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).

  • 3129021900 | +1 312-902-1900 Illinois U.S.A.
  • 3129021901 | +1 312-902-1901 Illinois U.S.A.
  • 3129021902 | +1 312-902-1902 Illinois U.S.A.
  • 3129021903 | +1 312-902-1903 Illinois U.S.A.
  • 3129021904 | +1 312-902-1904 Illinois U.S.A.
  • 3129021905 | +1 312-902-1905 Illinois U.S.A.
  • 3129021906 | +1 312-902-1906 Illinois U.S.A.
  • 3129021907 | +1 312-902-1907 Illinois U.S.A.
  • 3129021908 | +1 312-902-1908 Illinois U.S.A.
  • 3129021909 | +1 312-902-1909 Illinois U.S.A.
  • 3129021910 | +1 312-902-1910 Illinois U.S.A.
  • 3129021911 | +1 312-902-1911 Illinois U.S.A.
  • 3129021912 | +1 312-902-1912 Illinois U.S.A.
  • 3129021913 | +1 312-902-1913 Illinois U.S.A.
  • 3129021914 | +1 312-902-1914 Illinois U.S.A.
  • 3129021915 | +1 312-902-1915 Illinois U.S.A.
  • 3129021916 | +1 312-902-1916 Illinois U.S.A.
  • 3129021917 | +1 312-902-1917 Illinois U.S.A.
  • 3129021918 | +1 312-902-1918 Illinois U.S.A.
  • 3129021919 | +1 312-902-1919 Illinois U.S.A.
  • 3129021920 | +1 312-902-1920 Illinois U.S.A.
  • 3129021921 | +1 312-902-1921 Illinois U.S.A.
  • 3129021922 | +1 312-902-1922 Illinois U.S.A.
  • 3129021923 | +1 312-902-1923 Illinois U.S.A.
  • 3129021924 | +1 312-902-1924 Illinois U.S.A.
  • 3129021925 | +1 312-902-1925 Illinois U.S.A.
  • 3129021926 | +1 312-902-1926 Illinois U.S.A.
  • 3129021927 | +1 312-902-1927 Illinois U.S.A.
  • 3129021928 | +1 312-902-1928 Illinois U.S.A.
  • 3129021929 | +1 312-902-1929 Illinois U.S.A.
  • 3129021930 | +1 312-902-1930 Illinois U.S.A.
  • 3129021931 | +1 312-902-1931 Illinois U.S.A.
  • 3129021932 | +1 312-902-1932 Illinois U.S.A.
  • 3129021933 | +1 312-902-1933 Illinois U.S.A.
  • 3129021934 | +1 312-902-1934 Illinois U.S.A.
  • 3129021935 | +1 312-902-1935 Illinois U.S.A.
  • 3129021936 | +1 312-902-1936 Illinois U.S.A.
  • 3129021937 | +1 312-902-1937 Illinois U.S.A.
  • 3129021938 | +1 312-902-1938 Illinois U.S.A.
  • 3129021939 | +1 312-902-1939 Illinois U.S.A.
  • 3129021940 | +1 312-902-1940 Illinois U.S.A.
  • 3129021941 | +1 312-902-1941 Illinois U.S.A.
  • 3129021942 | +1 312-902-1942 Illinois U.S.A.
  • 3129021943 | +1 312-902-1943 Illinois U.S.A.
  • 3129021944 | +1 312-902-1944 Illinois U.S.A.
  • 3129021945 | +1 312-902-1945 Illinois U.S.A.
  • 3129021946 | +1 312-902-1946 Illinois U.S.A.
  • 3129021947 | +1 312-902-1947 Illinois U.S.A.
  • 3129021948 | +1 312-902-1948 Illinois U.S.A.
  • 3129021949 | +1 312-902-1949 Illinois U.S.A.
  • 3129021950 | +1 312-902-1950 Illinois U.S.A.
  • 3129021951 | +1 312-902-1951 Illinois U.S.A.
  • 3129021952 | +1 312-902-1952 Illinois U.S.A.
  • 3129021953 | +1 312-902-1953 Illinois U.S.A.
  • 3129021954 | +1 312-902-1954 Illinois U.S.A.
  • 3129021955 | +1 312-902-1955 Illinois U.S.A.
  • 3129021956 | +1 312-902-1956 Illinois U.S.A.
  • 3129021957 | +1 312-902-1957 Illinois U.S.A.
  • 3129021958 | +1 312-902-1958 Illinois U.S.A.
  • 3129021959 | +1 312-902-1959 Illinois U.S.A.
  • 3129021960 | +1 312-902-1960 Illinois U.S.A.
  • 3129021961 | +1 312-902-1961 Illinois U.S.A.
  • 3129021962 | +1 312-902-1962 Illinois U.S.A.
  • 3129021963 | +1 312-902-1963 Illinois U.S.A.
  • 3129021964 | +1 312-902-1964 Illinois U.S.A.
  • 3129021965 | +1 312-902-1965 Illinois U.S.A.
  • 3129021966 | +1 312-902-1966 Illinois U.S.A.
  • 3129021967 | +1 312-902-1967 Illinois U.S.A.
  • 3129021968 | +1 312-902-1968 Illinois U.S.A.
  • 3129021969 | +1 312-902-1969 Illinois U.S.A.
  • 3129021970 | +1 312-902-1970 Illinois U.S.A.
  • 3129021971 | +1 312-902-1971 Illinois U.S.A.
  • 3129021972 | +1 312-902-1972 Illinois U.S.A.
  • 3129021973 | +1 312-902-1973 Illinois U.S.A.
  • 3129021974 | +1 312-902-1974 Illinois U.S.A.
  • 3129021975 | +1 312-902-1975 Illinois U.S.A.
  • 3129021976 | +1 312-902-1976 Illinois U.S.A.
  • 3129021977 | +1 312-902-1977 Illinois U.S.A.
  • 3129021978 | +1 312-902-1978 Illinois U.S.A.
  • 3129021979 | +1 312-902-1979 Illinois U.S.A.
  • 3129021980 | +1 312-902-1980 Illinois U.S.A.
  • 3129021981 | +1 312-902-1981 Illinois U.S.A.
  • 3129021982 | +1 312-902-1982 Illinois U.S.A.
  • 3129021983 | +1 312-902-1983 Illinois U.S.A.
  • 3129021984 | +1 312-902-1984 Illinois U.S.A.
  • 3129021985 | +1 312-902-1985 Illinois U.S.A.
  • 3129021986 | +1 312-902-1986 Illinois U.S.A.
  • 3129021987 | +1 312-902-1987 Illinois U.S.A.
  • 3129021988 | +1 312-902-1988 Illinois U.S.A.
  • 3129021989 | +1 312-902-1989 Illinois U.S.A.
  • 3129021990 | +1 312-902-1990 Illinois U.S.A.
  • 3129021991 | +1 312-902-1991 Illinois U.S.A.
  • 3129021992 | +1 312-902-1992 Illinois U.S.A.
  • 3129021993 | +1 312-902-1993 Illinois U.S.A.
  • 3129021994 | +1 312-902-1994 Illinois U.S.A.
  • 3129021995 | +1 312-902-1995 Illinois U.S.A.
  • 3129021996 | +1 312-902-1996 Illinois U.S.A.
  • 3129021997 | +1 312-902-1997 Illinois U.S.A.
  • 3129021998 | +1 312-902-1998 Illinois U.S.A.
  • 3129021999 | +1 312-902-1999 Illinois U.S.A.