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).

  • 3129219900 | +1 312-921-9900 Illinois U.S.A.
  • 3129219901 | +1 312-921-9901 Illinois U.S.A.
  • 3129219902 | +1 312-921-9902 Illinois U.S.A.
  • 3129219903 | +1 312-921-9903 Illinois U.S.A.
  • 3129219904 | +1 312-921-9904 Illinois U.S.A.
  • 3129219905 | +1 312-921-9905 Illinois U.S.A.
  • 3129219906 | +1 312-921-9906 Illinois U.S.A.
  • 3129219907 | +1 312-921-9907 Illinois U.S.A.
  • 3129219908 | +1 312-921-9908 Illinois U.S.A.
  • 3129219909 | +1 312-921-9909 Illinois U.S.A.
  • 3129219910 | +1 312-921-9910 Illinois U.S.A.
  • 3129219911 | +1 312-921-9911 Illinois U.S.A.
  • 3129219912 | +1 312-921-9912 Illinois U.S.A.
  • 3129219913 | +1 312-921-9913 Illinois U.S.A.
  • 3129219914 | +1 312-921-9914 Illinois U.S.A.
  • 3129219915 | +1 312-921-9915 Illinois U.S.A.
  • 3129219916 | +1 312-921-9916 Illinois U.S.A.
  • 3129219917 | +1 312-921-9917 Illinois U.S.A.
  • 3129219918 | +1 312-921-9918 Illinois U.S.A.
  • 3129219919 | +1 312-921-9919 Illinois U.S.A.
  • 3129219920 | +1 312-921-9920 Illinois U.S.A.
  • 3129219921 | +1 312-921-9921 Illinois U.S.A.
  • 3129219922 | +1 312-921-9922 Illinois U.S.A.
  • 3129219923 | +1 312-921-9923 Illinois U.S.A.
  • 3129219924 | +1 312-921-9924 Illinois U.S.A.
  • 3129219925 | +1 312-921-9925 Illinois U.S.A.
  • 3129219926 | +1 312-921-9926 Illinois U.S.A.
  • 3129219927 | +1 312-921-9927 Illinois U.S.A.
  • 3129219928 | +1 312-921-9928 Illinois U.S.A.
  • 3129219929 | +1 312-921-9929 Illinois U.S.A.
  • 3129219930 | +1 312-921-9930 Illinois U.S.A.
  • 3129219931 | +1 312-921-9931 Illinois U.S.A.
  • 3129219932 | +1 312-921-9932 Illinois U.S.A.
  • 3129219933 | +1 312-921-9933 Illinois U.S.A.
  • 3129219934 | +1 312-921-9934 Illinois U.S.A.
  • 3129219935 | +1 312-921-9935 Illinois U.S.A.
  • 3129219936 | +1 312-921-9936 Illinois U.S.A.
  • 3129219937 | +1 312-921-9937 Illinois U.S.A.
  • 3129219938 | +1 312-921-9938 Illinois U.S.A.
  • 3129219939 | +1 312-921-9939 Illinois U.S.A.
  • 3129219940 | +1 312-921-9940 Illinois U.S.A.
  • 3129219941 | +1 312-921-9941 Illinois U.S.A.
  • 3129219942 | +1 312-921-9942 Illinois U.S.A.
  • 3129219943 | +1 312-921-9943 Illinois U.S.A.
  • 3129219944 | +1 312-921-9944 Illinois U.S.A.
  • 3129219945 | +1 312-921-9945 Illinois U.S.A.
  • 3129219946 | +1 312-921-9946 Illinois U.S.A.
  • 3129219947 | +1 312-921-9947 Illinois U.S.A.
  • 3129219948 | +1 312-921-9948 Illinois U.S.A.
  • 3129219949 | +1 312-921-9949 Illinois U.S.A.
  • 3129219950 | +1 312-921-9950 Illinois U.S.A.
  • 3129219951 | +1 312-921-9951 Illinois U.S.A.
  • 3129219952 | +1 312-921-9952 Illinois U.S.A.
  • 3129219953 | +1 312-921-9953 Illinois U.S.A.
  • 3129219954 | +1 312-921-9954 Illinois U.S.A.
  • 3129219955 | +1 312-921-9955 Illinois U.S.A.
  • 3129219956 | +1 312-921-9956 Illinois U.S.A.
  • 3129219957 | +1 312-921-9957 Illinois U.S.A.
  • 3129219958 | +1 312-921-9958 Illinois U.S.A.
  • 3129219959 | +1 312-921-9959 Illinois U.S.A.
  • 3129219960 | +1 312-921-9960 Illinois U.S.A.
  • 3129219961 | +1 312-921-9961 Illinois U.S.A.
  • 3129219962 | +1 312-921-9962 Illinois U.S.A.
  • 3129219963 | +1 312-921-9963 Illinois U.S.A.
  • 3129219964 | +1 312-921-9964 Illinois U.S.A.
  • 3129219965 | +1 312-921-9965 Illinois U.S.A.
  • 3129219966 | +1 312-921-9966 Illinois U.S.A.
  • 3129219967 | +1 312-921-9967 Illinois U.S.A.
  • 3129219968 | +1 312-921-9968 Illinois U.S.A.
  • 3129219969 | +1 312-921-9969 Illinois U.S.A.
  • 3129219970 | +1 312-921-9970 Illinois U.S.A.
  • 3129219971 | +1 312-921-9971 Illinois U.S.A.
  • 3129219972 | +1 312-921-9972 Illinois U.S.A.
  • 3129219973 | +1 312-921-9973 Illinois U.S.A.
  • 3129219974 | +1 312-921-9974 Illinois U.S.A.
  • 3129219975 | +1 312-921-9975 Illinois U.S.A.
  • 3129219976 | +1 312-921-9976 Illinois U.S.A.
  • 3129219977 | +1 312-921-9977 Illinois U.S.A.
  • 3129219978 | +1 312-921-9978 Illinois U.S.A.
  • 3129219979 | +1 312-921-9979 Illinois U.S.A.
  • 3129219980 | +1 312-921-9980 Illinois U.S.A.
  • 3129219981 | +1 312-921-9981 Illinois U.S.A.
  • 3129219982 | +1 312-921-9982 Illinois U.S.A.
  • 3129219983 | +1 312-921-9983 Illinois U.S.A.
  • 3129219984 | +1 312-921-9984 Illinois U.S.A.
  • 3129219985 | +1 312-921-9985 Illinois U.S.A.
  • 3129219986 | +1 312-921-9986 Illinois U.S.A.
  • 3129219987 | +1 312-921-9987 Illinois U.S.A.
  • 3129219988 | +1 312-921-9988 Illinois U.S.A.
  • 3129219989 | +1 312-921-9989 Illinois U.S.A.
  • 3129219990 | +1 312-921-9990 Illinois U.S.A.
  • 3129219991 | +1 312-921-9991 Illinois U.S.A.
  • 3129219992 | +1 312-921-9992 Illinois U.S.A.
  • 3129219993 | +1 312-921-9993 Illinois U.S.A.
  • 3129219994 | +1 312-921-9994 Illinois U.S.A.
  • 3129219995 | +1 312-921-9995 Illinois U.S.A.
  • 3129219996 | +1 312-921-9996 Illinois U.S.A.
  • 3129219997 | +1 312-921-9997 Illinois U.S.A.
  • 3129219998 | +1 312-921-9998 Illinois U.S.A.
  • 3129219999 | +1 312-921-9999 Illinois U.S.A.