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).

  • 3123470900 | +1 312-347-0900 Illinois U.S.A.
  • 3123470901 | +1 312-347-0901 Illinois U.S.A.
  • 3123470902 | +1 312-347-0902 Illinois U.S.A.
  • 3123470903 | +1 312-347-0903 Illinois U.S.A.
  • 3123470904 | +1 312-347-0904 Illinois U.S.A.
  • 3123470905 | +1 312-347-0905 Illinois U.S.A.
  • 3123470906 | +1 312-347-0906 Illinois U.S.A.
  • 3123470907 | +1 312-347-0907 Illinois U.S.A.
  • 3123470908 | +1 312-347-0908 Illinois U.S.A.
  • 3123470909 | +1 312-347-0909 Illinois U.S.A.
  • 3123470910 | +1 312-347-0910 Illinois U.S.A.
  • 3123470911 | +1 312-347-0911 Illinois U.S.A.
  • 3123470912 | +1 312-347-0912 Illinois U.S.A.
  • 3123470913 | +1 312-347-0913 Illinois U.S.A.
  • 3123470914 | +1 312-347-0914 Illinois U.S.A.
  • 3123470915 | +1 312-347-0915 Illinois U.S.A.
  • 3123470916 | +1 312-347-0916 Illinois U.S.A.
  • 3123470917 | +1 312-347-0917 Illinois U.S.A.
  • 3123470918 | +1 312-347-0918 Illinois U.S.A.
  • 3123470919 | +1 312-347-0919 Illinois U.S.A.
  • 3123470920 | +1 312-347-0920 Illinois U.S.A.
  • 3123470921 | +1 312-347-0921 Illinois U.S.A.
  • 3123470922 | +1 312-347-0922 Illinois U.S.A.
  • 3123470923 | +1 312-347-0923 Illinois U.S.A.
  • 3123470924 | +1 312-347-0924 Illinois U.S.A.
  • 3123470925 | +1 312-347-0925 Illinois U.S.A.
  • 3123470926 | +1 312-347-0926 Illinois U.S.A.
  • 3123470927 | +1 312-347-0927 Illinois U.S.A.
  • 3123470928 | +1 312-347-0928 Illinois U.S.A.
  • 3123470929 | +1 312-347-0929 Illinois U.S.A.
  • 3123470930 | +1 312-347-0930 Illinois U.S.A.
  • 3123470931 | +1 312-347-0931 Illinois U.S.A.
  • 3123470932 | +1 312-347-0932 Illinois U.S.A.
  • 3123470933 | +1 312-347-0933 Illinois U.S.A.
  • 3123470934 | +1 312-347-0934 Illinois U.S.A.
  • 3123470935 | +1 312-347-0935 Illinois U.S.A.
  • 3123470936 | +1 312-347-0936 Illinois U.S.A.
  • 3123470937 | +1 312-347-0937 Illinois U.S.A.
  • 3123470938 | +1 312-347-0938 Illinois U.S.A.
  • 3123470939 | +1 312-347-0939 Illinois U.S.A.
  • 3123470940 | +1 312-347-0940 Illinois U.S.A.
  • 3123470941 | +1 312-347-0941 Illinois U.S.A.
  • 3123470942 | +1 312-347-0942 Illinois U.S.A.
  • 3123470943 | +1 312-347-0943 Illinois U.S.A.
  • 3123470944 | +1 312-347-0944 Illinois U.S.A.
  • 3123470945 | +1 312-347-0945 Illinois U.S.A.
  • 3123470946 | +1 312-347-0946 Illinois U.S.A.
  • 3123470947 | +1 312-347-0947 Illinois U.S.A.
  • 3123470948 | +1 312-347-0948 Illinois U.S.A.
  • 3123470949 | +1 312-347-0949 Illinois U.S.A.
  • 3123470950 | +1 312-347-0950 Illinois U.S.A.
  • 3123470951 | +1 312-347-0951 Illinois U.S.A.
  • 3123470952 | +1 312-347-0952 Illinois U.S.A.
  • 3123470953 | +1 312-347-0953 Illinois U.S.A.
  • 3123470954 | +1 312-347-0954 Illinois U.S.A.
  • 3123470955 | +1 312-347-0955 Illinois U.S.A.
  • 3123470956 | +1 312-347-0956 Illinois U.S.A.
  • 3123470957 | +1 312-347-0957 Illinois U.S.A.
  • 3123470958 | +1 312-347-0958 Illinois U.S.A.
  • 3123470959 | +1 312-347-0959 Illinois U.S.A.
  • 3123470960 | +1 312-347-0960 Illinois U.S.A.
  • 3123470961 | +1 312-347-0961 Illinois U.S.A.
  • 3123470962 | +1 312-347-0962 Illinois U.S.A.
  • 3123470963 | +1 312-347-0963 Illinois U.S.A.
  • 3123470964 | +1 312-347-0964 Illinois U.S.A.
  • 3123470965 | +1 312-347-0965 Illinois U.S.A.
  • 3123470966 | +1 312-347-0966 Illinois U.S.A.
  • 3123470967 | +1 312-347-0967 Illinois U.S.A.
  • 3123470968 | +1 312-347-0968 Illinois U.S.A.
  • 3123470969 | +1 312-347-0969 Illinois U.S.A.
  • 3123470970 | +1 312-347-0970 Illinois U.S.A.
  • 3123470971 | +1 312-347-0971 Illinois U.S.A.
  • 3123470972 | +1 312-347-0972 Illinois U.S.A.
  • 3123470973 | +1 312-347-0973 Illinois U.S.A.
  • 3123470974 | +1 312-347-0974 Illinois U.S.A.
  • 3123470975 | +1 312-347-0975 Illinois U.S.A.
  • 3123470976 | +1 312-347-0976 Illinois U.S.A.
  • 3123470977 | +1 312-347-0977 Illinois U.S.A.
  • 3123470978 | +1 312-347-0978 Illinois U.S.A.
  • 3123470979 | +1 312-347-0979 Illinois U.S.A.
  • 3123470980 | +1 312-347-0980 Illinois U.S.A.
  • 3123470981 | +1 312-347-0981 Illinois U.S.A.
  • 3123470982 | +1 312-347-0982 Illinois U.S.A.
  • 3123470983 | +1 312-347-0983 Illinois U.S.A.
  • 3123470984 | +1 312-347-0984 Illinois U.S.A.
  • 3123470985 | +1 312-347-0985 Illinois U.S.A.
  • 3123470986 | +1 312-347-0986 Illinois U.S.A.
  • 3123470987 | +1 312-347-0987 Illinois U.S.A.
  • 3123470988 | +1 312-347-0988 Illinois U.S.A.
  • 3123470989 | +1 312-347-0989 Illinois U.S.A.
  • 3123470990 | +1 312-347-0990 Illinois U.S.A.
  • 3123470991 | +1 312-347-0991 Illinois U.S.A.
  • 3123470992 | +1 312-347-0992 Illinois U.S.A.
  • 3123470993 | +1 312-347-0993 Illinois U.S.A.
  • 3123470994 | +1 312-347-0994 Illinois U.S.A.
  • 3123470995 | +1 312-347-0995 Illinois U.S.A.
  • 3123470996 | +1 312-347-0996 Illinois U.S.A.
  • 3123470997 | +1 312-347-0997 Illinois U.S.A.
  • 3123470998 | +1 312-347-0998 Illinois U.S.A.
  • 3123470999 | +1 312-347-0999 Illinois U.S.A.