I
| No. | Town | Firms | Initials | Years | |
|---|---|---|---|---|---|
| I | 1912 | Pic | |||
| I | 1902 - 1912 | Pic | |||
| I | 末末末末 | Pic | |||
| Brookfield, MA | Ideal Coated Paper Company | I | 1917 - 1936 | Pic | |
| Springfield, IL | State of Illinois | I , I (map) | 1917 末末末末 | Pic | |
| Waterbury, CT | I&/CO | 1917 | Pic | ||
| Houston, TX | International & Great Northern Railroad General Offices | I&/GN | 1908 - 1940 | Pic | |
| New York, NY | Isler & Guye | I&G | 1902 - 1914 | Pic | |
| I&M | Pic | ||||
| I&M | 1932 | Pic | |||
| New York, NY | Importer & Traders National Bank | I&T | 1902 - 1918 | Pic | |
| I.R/Co | 1922 | Pic | |||
| New York, NY | Ignaz Strauss & Company | I.S./&C. | 1908 - 1926 | Pic | |
| Springfield, IL | State Auditor | I/AUD | 1922 - 1932 | Pic | |
| Houston, TX | International Great Northern Railroad General Offices | I-/GN | 1938 - 1954 | Pic | |
| Chicago, IL | International Trade Developer | I/TD | 1917 - 1922 | Pic | |
| Chicago, IL | City of Chicago | I/WILL | 1902 - 1980 | Pic | |
| Saint Louis, MO | I. Abraham | IA | 1912 - 1917 | Pic | |
| Des Moines, IA | State of Iowa | IA , IOWA | 1917 末末末末 | Pic | |
| Indianapolis, IN | Indiana Abattoir Corporation | IA/CO | 1917 - 1933 | Pic | |
| IAB | 1917 | Pic | |||
| Newark, NJ | American Insurance Company | IAC | 1902 - 1938 | Pic | |
| IAL | 1908 | Pic | |||
| New York, NY | Irving Berlin Incorporated | IB | 1902 - 1931 | Pic | |
| IB/C | 1917 | Pic | |||
| New York, NY | International Banking Corporation | IBC | 1908 - 1917 | Pic | |
| IBK | 1914 | Pic | |||
| Saint Louis, MO | International Bank | IBK | 1912 - 1926 | Pic | |
| New York, NY | Irving Bank & Trust Company | IBT | 1923 - 1940 | Pic | |
| Chicago, IL | Illinois Bell Telephone Company | IBT/Co | 1917 - 1960 | Pic | |
| Chicago, IL | Illinois Central Railroad General Offices | IC | 1902 - 1969 | Pic | |
| New York, NY | International Cork Company | IC/CO | 1917 - 1918 | Pic | |
| IC/MA | 1902 - 1912 | Pic | |||
| Chicago, IL | Illinois Commercial Men's Association | IC/MA | 1902 | Pic | |
| Philadelphia, PA | Insurance Company of North America | IC/NA | 1902 - 1912 | Pic | |
| New York, NY | Intertype Corporation | ICOR | 1914 - 1922 | Pic | |
| Chicago, IL | ICP | 1917 - 1932 | Pic | ||
| New York, NY | ID | 1917 - 1926 | Pic | ||
| Indianapolis, IN | Insurance Department, The Supreme Lodge Knights of Pythias | ID/KP | 1902 - 1926 | Pic | |
| Boise, ID | State of Idaho | IDA | 1917 - 1940 | Pic | |
| New York, NY | George Ide & Company | IDE | 1908 - 1918 | Pic | |
| Troy, NY | George P. Ide Company | IDE | 1922 - 1933 | Pic | |
| South Bend, IN | Ideal Concrete Machinery Company | IDEAL | 1908 - 1912 | Pic | |
| IDT | 1908 - 1922 | Pic | |||
| Chicago, IL | Illinois Electric Company | IEC | 1908 - 1923 | Pic | |
| Chicago, IL | International Forwarding Company | IF/Co | 1908 - 1933 | Pic | |
| Chicago, IL | Illinois Freight Association | IFA | 1926 - 1940 | Pic | |
| Alton, IL | IG/Co | 1908 - 1912 | Pic | ||
| Alton, IL | Illinois Glass Company | IG/Co. | 1908 - 1914 | Pic | |
| New York, NY | International General Electric Company, Inc. | IGE | 1926 - 1931 | Pic | |
| New York, NY | Indiana Harbor Belt Railroad General Offices | IHB | 1917 - 1965 | Pic | |
| Auburn, NY | Osborne Works of International Harvester Co. | IHO | 1908 - 1938 | Pic | |
| IHS | 1902 - 1914 | Pic | |||
| New York, NY | IIC | 1908 - 1933 | Pic | ||
| ILL | 1914 - 1917 | Pic | |||
| Elgin, IL | ILL | 1902 - 1912 | Pic | ||
| Detroit, MI | The Ideal Manufacturing Company | IM/Co | 1902 - 1914 | Pic | |
| Baltimore, MD | I. & M. Ottenheimer | IM/O | 1912 - 1938 | Pic | |
| San Francisco, CA | I. Magnin & Company | IMC | 1908 - 1914 | Pic | |
| Chicago, IL | Illinois Malleable Iron Company | IMI | 1902 - 1926 | Pic | |
| New York, NY | IN/DRA | 1922 - 1923 | Pic | ||
| INB | 1917 | Pic | |||
| New York, NY | Irving National Bank | INB | 1917 - 1922 | Pic | |
| New York, NY | International Nickel Company | INC | 1908 - 1926 | Pic | |
| New York, NY | INP | 1926 - 1933 | Pic | ||
| New York, NY | International Newsreel | INR | 1926 - 1948 | Pic | |
| Long Island City, NY | Ideal Novelty & Toy Company | INT | 1926 - 1942 | Pic | |
| Chicago, IL | The Inter-Ocean | IO | 1902 - 1908 | Pic | |
| IO/BS | 1914 | Pic | |||
| I-O/L | 1912 | Pic | |||
| Cincinnati, OH | The Inter-Ocean Casualty Company | I-O/L | 1912 - 1933 | Pic | |
| IO/PL | 1938 | Pic | |||
| Kansas City, MO | Irving Pitt Manufacturing Company | I-P | 1912 - 1922 | Pic | |
| New York, NY | Irving Pitt Manufacturing Company | I-P | 1912 - 1922 | Pic | |
| Saint Louis, MO | I-P | 1902 - 1912 | Pic | ||
| New York, NY | International Paper Company | IP/Co | 1902 - 1972 | Pic | |
| Des Moines, IA | Iowa Packaging Company | IPC | 1926 - 1938 | Pic | |
| Nashville, TN | Neohoff Packaging Company | IPC | 1926 - 1938 | Pic | |
| IR | 1914 - 1922 | Pic | |||
| New York, NY | Redmond & Company | IR | 1902 - 1926 | Pic | |
| Philadelphia, PA | IR | 1912 - 1918 | Pic | ||
| Athens, PA | Ingersoll-Rand Company | IR (square) | 1926 - 1938 | Pic | |
| Dallas, TX | I. Reinhardt & Son | IR/&S | 1908 - 1933 | Pic | |
| IR/CO | 1917 | Pic | |||
| Newark, NJ | Ingersoll-Rand Company | IR/Co | 1917 - 1933 | Pic | |
| Easton, PA | Ingersoll-Rand Company | I-R/Co | 1902 - 1938 | Pic | |
| New York, NY | Indian Refining Company | IRCO | 1908 - 1917 | Pic | |
| Jackson, MI | S. M. Isbell Seed Company | IS (bell) | 1902 - 1908 | Pic | |
| New York, NY | International Seal & Lock Company | IS/&L | 1908 - 1933 | Pic | |
| Chicago, IL | The Illinois Seed Company | IS/Co | 1902 - 1917 | Pic | |
| New Orleans, LA | IS/Co | 1902 - 1933 | Pic | ||
| New Orleans, LA | IS/S | 1914 - 1938 | Pic | ||
| Ames, IA | Iowa State College | ISC | 1914 - 1954 | Pic | |
| Chicago, IL | Carnegie Illinois Steel Corporation | ISC | 1908 - 1933 | Pic | |
| East Chicago, IL | Inland Steel Company | ISC | 1908 - 1936 | Pic | |
| New York, NY | Isthmian Steamship Company | ISC | 1926 - 1942 | Pic | |
| International Silver Company | ISCo | 1917 - 1922 | Pic | ||
| Bridgeport, CT | International Silver Company | ISCo | 1908 - 1926 | Pic | |
| Chicago, IL | International Silver Company | ISCo | 1914 - 1940 | Pic | |
| Derby, CT | International Silver Company | ISCo | 1908 - 1933 | Pic | |
| Meriden, CT | International Silver Company | ISCo | 1902 - 1942 | Pic | |
| New York, NY | International Silver Company | ISCo | 1914 - 1954 | Pic | |
| Tulsa, OK | International Supply Company | ISCo | 1922 - 1926 | Pic | |
| Wallingford, CT | International Silver Company | ISCo | 1908 - 1938 | Pic | |
| New York, NY | International Standard Electric Corporation | ISE | 1926 | Pic | |
| Minneapolis, MN | International Stock Food Company | ISF , ISF/Co | 1902 - 1919 | Pic | |
| Boise, ID | Occidental Life Insurance Company / Idaho State Life Branch | ISL | 1917 - 1930 | Pic | |
| New York, NY | International Steam Pump Company | ISP | 1902 - 1917 | Pic | |
| Chicago, IL | International Tag Company | IT | 1914 - 1923 | Pic | |
| Providence, RI | Industrial Trust Company | IT/Co , IT/CO | 1908 - 1963 | Pic | |
| Des Moines, IA | Iowa Telephone Company | ITC | 1902 - 1912 | Pic | |
| New York, NY | Irving Trust Company | ITC | 1926 - 1960 | Pic | |
| New York, NY | International Tailoring Company | ITCo | 1902 - 1923 | Pic | |
| Saint Louis, MO | Inland Type Foundry | ITF | 1902 - 1908 | Pic | |
| ITSC | 1908 | Pic | |||
| New York, NY | I. Tanenbaum Son & Company | ITSC | 1908 - 1912 | Pic | |
| ITW | 1917 - 1926 | Pic | |||
| IV/CO | Pic |
International Harvester Company
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Last update: 2015.02.07