City of Chicago


312 Area code: Chicago, Cook - Landline

Directory Numbers

How to dial a U.S. number internationally:

  • Start with your country's exit code (e.g., 011 for the U.S. or Canada).
  • Dial the U.S. country code (+1).
  • Dial the 10-digit phone number (area code + local number).

  • 3127371900 | +1 312-737-1900 Illinois U.S.A.
  • 3127371901 | +1 312-737-1901 Illinois U.S.A.
  • 3127371902 | +1 312-737-1902 Illinois U.S.A.
  • 3127371903 | +1 312-737-1903 Illinois U.S.A.
  • 3127371904 | +1 312-737-1904 Illinois U.S.A.
  • 3127371905 | +1 312-737-1905 Illinois U.S.A.
  • 3127371906 | +1 312-737-1906 Illinois U.S.A.
  • 3127371907 | +1 312-737-1907 Illinois U.S.A.
  • 3127371908 | +1 312-737-1908 Illinois U.S.A.
  • 3127371909 | +1 312-737-1909 Illinois U.S.A.
  • 3127371910 | +1 312-737-1910 Illinois U.S.A.
  • 3127371911 | +1 312-737-1911 Illinois U.S.A.
  • 3127371912 | +1 312-737-1912 Illinois U.S.A.
  • 3127371913 | +1 312-737-1913 Illinois U.S.A.
  • 3127371914 | +1 312-737-1914 Illinois U.S.A.
  • 3127371915 | +1 312-737-1915 Illinois U.S.A.
  • 3127371916 | +1 312-737-1916 Illinois U.S.A.
  • 3127371917 | +1 312-737-1917 Illinois U.S.A.
  • 3127371918 | +1 312-737-1918 Illinois U.S.A.
  • 3127371919 | +1 312-737-1919 Illinois U.S.A.
  • 3127371920 | +1 312-737-1920 Illinois U.S.A.
  • 3127371921 | +1 312-737-1921 Illinois U.S.A.
  • 3127371922 | +1 312-737-1922 Illinois U.S.A.
  • 3127371923 | +1 312-737-1923 Illinois U.S.A.
  • 3127371924 | +1 312-737-1924 Illinois U.S.A.
  • 3127371925 | +1 312-737-1925 Illinois U.S.A.
  • 3127371926 | +1 312-737-1926 Illinois U.S.A.
  • 3127371927 | +1 312-737-1927 Illinois U.S.A.
  • 3127371928 | +1 312-737-1928 Illinois U.S.A.
  • 3127371929 | +1 312-737-1929 Illinois U.S.A.
  • 3127371930 | +1 312-737-1930 Illinois U.S.A.
  • 3127371931 | +1 312-737-1931 Illinois U.S.A.
  • 3127371932 | +1 312-737-1932 Illinois U.S.A.
  • 3127371933 | +1 312-737-1933 Illinois U.S.A.
  • 3127371934 | +1 312-737-1934 Illinois U.S.A.
  • 3127371935 | +1 312-737-1935 Illinois U.S.A.
  • 3127371936 | +1 312-737-1936 Illinois U.S.A.
  • 3127371937 | +1 312-737-1937 Illinois U.S.A.
  • 3127371938 | +1 312-737-1938 Illinois U.S.A.
  • 3127371939 | +1 312-737-1939 Illinois U.S.A.
  • 3127371940 | +1 312-737-1940 Illinois U.S.A.
  • 3127371941 | +1 312-737-1941 Illinois U.S.A.
  • 3127371942 | +1 312-737-1942 Illinois U.S.A.
  • 3127371943 | +1 312-737-1943 Illinois U.S.A.
  • 3127371944 | +1 312-737-1944 Illinois U.S.A.
  • 3127371945 | +1 312-737-1945 Illinois U.S.A.
  • 3127371946 | +1 312-737-1946 Illinois U.S.A.
  • 3127371947 | +1 312-737-1947 Illinois U.S.A.
  • 3127371948 | +1 312-737-1948 Illinois U.S.A.
  • 3127371949 | +1 312-737-1949 Illinois U.S.A.
  • 3127371950 | +1 312-737-1950 Illinois U.S.A.
  • 3127371951 | +1 312-737-1951 Illinois U.S.A.
  • 3127371952 | +1 312-737-1952 Illinois U.S.A.
  • 3127371953 | +1 312-737-1953 Illinois U.S.A.
  • 3127371954 | +1 312-737-1954 Illinois U.S.A.
  • 3127371955 | +1 312-737-1955 Illinois U.S.A.
  • 3127371956 | +1 312-737-1956 Illinois U.S.A.
  • 3127371957 | +1 312-737-1957 Illinois U.S.A.
  • 3127371958 | +1 312-737-1958 Illinois U.S.A.
  • 3127371959 | +1 312-737-1959 Illinois U.S.A.
  • 3127371960 | +1 312-737-1960 Illinois U.S.A.
  • 3127371961 | +1 312-737-1961 Illinois U.S.A.
  • 3127371962 | +1 312-737-1962 Illinois U.S.A.
  • 3127371963 | +1 312-737-1963 Illinois U.S.A.
  • 3127371964 | +1 312-737-1964 Illinois U.S.A.
  • 3127371965 | +1 312-737-1965 Illinois U.S.A.
  • 3127371966 | +1 312-737-1966 Illinois U.S.A.
  • 3127371967 | +1 312-737-1967 Illinois U.S.A.
  • 3127371968 | +1 312-737-1968 Illinois U.S.A.
  • 3127371969 | +1 312-737-1969 Illinois U.S.A.
  • 3127371970 | +1 312-737-1970 Illinois U.S.A.
  • 3127371971 | +1 312-737-1971 Illinois U.S.A.
  • 3127371972 | +1 312-737-1972 Illinois U.S.A.
  • 3127371973 | +1 312-737-1973 Illinois U.S.A.
  • 3127371974 | +1 312-737-1974 Illinois U.S.A.
  • 3127371975 | +1 312-737-1975 Illinois U.S.A.
  • 3127371976 | +1 312-737-1976 Illinois U.S.A.
  • 3127371977 | +1 312-737-1977 Illinois U.S.A.
  • 3127371978 | +1 312-737-1978 Illinois U.S.A.
  • 3127371979 | +1 312-737-1979 Illinois U.S.A.
  • 3127371980 | +1 312-737-1980 Illinois U.S.A.
  • 3127371981 | +1 312-737-1981 Illinois U.S.A.
  • 3127371982 | +1 312-737-1982 Illinois U.S.A.
  • 3127371983 | +1 312-737-1983 Illinois U.S.A.
  • 3127371984 | +1 312-737-1984 Illinois U.S.A.
  • 3127371985 | +1 312-737-1985 Illinois U.S.A.
  • 3127371986 | +1 312-737-1986 Illinois U.S.A.
  • 3127371987 | +1 312-737-1987 Illinois U.S.A.
  • 3127371988 | +1 312-737-1988 Illinois U.S.A.
  • 3127371989 | +1 312-737-1989 Illinois U.S.A.
  • 3127371990 | +1 312-737-1990 Illinois U.S.A.
  • 3127371991 | +1 312-737-1991 Illinois U.S.A.
  • 3127371992 | +1 312-737-1992 Illinois U.S.A.
  • 3127371993 | +1 312-737-1993 Illinois U.S.A.
  • 3127371994 | +1 312-737-1994 Illinois U.S.A.
  • 3127371995 | +1 312-737-1995 Illinois U.S.A.
  • 3127371996 | +1 312-737-1996 Illinois U.S.A.
  • 3127371997 | +1 312-737-1997 Illinois U.S.A.
  • 3127371998 | +1 312-737-1998 Illinois U.S.A.
  • 3127371999 | +1 312-737-1999 Illinois U.S.A.