1917 | Pic | ||
| Terre Haute, IN | Levin Brothers | LB | 1917 - 1938 | Pic | |
| Milwaukee, WI | Lindsay Brothers | LB | 1908 - 1914 | Pic | |
| Houston, TX | LB | 1914 | Pic | ||
| Ilion, NY | Library Bureau | LB | 1912 - 1938 | Pic | |
| Oklahoma City, OK | Local Building & Loan Association | LB&/LA | 1926 - 1933 | Pic | |
| New York, NY | Lamson Brothers & Company | LB/&CO | 1917 - 1926 | Pic | |
| LB/BCo | 1908 - 1914 | Pic | |||
| LB/BCo | 1912 | Pic | |||
| Chicago, IL | LB/C | 1914 | Pic | ||
| Philadelphia, PA | Link-Belt Company | LB/C , L-B/Co | 1908 - 1940 | Pic | |
| Indianapolis, IN | Levey Brothers & Company | LB/Co | 1902 - 1918 | Pic | |
| Chicago, IL | Link-Belt Company | L-B/Co | 1908 - 1965 | Pic | |
| Detroit, Ml | L. Black Company | LBC | 1908 - 1926 | Pic | |
| Quitman, MS | The Long-Bell Lumber Company | L-BL | 1902 - 1922 | Pic | |
| Kansas City, MO | The Long-Bell Lumber Company | L-BL | 1923 - 1933 | Pic | |
| Wichita, KS | PO Box 773 | LBP | 1902 - 1914 | Pic | |
| New York, NY | LBP | 1917 - 1922 | Pic | ||
| LBP | 1912 - 1914 | Pic | |||
| LC | 1938 | Pic | |||
| Lansing, MI | Lansing Company | LC | 1912 - 1918 | Pic | |
| Saint Louis, MO | L-C | 1908 - 1933 | Pic | ||
| Detroit, MI | LC/&CO | 1917 - 1923 | Pic | ||
| LC/&CO | 1908 | Pic | |||
| Chicago, IL | The Liquid Carbonic Company | LC/Co | 1902 - 1948 | Pic | |
| Pittsburgh, PA | The Liquid Carbonic Company | LC/Co | 1908 - 1954 | Pic | |
| Cincinnati, OH | The Liquid Carbonic Company | LC/Co | 1908 - 1940 | Pic | |
| New York, NY | The Liquid Carbonic Company | LC/Co | 1908 - 1940 | Pic | |
| Saint Louis, MO | The Liquid Carbonic Company | LC/Co | 1908 - 1912 | Pic | |
| Kansas City, MO | The Liquid Carbonic Company | LC/Co | 1908 - 1938 | Pic | |
| Atlanta, GA | The Liquid Carbonic Company | LC/Co | 1908 - 1938 | Pic | |
| Minneapolis, MN | The Liquid Carbonic Company | LC/Co | 1917 - 1933 | Pic | |
| Dallas, TX | The Liquid Carbonic Company | LC/Co | 1902 - 1938 | Pic | |
| The Liquid Carbonic Company | LC/Co | Pic | |||
| Saint Louis, MO | LC/Co | 1917 - 1926 | Pic | ||
| Chicago, IL | Ludowici Caladon Company | L-C/Co | 1938 - 1954 | Pic | |
| LCo | 1914 - 1917 | Pic | |||
| Philadelphia, PA | Larkin Company | LCo | 1912 - 1918 | Pic | |
| Buffalo, NY | Larkin Company | LCo | 1908 - 1933 | Pic | |
| Peoria, IL | Larkin Company | LCo | 1908 - 1938 | Pic | |
| Cleveland, OH | Larkin Company | LCo | 1908 - 1912 | Pic | |
| Chicago, IL | Larkin Company | LCo | 1912 - 1916 | Pic | |
| Larkin Company | LCo | 1908 - 1912 | Pic | ||
| Boston, MA | Larkin Company | LCo | 1912 | Pic | |
| Larkin Company | LCo | 1912 | Pic | ||
| Larkin Company | LCo | 1912 | Pic | ||
| Pittsburgh, PA | Larkin Company | LCo | 1908 - 1912 | Pic | |
| New York, NY | Larkin Company | LCo | 1908 - 1912 | Pic | |
| Chicago, IL | Liquozine Company | LCo | 1902 - 1912 | Pic | |
| Rochester, NY | The Lawyers Co-op Publishing Company | LCP/Co | 1902 - 1919 | Pic | |
| Milford, DE | The L.D. Caulk Company | LDC/Co | 1923 - 1940 | Pic | |
| Philadelphia, PA | L. Dannenbaum Son & Company | LDS | 1902 - 1917 | Pic | |
| New York, NY, Indianapolis, IN | Lake Erie & Western Railroad General Offices | LE/&W | 1908 - 1920 | Pic | |
| New York, NY | L. Erstine & Brothers | LE/B | 1908 - 1917 | Pic | |
| New York, NY | LE/B | 1912 - 1926 | Pic | ||
| LE/MCo | 1912 | Pic | |||
| Providence, RI | Everett R. Liebrich | LE/R | Pic | ||
| Williamsport, PA | Lowery Electrical Company | LEC | 1926 - 1940 | Pic | |
| Chicago, IL | Lee Manufacturing Company | LEE | 1908 - 1912 | Pic | |
| New York, NY | Life Extension Institute | LEI | 1914 - 1917 | Pic | |
| Cleveland, OH | Lake Erie Iron Company | LEICo | 1908 | Pic | |
| Indianapolis, IN | C.P. Lesh Paper Company | LESH | 1908 - 1933 | Pic | |
| Chicago, IL | LaSalle Extension University | LEU | 1926 - 1938 | Pic | |
| Chicago, IL | LEU | 1917 - 1918 | Pic | ||
| New York, NY | L.E. Waterman Company | LEW/Co | 1902 - 1948 | Pic | |
| Newark, NJ | L.E. Waterman Company | LEW/Co | 1912 - 1938 | Pic | |
| Boston, MA | L.E. Waterman Company | LEW/Co. | 1917 - 1940 | Pic | |
| LEW/CO/CHICAGO | 1933 - 1938 | Pic | |||
| LEW/IS | 1914 | Pic | |||
| Philadelphia, PA | LEW/IS | 1912 - 1917 | Pic | ||
| Connersville, IN | LEX | 1917 | Pic | ||
| New York, NY | Leo Feist | LF | 1908 | Pic | |
| New Orleans, LA | Louisiana Fire Prevention Bureau | LF/PB | 1908 - 1912 | Pic | |
| New Britain, CT | Landers, Frary & Clark Company | LFC | 1931 - 1949 | Pic | |
| Allentown, PA | L.F. Grammes & Sons | LFG | 1912 - 1920 | Pic | |
| New York, NY | LFH | 1926 | Pic | ||
| Attleboro, MA | LGB/CO | 1926 - 1931 | Pic | ||
| Indianapolis, IN | L.G. Dressler, Claypool Hotel Manager | LGD | 1908 - 1914 | Pic | |
| Duluth, MN | L.W. Leithhead Drug Company | LH | 1902 - 1914 | Pic | |
| LH/&Co | 1926 | Pic | |||
| New York, NY | Leo Heibron Company, Incorporated | LH/CO | 1938 - 1942 | Pic | |
| New York, NY | L.H. Keller Company | LHK | 1908 - 1918 | Pic | |
| New Orleans, LA | Leo Irwin & Company, Incorporated | LI | 1908 - 1940 | Pic | |
| Albany, NY | Legislative Index Company | LI | 1926 - 1942 | Pic | |
| New York, NY | Long Island Railroad Company General Offices | LI/RR | 1908 - 1922 | Pic | |
| New York, NY | Liberty | LIB | 1926 | Pic | |
| Richmond, VA | The Life Insurance Company of Virginia | LIC/VA | 1938 - 1963 | Pic | |
| Dallas, TX | Joseph Linz Brothers | LINZ | 1902 - 1933 | Pic | |
| Omaha, NE | Lion Bonding & Surety Company | LION | 1912 - 1914 | Pic | |
| Omaha, NE | Live Stock National Bank | LIS/NB | 1926 - 1932 | Pic | |
| LIT | 1914 - 1918 | Pic | |||
| Philadelphia, PA | Lit Brothers | LIT | 1908 - 1912 | Pic | |
| Chicago, IL | L. Klein Halsted | LK | 1908 - 1926 | Pic | |
| Topeka, KS | Liberty Life Insurance Company | LL | 1926 - 1933 | Pic | |
| Lockland, OH | Lockland Lumber Company | LL/C | 1908 - 1912 | Pic | |
| Detroit, MI | Lalley-Light Corporation | LL/C | 1908 - 1926 | Pic | |
| New York, NY | LL/L | 1917 - 1919 | Pic | ||
| LLD/CO | 1917 - 1922 | Pic | |||
| LLIC | 1933 | Pic | |||
| Lima, OH | Lima Locomotive Works Incorporated | LLW | 1917 - 1922 | Pic | |
| LM | 1926 | Pic | |||
| Boston, MA | Liberty Mutual Life Insurance Company | LM | 1926 - 1932 | Pic | |
| Chicago, IL | Lumbermans Mutual Casualty Company | LM/C | 1917 - 1920 | Pic | |
| LM/C | Pic | ||||
| New York, NY | Lawyers Mortgage Company | LM/C | 1914 - 1917 | Pic | |
| LM/C | 1908 | Pic | |||
| Detroit, MI | Lozier Motor Company | LM/Co | 1912 | Pic | |
| Waterloo, IA | Litchfield Manufacturing Company | LM/Co | 1902 - 1926 | Pic | |
| Philadelphia, PA | Lanston Monotype Machine Company | LM/MCo | 1908 - 1942 | Pic | |
| New York, NY | Lewis Meyers & Sons | LM/S | 1912 - 1948 | Pic | |
| LMC | 1922 | Pic | |||
| Elizabeth, NJ | Lidgerwood Manufacturing Company | LMC | 1908 - 1942 | Pic | |
| Atlanta, GA | Lowry National Bank | LNB | 1908 - 1920 | Pic | |
| LNB | 1926 | Pic | |||
| Syracuse, NY | LNB | 1926 - 1932 | Pic | ||
| LO.W | 1942 | Pic | |||
| Chicago, IL | Loftis Jewelry Company | LOF/TIS | 1902 - 1940 | Pic | |
| Salem, MA | Daniel Low & Company | LOW | 1912 - 1954 | Pic | |
| La Palma, CA | City of La Palma | LP | Pic | ||
| New York, NY | Lockwood, Peck & Company | LP/&Co | 1925 - 1954 | Pic | |
| Indianapolis, IN | Levey Printing Company | LP/Co | 1923 - 1938 | Pic | |
| LR/R&E | 1908 | Pic | |||
| New Orleans, LA | Louisiana Red Cypress Company | LRC | 1908 - 1917 | Pic | |
| Buffalo, NY | Lackawana Steel Company | LS | 1902 - 1920 | Pic | |
| New York, NY | Lake Shore & Michigan Southern Railroad | LS/&/MS | 1902 - 1916 | Pic | |
| LS/&S | 1917 - 1918 | Pic | |||
| Boston, MA | Lindstrom Smith & Company | LS/C | 1908 - 1918 | Pic | |
| LS/Co | 1902 - 1914 | Pic | |||
| LS/Co | 1902 | Pic | |||
| Lynchburg, VA | Lynchburg Shoe Company, Incorporated | LS/CO | 1917 | Pic | |
| LS/LI | 1914 - 1922 | Pic | |||
| Los Angeles, CA | Security First National Bank of Los Angeles | LSB | 1926 - 1940 | Pic | |
| Harrisburg, PA | Department of Agriculture | LSB | 1912 - 1963 | Pic | |
| LSB | 1908 | Pic | |||
| New Orleans, LA | Luckenbach Gulf Steamship Company, Incorporated | LSC | 1908 - 1940 | Pic | |
| New Orleans, LA | Louisiana Southern Railway Company General Offices | LSR | 1914 - 1922 | Pic | |
| Pittsburgh, PA | Lee Smith & Son Company | LSS | 1908 - 1912 | Pic | |
| New York, NY | L. Sonneborn Sons, Incorporated | LSS | 1914 - 1933 | Pic | |
| LSSCo | 1908 - 1917 | Pic | |||
| New Orleans, LA | Louisiana State University | LSU | 1938 - 1954 | Pic | |
| Pinehurst, NC | Leonora Tupts | LT | 1908 - 1938 | Pic | |
| Brooklyn, NY | Lawyers Title and Guaranty Company | LT&/TC | 1917 - 1933 | Pic | |
| New York, NY | Lawyers Title and Guaranty Company | LT&/TC. | 1917 - 1933 | Pic | |
| Philadelphia, PA | The Land Title & Trust Company | LT&T/Co | 1908 - 1917 | Pic | |
| Conshohocken, PA | Lee Tire & Rubber Company of New York, Inc. | LT/&R | 1917 - 1940 | Pic | |
| Latrobe, PA | Lee Tire & Rubber Company | LT/CO | 1917 - 1931 | Pic | |
| LTCo | 1902 | Pic | |||
| New York, NY | Lawyers Title Insurance & Trust Company | LTI/&TC | 1902 - 1917 | Pic | |
| Boston, MA | American Luxfer Prism Company | LUX/FER | 1908 - 1914 | Pic | |
| New York, NY | Lehigh Valley Railroad Company General Offices | LV | 1902 - 1917 | Pic | |
| LV | 1917 - 1918 | Pic | |||
| Wilkes-Barre, PA | The Lehigh Valley Coal Company | LVC/Co | 1908 - 1954 | Pic | |
| New York, NY | Lehigh Valley Coal Sales Company | LVC/SCo | 1908 - 1945 | Pic | |
| Syracuse, NY | Lehigh Valley Coal Sales Company | LVC/SCo | 1938 - 1954 | Pic | |
| Chicago, IL | L. Wolf Manufacturing Company | LW | 1902 - 1917 | Pic | |
| LW | 1902 - 1908 | Pic | |||
| Saint Paul, MN | LW/&S | 1902 - 1916 | Pic | ||
| Saint Paul, MN | Lindecke-Warner Sons | LW/&S | 1914 - 1923 | Pic | |
| Boston, MA | Loose-Wiles Biscuit Company | L-W/A | 1908 - 1912 | Pic | |
| New York, NY | Loose-Wiles Biscuit Company | LW/N | 1914 - 1917 | Pic | |
| LW/N | 1926 - 1938 | Pic |
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Last update: 2014.10.19