City of Chicago


312 Area code: Chicago, Cook - Wireless

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).

  • 3123750900 | +1 312-375-0900 Illinois U.S.A.
  • 3123750901 | +1 312-375-0901 Illinois U.S.A.
  • 3123750902 | +1 312-375-0902 Illinois U.S.A.
  • 3123750903 | +1 312-375-0903 Illinois U.S.A.
  • 3123750904 | +1 312-375-0904 Illinois U.S.A.
  • 3123750905 | +1 312-375-0905 Illinois U.S.A.
  • 3123750906 | +1 312-375-0906 Illinois U.S.A.
  • 3123750907 | +1 312-375-0907 Illinois U.S.A.
  • 3123750908 | +1 312-375-0908 Illinois U.S.A.
  • 3123750909 | +1 312-375-0909 Illinois U.S.A.
  • 3123750910 | +1 312-375-0910 Illinois U.S.A.
  • 3123750911 | +1 312-375-0911 Illinois U.S.A.
  • 3123750912 | +1 312-375-0912 Illinois U.S.A.
  • 3123750913 | +1 312-375-0913 Illinois U.S.A.
  • 3123750914 | +1 312-375-0914 Illinois U.S.A.
  • 3123750915 | +1 312-375-0915 Illinois U.S.A.
  • 3123750916 | +1 312-375-0916 Illinois U.S.A.
  • 3123750917 | +1 312-375-0917 Illinois U.S.A.
  • 3123750918 | +1 312-375-0918 Illinois U.S.A.
  • 3123750919 | +1 312-375-0919 Illinois U.S.A.
  • 3123750920 | +1 312-375-0920 Illinois U.S.A.
  • 3123750921 | +1 312-375-0921 Illinois U.S.A.
  • 3123750922 | +1 312-375-0922 Illinois U.S.A.
  • 3123750923 | +1 312-375-0923 Illinois U.S.A.
  • 3123750924 | +1 312-375-0924 Illinois U.S.A.
  • 3123750925 | +1 312-375-0925 Illinois U.S.A.
  • 3123750926 | +1 312-375-0926 Illinois U.S.A.
  • 3123750927 | +1 312-375-0927 Illinois U.S.A.
  • 3123750928 | +1 312-375-0928 Illinois U.S.A.
  • 3123750929 | +1 312-375-0929 Illinois U.S.A.
  • 3123750930 | +1 312-375-0930 Illinois U.S.A.
  • 3123750931 | +1 312-375-0931 Illinois U.S.A.
  • 3123750932 | +1 312-375-0932 Illinois U.S.A.
  • 3123750933 | +1 312-375-0933 Illinois U.S.A.
  • 3123750934 | +1 312-375-0934 Illinois U.S.A.
  • 3123750935 | +1 312-375-0935 Illinois U.S.A.
  • 3123750936 | +1 312-375-0936 Illinois U.S.A.
  • 3123750937 | +1 312-375-0937 Illinois U.S.A.
  • 3123750938 | +1 312-375-0938 Illinois U.S.A.
  • 3123750939 | +1 312-375-0939 Illinois U.S.A.
  • 3123750940 | +1 312-375-0940 Illinois U.S.A.
  • 3123750941 | +1 312-375-0941 Illinois U.S.A.
  • 3123750942 | +1 312-375-0942 Illinois U.S.A.
  • 3123750943 | +1 312-375-0943 Illinois U.S.A.
  • 3123750944 | +1 312-375-0944 Illinois U.S.A.
  • 3123750945 | +1 312-375-0945 Illinois U.S.A.
  • 3123750946 | +1 312-375-0946 Illinois U.S.A.
  • 3123750947 | +1 312-375-0947 Illinois U.S.A.
  • 3123750948 | +1 312-375-0948 Illinois U.S.A.
  • 3123750949 | +1 312-375-0949 Illinois U.S.A.
  • 3123750950 | +1 312-375-0950 Illinois U.S.A.
  • 3123750951 | +1 312-375-0951 Illinois U.S.A.
  • 3123750952 | +1 312-375-0952 Illinois U.S.A.
  • 3123750953 | +1 312-375-0953 Illinois U.S.A.
  • 3123750954 | +1 312-375-0954 Illinois U.S.A.
  • 3123750955 | +1 312-375-0955 Illinois U.S.A.
  • 3123750956 | +1 312-375-0956 Illinois U.S.A.
  • 3123750957 | +1 312-375-0957 Illinois U.S.A.
  • 3123750958 | +1 312-375-0958 Illinois U.S.A.
  • 3123750959 | +1 312-375-0959 Illinois U.S.A.
  • 3123750960 | +1 312-375-0960 Illinois U.S.A.
  • 3123750961 | +1 312-375-0961 Illinois U.S.A.
  • 3123750962 | +1 312-375-0962 Illinois U.S.A.
  • 3123750963 | +1 312-375-0963 Illinois U.S.A.
  • 3123750964 | +1 312-375-0964 Illinois U.S.A.
  • 3123750965 | +1 312-375-0965 Illinois U.S.A.
  • 3123750966 | +1 312-375-0966 Illinois U.S.A.
  • 3123750967 | +1 312-375-0967 Illinois U.S.A.
  • 3123750968 | +1 312-375-0968 Illinois U.S.A.
  • 3123750969 | +1 312-375-0969 Illinois U.S.A.
  • 3123750970 | +1 312-375-0970 Illinois U.S.A.
  • 3123750971 | +1 312-375-0971 Illinois U.S.A.
  • 3123750972 | +1 312-375-0972 Illinois U.S.A.
  • 3123750973 | +1 312-375-0973 Illinois U.S.A.
  • 3123750974 | +1 312-375-0974 Illinois U.S.A.
  • 3123750975 | +1 312-375-0975 Illinois U.S.A.
  • 3123750976 | +1 312-375-0976 Illinois U.S.A.
  • 3123750977 | +1 312-375-0977 Illinois U.S.A.
  • 3123750978 | +1 312-375-0978 Illinois U.S.A.
  • 3123750979 | +1 312-375-0979 Illinois U.S.A.
  • 3123750980 | +1 312-375-0980 Illinois U.S.A.
  • 3123750981 | +1 312-375-0981 Illinois U.S.A.
  • 3123750982 | +1 312-375-0982 Illinois U.S.A.
  • 3123750983 | +1 312-375-0983 Illinois U.S.A.
  • 3123750984 | +1 312-375-0984 Illinois U.S.A.
  • 3123750985 | +1 312-375-0985 Illinois U.S.A.
  • 3123750986 | +1 312-375-0986 Illinois U.S.A.
  • 3123750987 | +1 312-375-0987 Illinois U.S.A.
  • 3123750988 | +1 312-375-0988 Illinois U.S.A.
  • 3123750989 | +1 312-375-0989 Illinois U.S.A.
  • 3123750990 | +1 312-375-0990 Illinois U.S.A.
  • 3123750991 | +1 312-375-0991 Illinois U.S.A.
  • 3123750992 | +1 312-375-0992 Illinois U.S.A.
  • 3123750993 | +1 312-375-0993 Illinois U.S.A.
  • 3123750994 | +1 312-375-0994 Illinois U.S.A.
  • 3123750995 | +1 312-375-0995 Illinois U.S.A.
  • 3123750996 | +1 312-375-0996 Illinois U.S.A.
  • 3123750997 | +1 312-375-0997 Illinois U.S.A.
  • 3123750998 | +1 312-375-0998 Illinois U.S.A.
  • 3123750999 | +1 312-375-0999 Illinois U.S.A.