* Norwegian State Railways, NSB
This page shows decentralized state units and decentralized subordinate units.
Decentralized units
| Year | Count | Name | Decentralized |
|---|---|---|---|
| 1947 | 1 | workshop | subordinate units |
| 1948 | 1 | workshop | subordinate units |
| 1949 | 1 | workshop | subordinate units |
| 1950 | 1 | workshop | subordinate units |
| 1951 | 1 | workshop | subordinate units |
| 1952 | 1 | workshop | subordinate units |
| 1953 | 3 (est.) | workshops | subordinate units |
| 1954 | 3 (est.) | workshops | subordinate units |
| 1955 | 3 (est.) | workshops | subordinate units |
| 1956 | 3 (est.) | workshops | subordinate units |
| 1957 | 3 (est.) | workshops | subordinate units |
| 1958 | 4 | workshops | subordinate units |
| 1959 | 5 (est.) | workshops | subordinate units |
| 1960 | 5 (est.) | workshops | subordinate units |
| 1961 | 5 (est.) | workshops | subordinate units |
| 1962 | 5 (est.) | workshops | subordinate units |
| 1963 | 6 | workshops | subordinate units |
| 1964 | 6 | workshops | subordinate units |
| 1965 | 6 | workshops | subordinate units |
| 1966 | 6 | workshops | subordinate units |
| 1967 | 6 | workshops | subordinate units |
| 1968 | 6 | workshops | subordinate units |
| 1969 | 6 | workshops | subordinate units |
| 1970 | 6 | workshops | subordinate units |
| 1971 | 6 | workshops | subordinate units |
| 1972 | 6 | workshops | subordinate units |
| 1973 | 6 | workshops | subordinate units |
| 1974 | 6 | workshops | subordinate units |
| 1975 | 6 | workshops | subordinate units |
| 1976 | 6 | workshops | subordinate units |
| 1977 | 6 | workshops | subordinate units |
| 1978 | 6 | workshops | subordinate units |
| 1979 | 6 | workshops | subordinate units |
| 1980 | 6 | workshops | subordinate units |
| 1981 | 6 | workshops | subordinate units |
| 1982 | 6 | workshops | subordinate units |
| 1983 | 6 | workshops | subordinate units |
| 1984 | 6 (est.) | workshops | subordinate units |
| 1985 | 6 (est.) | workshops | subordinate units |
| 1986 | 6 (est.) | workshops | subordinate units |
| 1987 | 5 | workshops | subordinate units |
| 1988 | 5 | workshops | subordinate units |
| 1989 | 5 | workshops | subordinate units |
| 1990 | 5 | workshops | subordinate units |
| 1991 | 5 | workshops | subordinate units |
| 1992 | 5 | workshops | subordinate units |
| 1993 | 5 | workshops | subordinate units |
| 1994 | 5 | workshops | subordinate units |
| 1995 | 4 | workshops | subordinate units |
| 1996 | 4 | workshops | subordinate units |
| 1947 | 8 | district offices | subordinate units |
| 1948 | 8 | district offices | subordinate units |
| 1949 | 8 | district offices | subordinate units |
| 1950 | 8 | district offices | subordinate units |
| 1951 | 8 | district offices | subordinate units |
| 1952 | 8 | district offices | subordinate units |
| 1953 | 8 | district offices | subordinate units |
| 1954 | 8 | district offices | subordinate units |
| 1955 | 8 | district offices | subordinate units |
| 1956 | 8 | district offices | subordinate units |
| 1957 | 8 | district offices | subordinate units |
| 1958 | 8 | district offices | subordinate units |
| 1959 | 8 | district offices | subordinate units |
| 1960 | 8 | district offices | subordinate units |
| 1961 | 8 | district offices | subordinate units |
| 1962 | 8 | district offices | subordinate units |
| 1963 | 8 | district offices | subordinate units |
| 1964 | 8 | district offices | subordinate units |
| 1965 | 8 | district offices | subordinate units |
| 1966 | 8 | district offices | subordinate units |
| 1967 | 8 | district offices | subordinate units |
| 1968 | 8 | district offices | subordinate units |
| 1969 | 8 | district offices | subordinate units |
| 1970 | 8 | district offices | subordinate units |
| 1971 | 8 | district offices | subordinate units |
| 1972 | 8 | district offices | subordinate units |
| 1973 | 8 | district offices | subordinate units |
| 1974 | 8 | district offices | subordinate units |
| 1975 | 8 | district offices | subordinate units |
| 1976 | 8 | district offices | subordinate units |
| 1977 | 8 | district offices | subordinate units |
| 1978 | 8 | district offices | subordinate units |
| 1979 | 8 | district offices | subordinate units |
| 1980 | 8 | district offices | subordinate units |
| 1981 | 8 | district offices | subordinate units |
| 1982 | 8 | district offices | subordinate units |
| 1983 | 8 | district offices | subordinate units |
| 1984 | 8 | district offices | subordinate units |
| 1985 | 8 | district offices | subordinate units |
| 1986 | 8 | district offices | subordinate units |
| 1987 | 8 | district offices | subordinate units |
| 1988 | 8 | district offices | subordinate units |
| 1989 | 8 (est.) | region offices | subordinate units |
| 1990 | 8 (est.) | region offices | subordinate units |
| 1991 | 7 | region offices | subordinate units |
| 1992 | 7 | region offices | subordinate units |
| 1993 | 7 | region offices | subordinate units |
| 1994 | 7 | region offices | subordinate units |
| 1995 | 7 | region offices | subordinate units |
| 1996 | 7 | region offices | subordinate units |
| 1947 | 3 | bus route offices | subordinate units |
| 1948 | 3 | bus route offices | subordinate units |
| 1949 | 7 (est.) | bus route offices | subordinate units |
| 1950 | 7 (est.) | bus route offices | subordinate units |
| 1951 | 7 (est.) | bus route offices | subordinate units |
| 1952 | 10 | bus route offices | subordinate units |
| 1953 | 11 (est.) | bus route offices | subordinate units |
| 1954 | 11 (est.) | bus route offices | subordinate units |
| 1955 | 11 (est.) | bus route offices | subordinate units |
| 1956 | 11 (est.) | bus route offices | subordinate units |
| 1957 | 11 (est.) | bus route offices | subordinate units |
| 1958 | 11 | bus route offices | subordinate units |
| 1959 | 10 (est.) | bus route offices | subordinate units |
| 1960 | 10 (est.) | bus route offices | subordinate units |
| 1961 | 10 (est.) | bus route offices | subordinate units |
| 1962 | 10 (est.) | bus route offices | subordinate units |
| 1963 | 9 | bus route offices | subordinate units |
| 1964 | 9 | bus route offices | subordinate units |
| 1965 | 9 | bus route offices | subordinate units |
| 1966 | 9 | bus route offices | subordinate units |
| 1967 | 9 | bus route offices | subordinate units |
| 1968 | 9 | bus route offices | subordinate units |
| 1969 | 9 | bus route offices | subordinate units |
| 1970 | 9 | bus route offices | subordinate units |
| 1971 | 10 (est.) | bus route offices | subordinate units |
| 1972 | 10 (est.) | bus route offices | subordinate units |
| 1973 | 10 | bus route offices | subordinate units |
| 1974 | 10 | bus route offices | subordinate units |
| 1975 | 10 | bus route offices | subordinate units |
| 1976 | 10 | bus route offices | subordinate units |
| 1977 | 11 (est.) | bus route offices | subordinate units |
| 1978 | 11 (est.) | bus route offices | subordinate units |
| 1979 | 11 (est.) | bus route offices | subordinate units |
| 1980 | 11 | bus route offices | subordinate units |
| 1981 | 11 | bus route offices | subordinate units |
| 1982 | 11 | bus route offices | subordinate units |
| 1983 | 11 | bus route offices | subordinate units |
| 1984 | 11 (est.) | bus route offices | subordinate units |
| 1985 | 11 (est.) | bus route offices | subordinate units |
| 1986 | 11 (est.) | bus route offices | subordinate units |
| 1987 | 10 | bus route offices | subordinate units |
| 1988 | 10 | bus route offices | subordinate units |
| 1989 | 10 (est.) | bus route offices | subordinate units |
| 1990 | 10 (est.) | bus route offices | subordinate units |
| 1991 | 9 | bus route offices | subordinate units |
| 1992 | 9 | bus route offices | subordinate units |
| 1993 | 8 | bus route offices | subordinate units |
| 1994 | 5 | bus route offices | subordinate units |
| 1995 | 4 | bus route offices | subordinate units |
| 1996 | 4 | bus route offices | subordinate units |
| 1947 | 5 | railway construction offices | subordinate units |
| 1948 | 5 | railway construction offices | subordinate units |
| 1949 | 5 (est.) | railway construction offices | subordinate units |
| 1950 | 5 (est.) | railway construction offices | subordinate units |
| 1951 | 5 (est.) | railway construction offices | subordinate units |
| 1952 | 4 | railway construction offices | subordinate units |
| 1953 | 4 | railway construction offices | subordinate units |
| 1954 | 4 | railway construction offices | subordinate units |
| 1955 | 4 | railway construction offices | subordinate units |
| 1956 | 4 | railway construction offices | subordinate units |
| 1957 | 4 | railway construction offices | subordinate units |
| 1958 | 4 | railway construction offices | subordinate units |
| 1959 | 4 | railway construction offices | subordinate units |
| 1960 | 4 | railway construction offices | subordinate units |
| 1961 | 4 | railway construction offices | subordinate units |
| 1962 | 4 | railway construction offices | subordinate units |
| 1963 | 4 | railway construction offices | subordinate units |
| 1964 | 3 (est.) | railway construction offices | subordinate units |
| 1965 | 3 (est.) | railway construction offices | subordinate units |
| 1966 | 3 (est.) | railway construction offices | subordinate units |
| 1967 | 2 | railway construction offices | subordinate units |
| 1968 | 2 | railway construction offices | subordinate units |
| 1969 | 2 | railway construction offices | subordinate units |
| 1970 | 2 | railway construction offices | subordinate units |
| 1971 | 2 | railway construction offices | subordinate units |
| 1972 | 2 | railway construction offices | subordinate units |
| 1973 | 2 | railway construction offices | subordinate units |
| 1974 | 1 | railway construction office | subordinate units |
| 1975 | 1 | railway construction office | subordinate units |
| 1976 | 1 | railway construction office | subordinate units |
| 1977 | 1 | railway construction office | subordinate units |
| 1978 | 1 | railway construction office | subordinate units |
| 1979 | 1 | railway construction office | subordinate units |
| 1980 | 1 | railway construction office | subordinate units |
| 1981 | 1 | railway construction office | subordinate units |
| 1982 | 1 | railway construction office | subordinate units |
| 1983 | 1 | railway construction office | subordinate units |
| 1984 | 1 | railway construction office | subordinate units |
| 1985 | 1 | railway construction office | subordinate units |
| 1986 | 1 | railway construction office | subordinate units |
| 1987 | 1 | railway construction office | subordinate units |
| 1988 | 1 | railway construction office | subordinate units |
| 1989 | 1 | railway construction offices | subordinate units |
| 1990 | 1 | railway construction offices | subordinate units |
| 1991 | 1 | railway construction offices | subordinate units |