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).

  • 3125039900 | +1 312-503-9900 Illinois U.S.A.
  • 3125039901 | +1 312-503-9901 Illinois U.S.A.
  • 3125039902 | +1 312-503-9902 Illinois U.S.A.
  • 3125039903 | +1 312-503-9903 Illinois U.S.A.
  • 3125039904 | +1 312-503-9904 Illinois U.S.A.
  • 3125039905 | +1 312-503-9905 Illinois U.S.A.
  • 3125039906 | +1 312-503-9906 Illinois U.S.A.
  • 3125039907 | +1 312-503-9907 Illinois U.S.A.
  • 3125039908 | +1 312-503-9908 Illinois U.S.A.
  • 3125039909 | +1 312-503-9909 Illinois U.S.A.
  • 3125039910 | +1 312-503-9910 Illinois U.S.A.
  • 3125039911 | +1 312-503-9911 Illinois U.S.A.
  • 3125039912 | +1 312-503-9912 Illinois U.S.A.
  • 3125039913 | +1 312-503-9913 Illinois U.S.A.
  • 3125039914 | +1 312-503-9914 Illinois U.S.A.
  • 3125039915 | +1 312-503-9915 Illinois U.S.A.
  • 3125039916 | +1 312-503-9916 Illinois U.S.A.
  • 3125039917 | +1 312-503-9917 Illinois U.S.A.
  • 3125039918 | +1 312-503-9918 Illinois U.S.A.
  • 3125039919 | +1 312-503-9919 Illinois U.S.A.
  • 3125039920 | +1 312-503-9920 Illinois U.S.A.
  • 3125039921 | +1 312-503-9921 Illinois U.S.A.
  • 3125039922 | +1 312-503-9922 Illinois U.S.A.
  • 3125039923 | +1 312-503-9923 Illinois U.S.A.
  • 3125039924 | +1 312-503-9924 Illinois U.S.A.
  • 3125039925 | +1 312-503-9925 Illinois U.S.A.
  • 3125039926 | +1 312-503-9926 Illinois U.S.A.
  • 3125039927 | +1 312-503-9927 Illinois U.S.A.
  • 3125039928 | +1 312-503-9928 Illinois U.S.A.
  • 3125039929 | +1 312-503-9929 Illinois U.S.A.
  • 3125039930 | +1 312-503-9930 Illinois U.S.A.
  • 3125039931 | +1 312-503-9931 Illinois U.S.A.
  • 3125039932 | +1 312-503-9932 Illinois U.S.A.
  • 3125039933 | +1 312-503-9933 Illinois U.S.A.
  • 3125039934 | +1 312-503-9934 Illinois U.S.A.
  • 3125039935 | +1 312-503-9935 Illinois U.S.A.
  • 3125039936 | +1 312-503-9936 Illinois U.S.A.
  • 3125039937 | +1 312-503-9937 Illinois U.S.A.
  • 3125039938 | +1 312-503-9938 Illinois U.S.A.
  • 3125039939 | +1 312-503-9939 Illinois U.S.A.
  • 3125039940 | +1 312-503-9940 Illinois U.S.A.
  • 3125039941 | +1 312-503-9941 Illinois U.S.A.
  • 3125039942 | +1 312-503-9942 Illinois U.S.A.
  • 3125039943 | +1 312-503-9943 Illinois U.S.A.
  • 3125039944 | +1 312-503-9944 Illinois U.S.A.
  • 3125039945 | +1 312-503-9945 Illinois U.S.A.
  • 3125039946 | +1 312-503-9946 Illinois U.S.A.
  • 3125039947 | +1 312-503-9947 Illinois U.S.A.
  • 3125039948 | +1 312-503-9948 Illinois U.S.A.
  • 3125039949 | +1 312-503-9949 Illinois U.S.A.
  • 3125039950 | +1 312-503-9950 Illinois U.S.A.
  • 3125039951 | +1 312-503-9951 Illinois U.S.A.
  • 3125039952 | +1 312-503-9952 Illinois U.S.A.
  • 3125039953 | +1 312-503-9953 Illinois U.S.A.
  • 3125039954 | +1 312-503-9954 Illinois U.S.A.
  • 3125039955 | +1 312-503-9955 Illinois U.S.A.
  • 3125039956 | +1 312-503-9956 Illinois U.S.A.
  • 3125039957 | +1 312-503-9957 Illinois U.S.A.
  • 3125039958 | +1 312-503-9958 Illinois U.S.A.
  • 3125039959 | +1 312-503-9959 Illinois U.S.A.
  • 3125039960 | +1 312-503-9960 Illinois U.S.A.
  • 3125039961 | +1 312-503-9961 Illinois U.S.A.
  • 3125039962 | +1 312-503-9962 Illinois U.S.A.
  • 3125039963 | +1 312-503-9963 Illinois U.S.A.
  • 3125039964 | +1 312-503-9964 Illinois U.S.A.
  • 3125039965 | +1 312-503-9965 Illinois U.S.A.
  • 3125039966 | +1 312-503-9966 Illinois U.S.A.
  • 3125039967 | +1 312-503-9967 Illinois U.S.A.
  • 3125039968 | +1 312-503-9968 Illinois U.S.A.
  • 3125039969 | +1 312-503-9969 Illinois U.S.A.
  • 3125039970 | +1 312-503-9970 Illinois U.S.A.
  • 3125039971 | +1 312-503-9971 Illinois U.S.A.
  • 3125039972 | +1 312-503-9972 Illinois U.S.A.
  • 3125039973 | +1 312-503-9973 Illinois U.S.A.
  • 3125039974 | +1 312-503-9974 Illinois U.S.A.
  • 3125039975 | +1 312-503-9975 Illinois U.S.A.
  • 3125039976 | +1 312-503-9976 Illinois U.S.A.
  • 3125039977 | +1 312-503-9977 Illinois U.S.A.
  • 3125039978 | +1 312-503-9978 Illinois U.S.A.
  • 3125039979 | +1 312-503-9979 Illinois U.S.A.
  • 3125039980 | +1 312-503-9980 Illinois U.S.A.
  • 3125039981 | +1 312-503-9981 Illinois U.S.A.
  • 3125039982 | +1 312-503-9982 Illinois U.S.A.
  • 3125039983 | +1 312-503-9983 Illinois U.S.A.
  • 3125039984 | +1 312-503-9984 Illinois U.S.A.
  • 3125039985 | +1 312-503-9985 Illinois U.S.A.
  • 3125039986 | +1 312-503-9986 Illinois U.S.A.
  • 3125039987 | +1 312-503-9987 Illinois U.S.A.
  • 3125039988 | +1 312-503-9988 Illinois U.S.A.
  • 3125039989 | +1 312-503-9989 Illinois U.S.A.
  • 3125039990 | +1 312-503-9990 Illinois U.S.A.
  • 3125039991 | +1 312-503-9991 Illinois U.S.A.
  • 3125039992 | +1 312-503-9992 Illinois U.S.A.
  • 3125039993 | +1 312-503-9993 Illinois U.S.A.
  • 3125039994 | +1 312-503-9994 Illinois U.S.A.
  • 3125039995 | +1 312-503-9995 Illinois U.S.A.
  • 3125039996 | +1 312-503-9996 Illinois U.S.A.
  • 3125039997 | +1 312-503-9997 Illinois U.S.A.
  • 3125039998 | +1 312-503-9998 Illinois U.S.A.
  • 3125039999 | +1 312-503-9999 Illinois U.S.A.