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).

  • 3124799900 | +1 312-479-9900 Illinois U.S.A.
  • 3124799901 | +1 312-479-9901 Illinois U.S.A.
  • 3124799902 | +1 312-479-9902 Illinois U.S.A.
  • 3124799903 | +1 312-479-9903 Illinois U.S.A.
  • 3124799904 | +1 312-479-9904 Illinois U.S.A.
  • 3124799905 | +1 312-479-9905 Illinois U.S.A.
  • 3124799906 | +1 312-479-9906 Illinois U.S.A.
  • 3124799907 | +1 312-479-9907 Illinois U.S.A.
  • 3124799908 | +1 312-479-9908 Illinois U.S.A.
  • 3124799909 | +1 312-479-9909 Illinois U.S.A.
  • 3124799910 | +1 312-479-9910 Illinois U.S.A.
  • 3124799911 | +1 312-479-9911 Illinois U.S.A.
  • 3124799912 | +1 312-479-9912 Illinois U.S.A.
  • 3124799913 | +1 312-479-9913 Illinois U.S.A.
  • 3124799914 | +1 312-479-9914 Illinois U.S.A.
  • 3124799915 | +1 312-479-9915 Illinois U.S.A.
  • 3124799916 | +1 312-479-9916 Illinois U.S.A.
  • 3124799917 | +1 312-479-9917 Illinois U.S.A.
  • 3124799918 | +1 312-479-9918 Illinois U.S.A.
  • 3124799919 | +1 312-479-9919 Illinois U.S.A.
  • 3124799920 | +1 312-479-9920 Illinois U.S.A.
  • 3124799921 | +1 312-479-9921 Illinois U.S.A.
  • 3124799922 | +1 312-479-9922 Illinois U.S.A.
  • 3124799923 | +1 312-479-9923 Illinois U.S.A.
  • 3124799924 | +1 312-479-9924 Illinois U.S.A.
  • 3124799925 | +1 312-479-9925 Illinois U.S.A.
  • 3124799926 | +1 312-479-9926 Illinois U.S.A.
  • 3124799927 | +1 312-479-9927 Illinois U.S.A.
  • 3124799928 | +1 312-479-9928 Illinois U.S.A.
  • 3124799929 | +1 312-479-9929 Illinois U.S.A.
  • 3124799930 | +1 312-479-9930 Illinois U.S.A.
  • 3124799931 | +1 312-479-9931 Illinois U.S.A.
  • 3124799932 | +1 312-479-9932 Illinois U.S.A.
  • 3124799933 | +1 312-479-9933 Illinois U.S.A.
  • 3124799934 | +1 312-479-9934 Illinois U.S.A.
  • 3124799935 | +1 312-479-9935 Illinois U.S.A.
  • 3124799936 | +1 312-479-9936 Illinois U.S.A.
  • 3124799937 | +1 312-479-9937 Illinois U.S.A.
  • 3124799938 | +1 312-479-9938 Illinois U.S.A.
  • 3124799939 | +1 312-479-9939 Illinois U.S.A.
  • 3124799940 | +1 312-479-9940 Illinois U.S.A.
  • 3124799941 | +1 312-479-9941 Illinois U.S.A.
  • 3124799942 | +1 312-479-9942 Illinois U.S.A.
  • 3124799943 | +1 312-479-9943 Illinois U.S.A.
  • 3124799944 | +1 312-479-9944 Illinois U.S.A.
  • 3124799945 | +1 312-479-9945 Illinois U.S.A.
  • 3124799946 | +1 312-479-9946 Illinois U.S.A.
  • 3124799947 | +1 312-479-9947 Illinois U.S.A.
  • 3124799948 | +1 312-479-9948 Illinois U.S.A.
  • 3124799949 | +1 312-479-9949 Illinois U.S.A.
  • 3124799950 | +1 312-479-9950 Illinois U.S.A.
  • 3124799951 | +1 312-479-9951 Illinois U.S.A.
  • 3124799952 | +1 312-479-9952 Illinois U.S.A.
  • 3124799953 | +1 312-479-9953 Illinois U.S.A.
  • 3124799954 | +1 312-479-9954 Illinois U.S.A.
  • 3124799955 | +1 312-479-9955 Illinois U.S.A.
  • 3124799956 | +1 312-479-9956 Illinois U.S.A.
  • 3124799957 | +1 312-479-9957 Illinois U.S.A.
  • 3124799958 | +1 312-479-9958 Illinois U.S.A.
  • 3124799959 | +1 312-479-9959 Illinois U.S.A.
  • 3124799960 | +1 312-479-9960 Illinois U.S.A.
  • 3124799961 | +1 312-479-9961 Illinois U.S.A.
  • 3124799962 | +1 312-479-9962 Illinois U.S.A.
  • 3124799963 | +1 312-479-9963 Illinois U.S.A.
  • 3124799964 | +1 312-479-9964 Illinois U.S.A.
  • 3124799965 | +1 312-479-9965 Illinois U.S.A.
  • 3124799966 | +1 312-479-9966 Illinois U.S.A.
  • 3124799967 | +1 312-479-9967 Illinois U.S.A.
  • 3124799968 | +1 312-479-9968 Illinois U.S.A.
  • 3124799969 | +1 312-479-9969 Illinois U.S.A.
  • 3124799970 | +1 312-479-9970 Illinois U.S.A.
  • 3124799971 | +1 312-479-9971 Illinois U.S.A.
  • 3124799972 | +1 312-479-9972 Illinois U.S.A.
  • 3124799973 | +1 312-479-9973 Illinois U.S.A.
  • 3124799974 | +1 312-479-9974 Illinois U.S.A.
  • 3124799975 | +1 312-479-9975 Illinois U.S.A.
  • 3124799976 | +1 312-479-9976 Illinois U.S.A.
  • 3124799977 | +1 312-479-9977 Illinois U.S.A.
  • 3124799978 | +1 312-479-9978 Illinois U.S.A.
  • 3124799979 | +1 312-479-9979 Illinois U.S.A.
  • 3124799980 | +1 312-479-9980 Illinois U.S.A.
  • 3124799981 | +1 312-479-9981 Illinois U.S.A.
  • 3124799982 | +1 312-479-9982 Illinois U.S.A.
  • 3124799983 | +1 312-479-9983 Illinois U.S.A.
  • 3124799984 | +1 312-479-9984 Illinois U.S.A.
  • 3124799985 | +1 312-479-9985 Illinois U.S.A.
  • 3124799986 | +1 312-479-9986 Illinois U.S.A.
  • 3124799987 | +1 312-479-9987 Illinois U.S.A.
  • 3124799988 | +1 312-479-9988 Illinois U.S.A.
  • 3124799989 | +1 312-479-9989 Illinois U.S.A.
  • 3124799990 | +1 312-479-9990 Illinois U.S.A.
  • 3124799991 | +1 312-479-9991 Illinois U.S.A.
  • 3124799992 | +1 312-479-9992 Illinois U.S.A.
  • 3124799993 | +1 312-479-9993 Illinois U.S.A.
  • 3124799994 | +1 312-479-9994 Illinois U.S.A.
  • 3124799995 | +1 312-479-9995 Illinois U.S.A.
  • 3124799996 | +1 312-479-9996 Illinois U.S.A.
  • 3124799997 | +1 312-479-9997 Illinois U.S.A.
  • 3124799998 | +1 312-479-9998 Illinois U.S.A.
  • 3124799999 | +1 312-479-9999 Illinois U.S.A.