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).

  • 3123081900 | +1 312-308-1900 Illinois U.S.A.
  • 3123081901 | +1 312-308-1901 Illinois U.S.A.
  • 3123081902 | +1 312-308-1902 Illinois U.S.A.
  • 3123081903 | +1 312-308-1903 Illinois U.S.A.
  • 3123081904 | +1 312-308-1904 Illinois U.S.A.
  • 3123081905 | +1 312-308-1905 Illinois U.S.A.
  • 3123081906 | +1 312-308-1906 Illinois U.S.A.
  • 3123081907 | +1 312-308-1907 Illinois U.S.A.
  • 3123081908 | +1 312-308-1908 Illinois U.S.A.
  • 3123081909 | +1 312-308-1909 Illinois U.S.A.
  • 3123081910 | +1 312-308-1910 Illinois U.S.A.
  • 3123081911 | +1 312-308-1911 Illinois U.S.A.
  • 3123081912 | +1 312-308-1912 Illinois U.S.A.
  • 3123081913 | +1 312-308-1913 Illinois U.S.A.
  • 3123081914 | +1 312-308-1914 Illinois U.S.A.
  • 3123081915 | +1 312-308-1915 Illinois U.S.A.
  • 3123081916 | +1 312-308-1916 Illinois U.S.A.
  • 3123081917 | +1 312-308-1917 Illinois U.S.A.
  • 3123081918 | +1 312-308-1918 Illinois U.S.A.
  • 3123081919 | +1 312-308-1919 Illinois U.S.A.
  • 3123081920 | +1 312-308-1920 Illinois U.S.A.
  • 3123081921 | +1 312-308-1921 Illinois U.S.A.
  • 3123081922 | +1 312-308-1922 Illinois U.S.A.
  • 3123081923 | +1 312-308-1923 Illinois U.S.A.
  • 3123081924 | +1 312-308-1924 Illinois U.S.A.
  • 3123081925 | +1 312-308-1925 Illinois U.S.A.
  • 3123081926 | +1 312-308-1926 Illinois U.S.A.
  • 3123081927 | +1 312-308-1927 Illinois U.S.A.
  • 3123081928 | +1 312-308-1928 Illinois U.S.A.
  • 3123081929 | +1 312-308-1929 Illinois U.S.A.
  • 3123081930 | +1 312-308-1930 Illinois U.S.A.
  • 3123081931 | +1 312-308-1931 Illinois U.S.A.
  • 3123081932 | +1 312-308-1932 Illinois U.S.A.
  • 3123081933 | +1 312-308-1933 Illinois U.S.A.
  • 3123081934 | +1 312-308-1934 Illinois U.S.A.
  • 3123081935 | +1 312-308-1935 Illinois U.S.A.
  • 3123081936 | +1 312-308-1936 Illinois U.S.A.
  • 3123081937 | +1 312-308-1937 Illinois U.S.A.
  • 3123081938 | +1 312-308-1938 Illinois U.S.A.
  • 3123081939 | +1 312-308-1939 Illinois U.S.A.
  • 3123081940 | +1 312-308-1940 Illinois U.S.A.
  • 3123081941 | +1 312-308-1941 Illinois U.S.A.
  • 3123081942 | +1 312-308-1942 Illinois U.S.A.
  • 3123081943 | +1 312-308-1943 Illinois U.S.A.
  • 3123081944 | +1 312-308-1944 Illinois U.S.A.
  • 3123081945 | +1 312-308-1945 Illinois U.S.A.
  • 3123081946 | +1 312-308-1946 Illinois U.S.A.
  • 3123081947 | +1 312-308-1947 Illinois U.S.A.
  • 3123081948 | +1 312-308-1948 Illinois U.S.A.
  • 3123081949 | +1 312-308-1949 Illinois U.S.A.
  • 3123081950 | +1 312-308-1950 Illinois U.S.A.
  • 3123081951 | +1 312-308-1951 Illinois U.S.A.
  • 3123081952 | +1 312-308-1952 Illinois U.S.A.
  • 3123081953 | +1 312-308-1953 Illinois U.S.A.
  • 3123081954 | +1 312-308-1954 Illinois U.S.A.
  • 3123081955 | +1 312-308-1955 Illinois U.S.A.
  • 3123081956 | +1 312-308-1956 Illinois U.S.A.
  • 3123081957 | +1 312-308-1957 Illinois U.S.A.
  • 3123081958 | +1 312-308-1958 Illinois U.S.A.
  • 3123081959 | +1 312-308-1959 Illinois U.S.A.
  • 3123081960 | +1 312-308-1960 Illinois U.S.A.
  • 3123081961 | +1 312-308-1961 Illinois U.S.A.
  • 3123081962 | +1 312-308-1962 Illinois U.S.A.
  • 3123081963 | +1 312-308-1963 Illinois U.S.A.
  • 3123081964 | +1 312-308-1964 Illinois U.S.A.
  • 3123081965 | +1 312-308-1965 Illinois U.S.A.
  • 3123081966 | +1 312-308-1966 Illinois U.S.A.
  • 3123081967 | +1 312-308-1967 Illinois U.S.A.
  • 3123081968 | +1 312-308-1968 Illinois U.S.A.
  • 3123081969 | +1 312-308-1969 Illinois U.S.A.
  • 3123081970 | +1 312-308-1970 Illinois U.S.A.
  • 3123081971 | +1 312-308-1971 Illinois U.S.A.
  • 3123081972 | +1 312-308-1972 Illinois U.S.A.
  • 3123081973 | +1 312-308-1973 Illinois U.S.A.
  • 3123081974 | +1 312-308-1974 Illinois U.S.A.
  • 3123081975 | +1 312-308-1975 Illinois U.S.A.
  • 3123081976 | +1 312-308-1976 Illinois U.S.A.
  • 3123081977 | +1 312-308-1977 Illinois U.S.A.
  • 3123081978 | +1 312-308-1978 Illinois U.S.A.
  • 3123081979 | +1 312-308-1979 Illinois U.S.A.
  • 3123081980 | +1 312-308-1980 Illinois U.S.A.
  • 3123081981 | +1 312-308-1981 Illinois U.S.A.
  • 3123081982 | +1 312-308-1982 Illinois U.S.A.
  • 3123081983 | +1 312-308-1983 Illinois U.S.A.
  • 3123081984 | +1 312-308-1984 Illinois U.S.A.
  • 3123081985 | +1 312-308-1985 Illinois U.S.A.
  • 3123081986 | +1 312-308-1986 Illinois U.S.A.
  • 3123081987 | +1 312-308-1987 Illinois U.S.A.
  • 3123081988 | +1 312-308-1988 Illinois U.S.A.
  • 3123081989 | +1 312-308-1989 Illinois U.S.A.
  • 3123081990 | +1 312-308-1990 Illinois U.S.A.
  • 3123081991 | +1 312-308-1991 Illinois U.S.A.
  • 3123081992 | +1 312-308-1992 Illinois U.S.A.
  • 3123081993 | +1 312-308-1993 Illinois U.S.A.
  • 3123081994 | +1 312-308-1994 Illinois U.S.A.
  • 3123081995 | +1 312-308-1995 Illinois U.S.A.
  • 3123081996 | +1 312-308-1996 Illinois U.S.A.
  • 3123081997 | +1 312-308-1997 Illinois U.S.A.
  • 3123081998 | +1 312-308-1998 Illinois U.S.A.
  • 3123081999 | +1 312-308-1999 Illinois U.S.A.