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).

  • 3127241900 | +1 312-724-1900 Illinois U.S.A.
  • 3127241901 | +1 312-724-1901 Illinois U.S.A.
  • 3127241902 | +1 312-724-1902 Illinois U.S.A.
  • 3127241903 | +1 312-724-1903 Illinois U.S.A.
  • 3127241904 | +1 312-724-1904 Illinois U.S.A.
  • 3127241905 | +1 312-724-1905 Illinois U.S.A.
  • 3127241906 | +1 312-724-1906 Illinois U.S.A.
  • 3127241907 | +1 312-724-1907 Illinois U.S.A.
  • 3127241908 | +1 312-724-1908 Illinois U.S.A.
  • 3127241909 | +1 312-724-1909 Illinois U.S.A.
  • 3127241910 | +1 312-724-1910 Illinois U.S.A.
  • 3127241911 | +1 312-724-1911 Illinois U.S.A.
  • 3127241912 | +1 312-724-1912 Illinois U.S.A.
  • 3127241913 | +1 312-724-1913 Illinois U.S.A.
  • 3127241914 | +1 312-724-1914 Illinois U.S.A.
  • 3127241915 | +1 312-724-1915 Illinois U.S.A.
  • 3127241916 | +1 312-724-1916 Illinois U.S.A.
  • 3127241917 | +1 312-724-1917 Illinois U.S.A.
  • 3127241918 | +1 312-724-1918 Illinois U.S.A.
  • 3127241919 | +1 312-724-1919 Illinois U.S.A.
  • 3127241920 | +1 312-724-1920 Illinois U.S.A.
  • 3127241921 | +1 312-724-1921 Illinois U.S.A.
  • 3127241922 | +1 312-724-1922 Illinois U.S.A.
  • 3127241923 | +1 312-724-1923 Illinois U.S.A.
  • 3127241924 | +1 312-724-1924 Illinois U.S.A.
  • 3127241925 | +1 312-724-1925 Illinois U.S.A.
  • 3127241926 | +1 312-724-1926 Illinois U.S.A.
  • 3127241927 | +1 312-724-1927 Illinois U.S.A.
  • 3127241928 | +1 312-724-1928 Illinois U.S.A.
  • 3127241929 | +1 312-724-1929 Illinois U.S.A.
  • 3127241930 | +1 312-724-1930 Illinois U.S.A.
  • 3127241931 | +1 312-724-1931 Illinois U.S.A.
  • 3127241932 | +1 312-724-1932 Illinois U.S.A.
  • 3127241933 | +1 312-724-1933 Illinois U.S.A.
  • 3127241934 | +1 312-724-1934 Illinois U.S.A.
  • 3127241935 | +1 312-724-1935 Illinois U.S.A.
  • 3127241936 | +1 312-724-1936 Illinois U.S.A.
  • 3127241937 | +1 312-724-1937 Illinois U.S.A.
  • 3127241938 | +1 312-724-1938 Illinois U.S.A.
  • 3127241939 | +1 312-724-1939 Illinois U.S.A.
  • 3127241940 | +1 312-724-1940 Illinois U.S.A.
  • 3127241941 | +1 312-724-1941 Illinois U.S.A.
  • 3127241942 | +1 312-724-1942 Illinois U.S.A.
  • 3127241943 | +1 312-724-1943 Illinois U.S.A.
  • 3127241944 | +1 312-724-1944 Illinois U.S.A.
  • 3127241945 | +1 312-724-1945 Illinois U.S.A.
  • 3127241946 | +1 312-724-1946 Illinois U.S.A.
  • 3127241947 | +1 312-724-1947 Illinois U.S.A.
  • 3127241948 | +1 312-724-1948 Illinois U.S.A.
  • 3127241949 | +1 312-724-1949 Illinois U.S.A.
  • 3127241950 | +1 312-724-1950 Illinois U.S.A.
  • 3127241951 | +1 312-724-1951 Illinois U.S.A.
  • 3127241952 | +1 312-724-1952 Illinois U.S.A.
  • 3127241953 | +1 312-724-1953 Illinois U.S.A.
  • 3127241954 | +1 312-724-1954 Illinois U.S.A.
  • 3127241955 | +1 312-724-1955 Illinois U.S.A.
  • 3127241956 | +1 312-724-1956 Illinois U.S.A.
  • 3127241957 | +1 312-724-1957 Illinois U.S.A.
  • 3127241958 | +1 312-724-1958 Illinois U.S.A.
  • 3127241959 | +1 312-724-1959 Illinois U.S.A.
  • 3127241960 | +1 312-724-1960 Illinois U.S.A.
  • 3127241961 | +1 312-724-1961 Illinois U.S.A.
  • 3127241962 | +1 312-724-1962 Illinois U.S.A.
  • 3127241963 | +1 312-724-1963 Illinois U.S.A.
  • 3127241964 | +1 312-724-1964 Illinois U.S.A.
  • 3127241965 | +1 312-724-1965 Illinois U.S.A.
  • 3127241966 | +1 312-724-1966 Illinois U.S.A.
  • 3127241967 | +1 312-724-1967 Illinois U.S.A.
  • 3127241968 | +1 312-724-1968 Illinois U.S.A.
  • 3127241969 | +1 312-724-1969 Illinois U.S.A.
  • 3127241970 | +1 312-724-1970 Illinois U.S.A.
  • 3127241971 | +1 312-724-1971 Illinois U.S.A.
  • 3127241972 | +1 312-724-1972 Illinois U.S.A.
  • 3127241973 | +1 312-724-1973 Illinois U.S.A.
  • 3127241974 | +1 312-724-1974 Illinois U.S.A.
  • 3127241975 | +1 312-724-1975 Illinois U.S.A.
  • 3127241976 | +1 312-724-1976 Illinois U.S.A.
  • 3127241977 | +1 312-724-1977 Illinois U.S.A.
  • 3127241978 | +1 312-724-1978 Illinois U.S.A.
  • 3127241979 | +1 312-724-1979 Illinois U.S.A.
  • 3127241980 | +1 312-724-1980 Illinois U.S.A.
  • 3127241981 | +1 312-724-1981 Illinois U.S.A.
  • 3127241982 | +1 312-724-1982 Illinois U.S.A.
  • 3127241983 | +1 312-724-1983 Illinois U.S.A.
  • 3127241984 | +1 312-724-1984 Illinois U.S.A.
  • 3127241985 | +1 312-724-1985 Illinois U.S.A.
  • 3127241986 | +1 312-724-1986 Illinois U.S.A.
  • 3127241987 | +1 312-724-1987 Illinois U.S.A.
  • 3127241988 | +1 312-724-1988 Illinois U.S.A.
  • 3127241989 | +1 312-724-1989 Illinois U.S.A.
  • 3127241990 | +1 312-724-1990 Illinois U.S.A.
  • 3127241991 | +1 312-724-1991 Illinois U.S.A.
  • 3127241992 | +1 312-724-1992 Illinois U.S.A.
  • 3127241993 | +1 312-724-1993 Illinois U.S.A.
  • 3127241994 | +1 312-724-1994 Illinois U.S.A.
  • 3127241995 | +1 312-724-1995 Illinois U.S.A.
  • 3127241996 | +1 312-724-1996 Illinois U.S.A.
  • 3127241997 | +1 312-724-1997 Illinois U.S.A.
  • 3127241998 | +1 312-724-1998 Illinois U.S.A.
  • 3127241999 | +1 312-724-1999 Illinois U.S.A.