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).

  • 3123270900 | +1 312-327-0900 Illinois U.S.A.
  • 3123270901 | +1 312-327-0901 Illinois U.S.A.
  • 3123270902 | +1 312-327-0902 Illinois U.S.A.
  • 3123270903 | +1 312-327-0903 Illinois U.S.A.
  • 3123270904 | +1 312-327-0904 Illinois U.S.A.
  • 3123270905 | +1 312-327-0905 Illinois U.S.A.
  • 3123270906 | +1 312-327-0906 Illinois U.S.A.
  • 3123270907 | +1 312-327-0907 Illinois U.S.A.
  • 3123270908 | +1 312-327-0908 Illinois U.S.A.
  • 3123270909 | +1 312-327-0909 Illinois U.S.A.
  • 3123270910 | +1 312-327-0910 Illinois U.S.A.
  • 3123270911 | +1 312-327-0911 Illinois U.S.A.
  • 3123270912 | +1 312-327-0912 Illinois U.S.A.
  • 3123270913 | +1 312-327-0913 Illinois U.S.A.
  • 3123270914 | +1 312-327-0914 Illinois U.S.A.
  • 3123270915 | +1 312-327-0915 Illinois U.S.A.
  • 3123270916 | +1 312-327-0916 Illinois U.S.A.
  • 3123270917 | +1 312-327-0917 Illinois U.S.A.
  • 3123270918 | +1 312-327-0918 Illinois U.S.A.
  • 3123270919 | +1 312-327-0919 Illinois U.S.A.
  • 3123270920 | +1 312-327-0920 Illinois U.S.A.
  • 3123270921 | +1 312-327-0921 Illinois U.S.A.
  • 3123270922 | +1 312-327-0922 Illinois U.S.A.
  • 3123270923 | +1 312-327-0923 Illinois U.S.A.
  • 3123270924 | +1 312-327-0924 Illinois U.S.A.
  • 3123270925 | +1 312-327-0925 Illinois U.S.A.
  • 3123270926 | +1 312-327-0926 Illinois U.S.A.
  • 3123270927 | +1 312-327-0927 Illinois U.S.A.
  • 3123270928 | +1 312-327-0928 Illinois U.S.A.
  • 3123270929 | +1 312-327-0929 Illinois U.S.A.
  • 3123270930 | +1 312-327-0930 Illinois U.S.A.
  • 3123270931 | +1 312-327-0931 Illinois U.S.A.
  • 3123270932 | +1 312-327-0932 Illinois U.S.A.
  • 3123270933 | +1 312-327-0933 Illinois U.S.A.
  • 3123270934 | +1 312-327-0934 Illinois U.S.A.
  • 3123270935 | +1 312-327-0935 Illinois U.S.A.
  • 3123270936 | +1 312-327-0936 Illinois U.S.A.
  • 3123270937 | +1 312-327-0937 Illinois U.S.A.
  • 3123270938 | +1 312-327-0938 Illinois U.S.A.
  • 3123270939 | +1 312-327-0939 Illinois U.S.A.
  • 3123270940 | +1 312-327-0940 Illinois U.S.A.
  • 3123270941 | +1 312-327-0941 Illinois U.S.A.
  • 3123270942 | +1 312-327-0942 Illinois U.S.A.
  • 3123270943 | +1 312-327-0943 Illinois U.S.A.
  • 3123270944 | +1 312-327-0944 Illinois U.S.A.
  • 3123270945 | +1 312-327-0945 Illinois U.S.A.
  • 3123270946 | +1 312-327-0946 Illinois U.S.A.
  • 3123270947 | +1 312-327-0947 Illinois U.S.A.
  • 3123270948 | +1 312-327-0948 Illinois U.S.A.
  • 3123270949 | +1 312-327-0949 Illinois U.S.A.
  • 3123270950 | +1 312-327-0950 Illinois U.S.A.
  • 3123270951 | +1 312-327-0951 Illinois U.S.A.
  • 3123270952 | +1 312-327-0952 Illinois U.S.A.
  • 3123270953 | +1 312-327-0953 Illinois U.S.A.
  • 3123270954 | +1 312-327-0954 Illinois U.S.A.
  • 3123270955 | +1 312-327-0955 Illinois U.S.A.
  • 3123270956 | +1 312-327-0956 Illinois U.S.A.
  • 3123270957 | +1 312-327-0957 Illinois U.S.A.
  • 3123270958 | +1 312-327-0958 Illinois U.S.A.
  • 3123270959 | +1 312-327-0959 Illinois U.S.A.
  • 3123270960 | +1 312-327-0960 Illinois U.S.A.
  • 3123270961 | +1 312-327-0961 Illinois U.S.A.
  • 3123270962 | +1 312-327-0962 Illinois U.S.A.
  • 3123270963 | +1 312-327-0963 Illinois U.S.A.
  • 3123270964 | +1 312-327-0964 Illinois U.S.A.
  • 3123270965 | +1 312-327-0965 Illinois U.S.A.
  • 3123270966 | +1 312-327-0966 Illinois U.S.A.
  • 3123270967 | +1 312-327-0967 Illinois U.S.A.
  • 3123270968 | +1 312-327-0968 Illinois U.S.A.
  • 3123270969 | +1 312-327-0969 Illinois U.S.A.
  • 3123270970 | +1 312-327-0970 Illinois U.S.A.
  • 3123270971 | +1 312-327-0971 Illinois U.S.A.
  • 3123270972 | +1 312-327-0972 Illinois U.S.A.
  • 3123270973 | +1 312-327-0973 Illinois U.S.A.
  • 3123270974 | +1 312-327-0974 Illinois U.S.A.
  • 3123270975 | +1 312-327-0975 Illinois U.S.A.
  • 3123270976 | +1 312-327-0976 Illinois U.S.A.
  • 3123270977 | +1 312-327-0977 Illinois U.S.A.
  • 3123270978 | +1 312-327-0978 Illinois U.S.A.
  • 3123270979 | +1 312-327-0979 Illinois U.S.A.
  • 3123270980 | +1 312-327-0980 Illinois U.S.A.
  • 3123270981 | +1 312-327-0981 Illinois U.S.A.
  • 3123270982 | +1 312-327-0982 Illinois U.S.A.
  • 3123270983 | +1 312-327-0983 Illinois U.S.A.
  • 3123270984 | +1 312-327-0984 Illinois U.S.A.
  • 3123270985 | +1 312-327-0985 Illinois U.S.A.
  • 3123270986 | +1 312-327-0986 Illinois U.S.A.
  • 3123270987 | +1 312-327-0987 Illinois U.S.A.
  • 3123270988 | +1 312-327-0988 Illinois U.S.A.
  • 3123270989 | +1 312-327-0989 Illinois U.S.A.
  • 3123270990 | +1 312-327-0990 Illinois U.S.A.
  • 3123270991 | +1 312-327-0991 Illinois U.S.A.
  • 3123270992 | +1 312-327-0992 Illinois U.S.A.
  • 3123270993 | +1 312-327-0993 Illinois U.S.A.
  • 3123270994 | +1 312-327-0994 Illinois U.S.A.
  • 3123270995 | +1 312-327-0995 Illinois U.S.A.
  • 3123270996 | +1 312-327-0996 Illinois U.S.A.
  • 3123270997 | +1 312-327-0997 Illinois U.S.A.
  • 3123270998 | +1 312-327-0998 Illinois U.S.A.
  • 3123270999 | +1 312-327-0999 Illinois U.S.A.