- Major American Watch Companies
- American Waltham Watch Company, 1850-1957
- Hamilton Watch Company, 1892-1969
- Hamilton DB Research
- Hampden Watch Company, 1877-1930
- Hampden DB Research
- Illinois Springfield Watch Company, 1869-1927
- National Watch Company (Elgin) 1864-1964
- New York Standard Watch Company, 1885-1929
- Rockford Watch Company, 1874-1915
- Rockford DB Research
- Minor American Watch Companies
- Adams & Perry, 1874-1876
- Appleton Watch Company, 1901-1903
- Aurora Watch Company, 1883-1890
- California Watch Company, 1876
- Columbia Watch Company, 1896-1899
- Columbus Watch Company, 1874-1903
- Cheshire Watch Company, 1883-1890
- Cornell Watch Company, 1870-1874
- Cornell Watch Company of San Francisco, 1874-1876
- Dudley Watch Company, 1925-n.d.
- Fredonia Watch Company, 1883-1885
- Gruen Watch Company, 1885-1955
- Independent Watch Company, 1875-1881
- Keystone Watch Case Company, (1903-1930)
- Manhattan Watch Company/New York Chronograph Watch Co., 1883-1892
- Manistee Watch Company, 1908-1912
- Newark Watch Company, 1864-1870
- New England Watch Company, 1898-1914
- New York Watch Company, 1866-1875
- Non-Magnetic Watch Company of America, 1888-1889
- Peoria Watch Company, 1885-1889
- Seth Thomas Clock Company, 1883-1915
- South Bend Watch Company, 1903-1929
- Tremont/Melrose Watch Company, 1864-1868
- Trenton Watch Company, 1887-1908
- United States Watch Company, Marion, NJ, 1866-1872
- United States Watch Company, Waltham, MA, 1884-1896
- Rare American Watch Companies
- Luther Goddard, 1809-1825
- Pitkin, 1838-1841
- J. H. Mulford, production, 1842-n.d.
- J. D. Custer, 1843
- Joseph L. Jeunet, 1814-1888
- Nashua Watch Company, 1859-1862
- Charles Fasoldt, 1850-1878
- George P. Reed, 1868-n.d.
- J.G. Hall
- Jacob Karr, 1860-n.d.
- Don J. Mozart, 1866-1870
- S. D. French (& Co.), 1819-1872
- Lyman Thompson, 1825-1910
- E. H. Flint, c1875-1879
- D. D. Palmer, 1864-1875
- J. H. Allison
- Freeport Watch Company, 1874-1875
- Auburndale Watch Company, 1876-1883
- Western Watch Company, 1880
- Ezra F. Bowman, 1879-1882
- J. P. Stevens, 1882-1885
- Herman Von Der Heydt, 1883
- Otay Watch Company, 1889-1890
- San Jose Watch Company, 1891
- Kelly Watch Company, c1900
- McIntyre Watch Company, 1909-1911
- W. E. Potter
- Albert H. Potter
- Watches Made by Parent Company
- Questions about Child Companies not listed.
- Remington Watch Company
- Iowa Watch Company
- Chicago Watch Company
- Burlington Watch Company
- Home Watch Company
- Federal Watch Company (A)
- Federal Watch Company (B)
- Equity Watch Company
- Edgemere Watch Company
- Plymouth Watch Company
- Non Magnetic Watch Company
- Santa Fe Watch Company
- Sterling Watch Company
- Washington Watch Company
- Corona Watch Company
- Railroad Watch Company
- Peerless Watch Company
- Royal Gold American Watch Company
- Keyless Watch Company
- Union Watch Company
- Dollar Watch Companies History
- Dollar Watch Companies
- Ansonia Clock Company, 1850-1930
- Ingersoll Watch Company, 1892-1922
- Ingraham Watch Company, 1911-1968
- International Watch Company, 1902-1907
- Knickerbocker Watch Co., 1890-n.d.
- New Haven Watch Co., 1880-1887
- New York City Watch Company, 1890-1897
- Waterbury Watch Co., 1880-1898
- Dollar Watch Virtual Museum
- American Waltham Watch Company History
- American Waltham Watch Companies
- Howard, Davis and Dennison, 1850
- American Horologe Company, 1851, 6 months
- Warren Mfg. Company, 1851-1853
- Boston Watch Company, 1853-1857
- Tracy Baker & Company, 1857, 2 month
- Appleton Tracy & Company, 1857-1859
- American Watch Company, 1859-1885
- American Waltham Watch Company, 1885-1906
- Waltham Watch Company, 1906-1923
- Waltham Watch & Clock Company, 1923-1925
- Waltham Watch Company, 1925-1957
- Columbus Watch Company History
- Howard Watch Company History
- Lancaster Watch Company History