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).

  • 3125561900 | +1 312-556-1900 Illinois U.S.A.
  • 3125561901 | +1 312-556-1901 Illinois U.S.A.
  • 3125561902 | +1 312-556-1902 Illinois U.S.A.
  • 3125561903 | +1 312-556-1903 Illinois U.S.A.
  • 3125561904 | +1 312-556-1904 Illinois U.S.A.
  • 3125561905 | +1 312-556-1905 Illinois U.S.A.
  • 3125561906 | +1 312-556-1906 Illinois U.S.A.
  • 3125561907 | +1 312-556-1907 Illinois U.S.A.
  • 3125561908 | +1 312-556-1908 Illinois U.S.A.
  • 3125561909 | +1 312-556-1909 Illinois U.S.A.
  • 3125561910 | +1 312-556-1910 Illinois U.S.A.
  • 3125561911 | +1 312-556-1911 Illinois U.S.A.
  • 3125561912 | +1 312-556-1912 Illinois U.S.A.
  • 3125561913 | +1 312-556-1913 Illinois U.S.A.
  • 3125561914 | +1 312-556-1914 Illinois U.S.A.
  • 3125561915 | +1 312-556-1915 Illinois U.S.A.
  • 3125561916 | +1 312-556-1916 Illinois U.S.A.
  • 3125561917 | +1 312-556-1917 Illinois U.S.A.
  • 3125561918 | +1 312-556-1918 Illinois U.S.A.
  • 3125561919 | +1 312-556-1919 Illinois U.S.A.
  • 3125561920 | +1 312-556-1920 Illinois U.S.A.
  • 3125561921 | +1 312-556-1921 Illinois U.S.A.
  • 3125561922 | +1 312-556-1922 Illinois U.S.A.
  • 3125561923 | +1 312-556-1923 Illinois U.S.A.
  • 3125561924 | +1 312-556-1924 Illinois U.S.A.
  • 3125561925 | +1 312-556-1925 Illinois U.S.A.
  • 3125561926 | +1 312-556-1926 Illinois U.S.A.
  • 3125561927 | +1 312-556-1927 Illinois U.S.A.
  • 3125561928 | +1 312-556-1928 Illinois U.S.A.
  • 3125561929 | +1 312-556-1929 Illinois U.S.A.
  • 3125561930 | +1 312-556-1930 Illinois U.S.A.
  • 3125561931 | +1 312-556-1931 Illinois U.S.A.
  • 3125561932 | +1 312-556-1932 Illinois U.S.A.
  • 3125561933 | +1 312-556-1933 Illinois U.S.A.
  • 3125561934 | +1 312-556-1934 Illinois U.S.A.
  • 3125561935 | +1 312-556-1935 Illinois U.S.A.
  • 3125561936 | +1 312-556-1936 Illinois U.S.A.
  • 3125561937 | +1 312-556-1937 Illinois U.S.A.
  • 3125561938 | +1 312-556-1938 Illinois U.S.A.
  • 3125561939 | +1 312-556-1939 Illinois U.S.A.
  • 3125561940 | +1 312-556-1940 Illinois U.S.A.
  • 3125561941 | +1 312-556-1941 Illinois U.S.A.
  • 3125561942 | +1 312-556-1942 Illinois U.S.A.
  • 3125561943 | +1 312-556-1943 Illinois U.S.A.
  • 3125561944 | +1 312-556-1944 Illinois U.S.A.
  • 3125561945 | +1 312-556-1945 Illinois U.S.A.
  • 3125561946 | +1 312-556-1946 Illinois U.S.A.
  • 3125561947 | +1 312-556-1947 Illinois U.S.A.
  • 3125561948 | +1 312-556-1948 Illinois U.S.A.
  • 3125561949 | +1 312-556-1949 Illinois U.S.A.
  • 3125561950 | +1 312-556-1950 Illinois U.S.A.
  • 3125561951 | +1 312-556-1951 Illinois U.S.A.
  • 3125561952 | +1 312-556-1952 Illinois U.S.A.
  • 3125561953 | +1 312-556-1953 Illinois U.S.A.
  • 3125561954 | +1 312-556-1954 Illinois U.S.A.
  • 3125561955 | +1 312-556-1955 Illinois U.S.A.
  • 3125561956 | +1 312-556-1956 Illinois U.S.A.
  • 3125561957 | +1 312-556-1957 Illinois U.S.A.
  • 3125561958 | +1 312-556-1958 Illinois U.S.A.
  • 3125561959 | +1 312-556-1959 Illinois U.S.A.
  • 3125561960 | +1 312-556-1960 Illinois U.S.A.
  • 3125561961 | +1 312-556-1961 Illinois U.S.A.
  • 3125561962 | +1 312-556-1962 Illinois U.S.A.
  • 3125561963 | +1 312-556-1963 Illinois U.S.A.
  • 3125561964 | +1 312-556-1964 Illinois U.S.A.
  • 3125561965 | +1 312-556-1965 Illinois U.S.A.
  • 3125561966 | +1 312-556-1966 Illinois U.S.A.
  • 3125561967 | +1 312-556-1967 Illinois U.S.A.
  • 3125561968 | +1 312-556-1968 Illinois U.S.A.
  • 3125561969 | +1 312-556-1969 Illinois U.S.A.
  • 3125561970 | +1 312-556-1970 Illinois U.S.A.
  • 3125561971 | +1 312-556-1971 Illinois U.S.A.
  • 3125561972 | +1 312-556-1972 Illinois U.S.A.
  • 3125561973 | +1 312-556-1973 Illinois U.S.A.
  • 3125561974 | +1 312-556-1974 Illinois U.S.A.
  • 3125561975 | +1 312-556-1975 Illinois U.S.A.
  • 3125561976 | +1 312-556-1976 Illinois U.S.A.
  • 3125561977 | +1 312-556-1977 Illinois U.S.A.
  • 3125561978 | +1 312-556-1978 Illinois U.S.A.
  • 3125561979 | +1 312-556-1979 Illinois U.S.A.
  • 3125561980 | +1 312-556-1980 Illinois U.S.A.
  • 3125561981 | +1 312-556-1981 Illinois U.S.A.
  • 3125561982 | +1 312-556-1982 Illinois U.S.A.
  • 3125561983 | +1 312-556-1983 Illinois U.S.A.
  • 3125561984 | +1 312-556-1984 Illinois U.S.A.
  • 3125561985 | +1 312-556-1985 Illinois U.S.A.
  • 3125561986 | +1 312-556-1986 Illinois U.S.A.
  • 3125561987 | +1 312-556-1987 Illinois U.S.A.
  • 3125561988 | +1 312-556-1988 Illinois U.S.A.
  • 3125561989 | +1 312-556-1989 Illinois U.S.A.
  • 3125561990 | +1 312-556-1990 Illinois U.S.A.
  • 3125561991 | +1 312-556-1991 Illinois U.S.A.
  • 3125561992 | +1 312-556-1992 Illinois U.S.A.
  • 3125561993 | +1 312-556-1993 Illinois U.S.A.
  • 3125561994 | +1 312-556-1994 Illinois U.S.A.
  • 3125561995 | +1 312-556-1995 Illinois U.S.A.
  • 3125561996 | +1 312-556-1996 Illinois U.S.A.
  • 3125561997 | +1 312-556-1997 Illinois U.S.A.
  • 3125561998 | +1 312-556-1998 Illinois U.S.A.
  • 3125561999 | +1 312-556-1999 Illinois U.S.A.