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).

  • 3127249000 | +1 312-724-9000 Illinois U.S.A.
  • 3127249001 | +1 312-724-9001 Illinois U.S.A.
  • 3127249002 | +1 312-724-9002 Illinois U.S.A.
  • 3127249003 | +1 312-724-9003 Illinois U.S.A.
  • 3127249004 | +1 312-724-9004 Illinois U.S.A.
  • 3127249005 | +1 312-724-9005 Illinois U.S.A.
  • 3127249006 | +1 312-724-9006 Illinois U.S.A.
  • 3127249007 | +1 312-724-9007 Illinois U.S.A.
  • 3127249008 | +1 312-724-9008 Illinois U.S.A.
  • 3127249009 | +1 312-724-9009 Illinois U.S.A.
  • 3127249010 | +1 312-724-9010 Illinois U.S.A.
  • 3127249011 | +1 312-724-9011 Illinois U.S.A.
  • 3127249012 | +1 312-724-9012 Illinois U.S.A.
  • 3127249013 | +1 312-724-9013 Illinois U.S.A.
  • 3127249014 | +1 312-724-9014 Illinois U.S.A.
  • 3127249015 | +1 312-724-9015 Illinois U.S.A.
  • 3127249016 | +1 312-724-9016 Illinois U.S.A.
  • 3127249017 | +1 312-724-9017 Illinois U.S.A.
  • 3127249018 | +1 312-724-9018 Illinois U.S.A.
  • 3127249019 | +1 312-724-9019 Illinois U.S.A.
  • 3127249020 | +1 312-724-9020 Illinois U.S.A.
  • 3127249021 | +1 312-724-9021 Illinois U.S.A.
  • 3127249022 | +1 312-724-9022 Illinois U.S.A.
  • 3127249023 | +1 312-724-9023 Illinois U.S.A.
  • 3127249024 | +1 312-724-9024 Illinois U.S.A.
  • 3127249025 | +1 312-724-9025 Illinois U.S.A.
  • 3127249026 | +1 312-724-9026 Illinois U.S.A.
  • 3127249027 | +1 312-724-9027 Illinois U.S.A.
  • 3127249028 | +1 312-724-9028 Illinois U.S.A.
  • 3127249029 | +1 312-724-9029 Illinois U.S.A.
  • 3127249030 | +1 312-724-9030 Illinois U.S.A.
  • 3127249031 | +1 312-724-9031 Illinois U.S.A.
  • 3127249032 | +1 312-724-9032 Illinois U.S.A.
  • 3127249033 | +1 312-724-9033 Illinois U.S.A.
  • 3127249034 | +1 312-724-9034 Illinois U.S.A.
  • 3127249035 | +1 312-724-9035 Illinois U.S.A.
  • 3127249036 | +1 312-724-9036 Illinois U.S.A.
  • 3127249037 | +1 312-724-9037 Illinois U.S.A.
  • 3127249038 | +1 312-724-9038 Illinois U.S.A.
  • 3127249039 | +1 312-724-9039 Illinois U.S.A.
  • 3127249040 | +1 312-724-9040 Illinois U.S.A.
  • 3127249041 | +1 312-724-9041 Illinois U.S.A.
  • 3127249042 | +1 312-724-9042 Illinois U.S.A.
  • 3127249043 | +1 312-724-9043 Illinois U.S.A.
  • 3127249044 | +1 312-724-9044 Illinois U.S.A.
  • 3127249045 | +1 312-724-9045 Illinois U.S.A.
  • 3127249046 | +1 312-724-9046 Illinois U.S.A.
  • 3127249047 | +1 312-724-9047 Illinois U.S.A.
  • 3127249048 | +1 312-724-9048 Illinois U.S.A.
  • 3127249049 | +1 312-724-9049 Illinois U.S.A.
  • 3127249050 | +1 312-724-9050 Illinois U.S.A.
  • 3127249051 | +1 312-724-9051 Illinois U.S.A.
  • 3127249052 | +1 312-724-9052 Illinois U.S.A.
  • 3127249053 | +1 312-724-9053 Illinois U.S.A.
  • 3127249054 | +1 312-724-9054 Illinois U.S.A.
  • 3127249055 | +1 312-724-9055 Illinois U.S.A.
  • 3127249056 | +1 312-724-9056 Illinois U.S.A.
  • 3127249057 | +1 312-724-9057 Illinois U.S.A.
  • 3127249058 | +1 312-724-9058 Illinois U.S.A.
  • 3127249059 | +1 312-724-9059 Illinois U.S.A.
  • 3127249060 | +1 312-724-9060 Illinois U.S.A.
  • 3127249061 | +1 312-724-9061 Illinois U.S.A.
  • 3127249062 | +1 312-724-9062 Illinois U.S.A.
  • 3127249063 | +1 312-724-9063 Illinois U.S.A.
  • 3127249064 | +1 312-724-9064 Illinois U.S.A.
  • 3127249065 | +1 312-724-9065 Illinois U.S.A.
  • 3127249066 | +1 312-724-9066 Illinois U.S.A.
  • 3127249067 | +1 312-724-9067 Illinois U.S.A.
  • 3127249068 | +1 312-724-9068 Illinois U.S.A.
  • 3127249069 | +1 312-724-9069 Illinois U.S.A.
  • 3127249070 | +1 312-724-9070 Illinois U.S.A.
  • 3127249071 | +1 312-724-9071 Illinois U.S.A.
  • 3127249072 | +1 312-724-9072 Illinois U.S.A.
  • 3127249073 | +1 312-724-9073 Illinois U.S.A.
  • 3127249074 | +1 312-724-9074 Illinois U.S.A.
  • 3127249075 | +1 312-724-9075 Illinois U.S.A.
  • 3127249076 | +1 312-724-9076 Illinois U.S.A.
  • 3127249077 | +1 312-724-9077 Illinois U.S.A.
  • 3127249078 | +1 312-724-9078 Illinois U.S.A.
  • 3127249079 | +1 312-724-9079 Illinois U.S.A.
  • 3127249080 | +1 312-724-9080 Illinois U.S.A.
  • 3127249081 | +1 312-724-9081 Illinois U.S.A.
  • 3127249082 | +1 312-724-9082 Illinois U.S.A.
  • 3127249083 | +1 312-724-9083 Illinois U.S.A.
  • 3127249084 | +1 312-724-9084 Illinois U.S.A.
  • 3127249085 | +1 312-724-9085 Illinois U.S.A.
  • 3127249086 | +1 312-724-9086 Illinois U.S.A.
  • 3127249087 | +1 312-724-9087 Illinois U.S.A.
  • 3127249088 | +1 312-724-9088 Illinois U.S.A.
  • 3127249089 | +1 312-724-9089 Illinois U.S.A.
  • 3127249090 | +1 312-724-9090 Illinois U.S.A.
  • 3127249091 | +1 312-724-9091 Illinois U.S.A.
  • 3127249092 | +1 312-724-9092 Illinois U.S.A.
  • 3127249093 | +1 312-724-9093 Illinois U.S.A.
  • 3127249094 | +1 312-724-9094 Illinois U.S.A.
  • 3127249095 | +1 312-724-9095 Illinois U.S.A.
  • 3127249096 | +1 312-724-9096 Illinois U.S.A.
  • 3127249097 | +1 312-724-9097 Illinois U.S.A.
  • 3127249098 | +1 312-724-9098 Illinois U.S.A.
  • 3127249099 | +1 312-724-9099 Illinois U.S.A.