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).

  • 3122989900 | +1 312-298-9900 Illinois U.S.A.
  • 3122989901 | +1 312-298-9901 Illinois U.S.A.
  • 3122989902 | +1 312-298-9902 Illinois U.S.A.
  • 3122989903 | +1 312-298-9903 Illinois U.S.A.
  • 3122989904 | +1 312-298-9904 Illinois U.S.A.
  • 3122989905 | +1 312-298-9905 Illinois U.S.A.
  • 3122989906 | +1 312-298-9906 Illinois U.S.A.
  • 3122989907 | +1 312-298-9907 Illinois U.S.A.
  • 3122989908 | +1 312-298-9908 Illinois U.S.A.
  • 3122989909 | +1 312-298-9909 Illinois U.S.A.
  • 3122989910 | +1 312-298-9910 Illinois U.S.A.
  • 3122989911 | +1 312-298-9911 Illinois U.S.A.
  • 3122989912 | +1 312-298-9912 Illinois U.S.A.
  • 3122989913 | +1 312-298-9913 Illinois U.S.A.
  • 3122989914 | +1 312-298-9914 Illinois U.S.A.
  • 3122989915 | +1 312-298-9915 Illinois U.S.A.
  • 3122989916 | +1 312-298-9916 Illinois U.S.A.
  • 3122989917 | +1 312-298-9917 Illinois U.S.A.
  • 3122989918 | +1 312-298-9918 Illinois U.S.A.
  • 3122989919 | +1 312-298-9919 Illinois U.S.A.
  • 3122989920 | +1 312-298-9920 Illinois U.S.A.
  • 3122989921 | +1 312-298-9921 Illinois U.S.A.
  • 3122989922 | +1 312-298-9922 Illinois U.S.A.
  • 3122989923 | +1 312-298-9923 Illinois U.S.A.
  • 3122989924 | +1 312-298-9924 Illinois U.S.A.
  • 3122989925 | +1 312-298-9925 Illinois U.S.A.
  • 3122989926 | +1 312-298-9926 Illinois U.S.A.
  • 3122989927 | +1 312-298-9927 Illinois U.S.A.
  • 3122989928 | +1 312-298-9928 Illinois U.S.A.
  • 3122989929 | +1 312-298-9929 Illinois U.S.A.
  • 3122989930 | +1 312-298-9930 Illinois U.S.A.
  • 3122989931 | +1 312-298-9931 Illinois U.S.A.
  • 3122989932 | +1 312-298-9932 Illinois U.S.A.
  • 3122989933 | +1 312-298-9933 Illinois U.S.A.
  • 3122989934 | +1 312-298-9934 Illinois U.S.A.
  • 3122989935 | +1 312-298-9935 Illinois U.S.A.
  • 3122989936 | +1 312-298-9936 Illinois U.S.A.
  • 3122989937 | +1 312-298-9937 Illinois U.S.A.
  • 3122989938 | +1 312-298-9938 Illinois U.S.A.
  • 3122989939 | +1 312-298-9939 Illinois U.S.A.
  • 3122989940 | +1 312-298-9940 Illinois U.S.A.
  • 3122989941 | +1 312-298-9941 Illinois U.S.A.
  • 3122989942 | +1 312-298-9942 Illinois U.S.A.
  • 3122989943 | +1 312-298-9943 Illinois U.S.A.
  • 3122989944 | +1 312-298-9944 Illinois U.S.A.
  • 3122989945 | +1 312-298-9945 Illinois U.S.A.
  • 3122989946 | +1 312-298-9946 Illinois U.S.A.
  • 3122989947 | +1 312-298-9947 Illinois U.S.A.
  • 3122989948 | +1 312-298-9948 Illinois U.S.A.
  • 3122989949 | +1 312-298-9949 Illinois U.S.A.
  • 3122989950 | +1 312-298-9950 Illinois U.S.A.
  • 3122989951 | +1 312-298-9951 Illinois U.S.A.
  • 3122989952 | +1 312-298-9952 Illinois U.S.A.
  • 3122989953 | +1 312-298-9953 Illinois U.S.A.
  • 3122989954 | +1 312-298-9954 Illinois U.S.A.
  • 3122989955 | +1 312-298-9955 Illinois U.S.A.
  • 3122989956 | +1 312-298-9956 Illinois U.S.A.
  • 3122989957 | +1 312-298-9957 Illinois U.S.A.
  • 3122989958 | +1 312-298-9958 Illinois U.S.A.
  • 3122989959 | +1 312-298-9959 Illinois U.S.A.
  • 3122989960 | +1 312-298-9960 Illinois U.S.A.
  • 3122989961 | +1 312-298-9961 Illinois U.S.A.
  • 3122989962 | +1 312-298-9962 Illinois U.S.A.
  • 3122989963 | +1 312-298-9963 Illinois U.S.A.
  • 3122989964 | +1 312-298-9964 Illinois U.S.A.
  • 3122989965 | +1 312-298-9965 Illinois U.S.A.
  • 3122989966 | +1 312-298-9966 Illinois U.S.A.
  • 3122989967 | +1 312-298-9967 Illinois U.S.A.
  • 3122989968 | +1 312-298-9968 Illinois U.S.A.
  • 3122989969 | +1 312-298-9969 Illinois U.S.A.
  • 3122989970 | +1 312-298-9970 Illinois U.S.A.
  • 3122989971 | +1 312-298-9971 Illinois U.S.A.
  • 3122989972 | +1 312-298-9972 Illinois U.S.A.
  • 3122989973 | +1 312-298-9973 Illinois U.S.A.
  • 3122989974 | +1 312-298-9974 Illinois U.S.A.
  • 3122989975 | +1 312-298-9975 Illinois U.S.A.
  • 3122989976 | +1 312-298-9976 Illinois U.S.A.
  • 3122989977 | +1 312-298-9977 Illinois U.S.A.
  • 3122989978 | +1 312-298-9978 Illinois U.S.A.
  • 3122989979 | +1 312-298-9979 Illinois U.S.A.
  • 3122989980 | +1 312-298-9980 Illinois U.S.A.
  • 3122989981 | +1 312-298-9981 Illinois U.S.A.
  • 3122989982 | +1 312-298-9982 Illinois U.S.A.
  • 3122989983 | +1 312-298-9983 Illinois U.S.A.
  • 3122989984 | +1 312-298-9984 Illinois U.S.A.
  • 3122989985 | +1 312-298-9985 Illinois U.S.A.
  • 3122989986 | +1 312-298-9986 Illinois U.S.A.
  • 3122989987 | +1 312-298-9987 Illinois U.S.A.
  • 3122989988 | +1 312-298-9988 Illinois U.S.A.
  • 3122989989 | +1 312-298-9989 Illinois U.S.A.
  • 3122989990 | +1 312-298-9990 Illinois U.S.A.
  • 3122989991 | +1 312-298-9991 Illinois U.S.A.
  • 3122989992 | +1 312-298-9992 Illinois U.S.A.
  • 3122989993 | +1 312-298-9993 Illinois U.S.A.
  • 3122989994 | +1 312-298-9994 Illinois U.S.A.
  • 3122989995 | +1 312-298-9995 Illinois U.S.A.
  • 3122989996 | +1 312-298-9996 Illinois U.S.A.
  • 3122989997 | +1 312-298-9997 Illinois U.S.A.
  • 3122989998 | +1 312-298-9998 Illinois U.S.A.
  • 3122989999 | +1 312-298-9999 Illinois U.S.A.