Colt Official Police & Marshal Ship Dates
(Excludes 22LR)
Year Approximate Serial Number
1927 513216
1928 540000
1929 543000
1930 559500
1931 569000
1932 573000
1933 580000
1934 586000
1935 592000
1936 596000
1937 602000
1938 622000
1939 629000
1940 641000
1941 652000
1942 679000
1943 685000
1944 710000
1945 722000
1946 725000
1947 731101-739499
1947 750001-751299
1948 739500-748000
1948 751300-753199
1948 760001
1949 748001-748207
1949 753200-753316
1949 755001-755883
1949 762201-763350
1949 770001
1950 776500
1951 830550
1952 818200
1953 825300
1954 830550
1955 836800
1956 843000
1957 851000
1958 861300
1959 863600
1960 870000
1961 877000
1962 881900
1963 888500
1964 893500
1965 898000
1966 905100
1967 914500
1968 921000
1969 926500-928163
1969 J1001
1970 J8601
Numbers continued from Army Special serials.
Marshal Model serial numbers are in the 833352 - 845317 range and have an "M" suffix, 2500 or less were manufactured from 1954-1956.

 

Colt Official Police 22LR Ship Dates

Year Approximate Serial Number
1930 1
1931 2200
1932 3000
1933 3500
1934 3600
1935 4000
1936 11000
1937 11150
1938 13000
1939 13600
1940 14000
1947 30001
1948 30600-33001
1949 33500-33930
1950 35004
1950 35500
1951 35700
1952 36800
1953 38400
1954 39500
1955 40400
1956 40600
1957 42300
1958 43450
1959 43800
1960 44050
1961 45000
1962 45850
1963 46100
1964 46200
1965 46300
1966 46700
1966 47016