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).

  • 3127911900 | +1 312-791-1900 Illinois U.S.A.
  • 3127911901 | +1 312-791-1901 Illinois U.S.A.
  • 3127911902 | +1 312-791-1902 Illinois U.S.A.
  • 3127911903 | +1 312-791-1903 Illinois U.S.A.
  • 3127911904 | +1 312-791-1904 Illinois U.S.A.
  • 3127911905 | +1 312-791-1905 Illinois U.S.A.
  • 3127911906 | +1 312-791-1906 Illinois U.S.A.
  • 3127911907 | +1 312-791-1907 Illinois U.S.A.
  • 3127911908 | +1 312-791-1908 Illinois U.S.A.
  • 3127911909 | +1 312-791-1909 Illinois U.S.A.
  • 3127911910 | +1 312-791-1910 Illinois U.S.A.
  • 3127911911 | +1 312-791-1911 Illinois U.S.A.
  • 3127911912 | +1 312-791-1912 Illinois U.S.A.
  • 3127911913 | +1 312-791-1913 Illinois U.S.A.
  • 3127911914 | +1 312-791-1914 Illinois U.S.A.
  • 3127911915 | +1 312-791-1915 Illinois U.S.A.
  • 3127911916 | +1 312-791-1916 Illinois U.S.A.
  • 3127911917 | +1 312-791-1917 Illinois U.S.A.
  • 3127911918 | +1 312-791-1918 Illinois U.S.A.
  • 3127911919 | +1 312-791-1919 Illinois U.S.A.
  • 3127911920 | +1 312-791-1920 Illinois U.S.A.
  • 3127911921 | +1 312-791-1921 Illinois U.S.A.
  • 3127911922 | +1 312-791-1922 Illinois U.S.A.
  • 3127911923 | +1 312-791-1923 Illinois U.S.A.
  • 3127911924 | +1 312-791-1924 Illinois U.S.A.
  • 3127911925 | +1 312-791-1925 Illinois U.S.A.
  • 3127911926 | +1 312-791-1926 Illinois U.S.A.
  • 3127911927 | +1 312-791-1927 Illinois U.S.A.
  • 3127911928 | +1 312-791-1928 Illinois U.S.A.
  • 3127911929 | +1 312-791-1929 Illinois U.S.A.
  • 3127911930 | +1 312-791-1930 Illinois U.S.A.
  • 3127911931 | +1 312-791-1931 Illinois U.S.A.
  • 3127911932 | +1 312-791-1932 Illinois U.S.A.
  • 3127911933 | +1 312-791-1933 Illinois U.S.A.
  • 3127911934 | +1 312-791-1934 Illinois U.S.A.
  • 3127911935 | +1 312-791-1935 Illinois U.S.A.
  • 3127911936 | +1 312-791-1936 Illinois U.S.A.
  • 3127911937 | +1 312-791-1937 Illinois U.S.A.
  • 3127911938 | +1 312-791-1938 Illinois U.S.A.
  • 3127911939 | +1 312-791-1939 Illinois U.S.A.
  • 3127911940 | +1 312-791-1940 Illinois U.S.A.
  • 3127911941 | +1 312-791-1941 Illinois U.S.A.
  • 3127911942 | +1 312-791-1942 Illinois U.S.A.
  • 3127911943 | +1 312-791-1943 Illinois U.S.A.
  • 3127911944 | +1 312-791-1944 Illinois U.S.A.
  • 3127911945 | +1 312-791-1945 Illinois U.S.A.
  • 3127911946 | +1 312-791-1946 Illinois U.S.A.
  • 3127911947 | +1 312-791-1947 Illinois U.S.A.
  • 3127911948 | +1 312-791-1948 Illinois U.S.A.
  • 3127911949 | +1 312-791-1949 Illinois U.S.A.
  • 3127911950 | +1 312-791-1950 Illinois U.S.A.
  • 3127911951 | +1 312-791-1951 Illinois U.S.A.
  • 3127911952 | +1 312-791-1952 Illinois U.S.A.
  • 3127911953 | +1 312-791-1953 Illinois U.S.A.
  • 3127911954 | +1 312-791-1954 Illinois U.S.A.
  • 3127911955 | +1 312-791-1955 Illinois U.S.A.
  • 3127911956 | +1 312-791-1956 Illinois U.S.A.
  • 3127911957 | +1 312-791-1957 Illinois U.S.A.
  • 3127911958 | +1 312-791-1958 Illinois U.S.A.
  • 3127911959 | +1 312-791-1959 Illinois U.S.A.
  • 3127911960 | +1 312-791-1960 Illinois U.S.A.
  • 3127911961 | +1 312-791-1961 Illinois U.S.A.
  • 3127911962 | +1 312-791-1962 Illinois U.S.A.
  • 3127911963 | +1 312-791-1963 Illinois U.S.A.
  • 3127911964 | +1 312-791-1964 Illinois U.S.A.
  • 3127911965 | +1 312-791-1965 Illinois U.S.A.
  • 3127911966 | +1 312-791-1966 Illinois U.S.A.
  • 3127911967 | +1 312-791-1967 Illinois U.S.A.
  • 3127911968 | +1 312-791-1968 Illinois U.S.A.
  • 3127911969 | +1 312-791-1969 Illinois U.S.A.
  • 3127911970 | +1 312-791-1970 Illinois U.S.A.
  • 3127911971 | +1 312-791-1971 Illinois U.S.A.
  • 3127911972 | +1 312-791-1972 Illinois U.S.A.
  • 3127911973 | +1 312-791-1973 Illinois U.S.A.
  • 3127911974 | +1 312-791-1974 Illinois U.S.A.
  • 3127911975 | +1 312-791-1975 Illinois U.S.A.
  • 3127911976 | +1 312-791-1976 Illinois U.S.A.
  • 3127911977 | +1 312-791-1977 Illinois U.S.A.
  • 3127911978 | +1 312-791-1978 Illinois U.S.A.
  • 3127911979 | +1 312-791-1979 Illinois U.S.A.
  • 3127911980 | +1 312-791-1980 Illinois U.S.A.
  • 3127911981 | +1 312-791-1981 Illinois U.S.A.
  • 3127911982 | +1 312-791-1982 Illinois U.S.A.
  • 3127911983 | +1 312-791-1983 Illinois U.S.A.
  • 3127911984 | +1 312-791-1984 Illinois U.S.A.
  • 3127911985 | +1 312-791-1985 Illinois U.S.A.
  • 3127911986 | +1 312-791-1986 Illinois U.S.A.
  • 3127911987 | +1 312-791-1987 Illinois U.S.A.
  • 3127911988 | +1 312-791-1988 Illinois U.S.A.
  • 3127911989 | +1 312-791-1989 Illinois U.S.A.
  • 3127911990 | +1 312-791-1990 Illinois U.S.A.
  • 3127911991 | +1 312-791-1991 Illinois U.S.A.
  • 3127911992 | +1 312-791-1992 Illinois U.S.A.
  • 3127911993 | +1 312-791-1993 Illinois U.S.A.
  • 3127911994 | +1 312-791-1994 Illinois U.S.A.
  • 3127911995 | +1 312-791-1995 Illinois U.S.A.
  • 3127911996 | +1 312-791-1996 Illinois U.S.A.
  • 3127911997 | +1 312-791-1997 Illinois U.S.A.
  • 3127911998 | +1 312-791-1998 Illinois U.S.A.
  • 3127911999 | +1 312-791-1999 Illinois U.S.A.