CitysDirectory

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).

  • 3129779000 | +1 312-977-9000 Illinois U.S.A.
  • 3129779001 | +1 312-977-9001 Illinois U.S.A.
  • 3129779002 | +1 312-977-9002 Illinois U.S.A.
  • 3129779003 | +1 312-977-9003 Illinois U.S.A.
  • 3129779004 | +1 312-977-9004 Illinois U.S.A.
  • 3129779005 | +1 312-977-9005 Illinois U.S.A.
  • 3129779006 | +1 312-977-9006 Illinois U.S.A.
  • 3129779007 | +1 312-977-9007 Illinois U.S.A.
  • 3129779008 | +1 312-977-9008 Illinois U.S.A.
  • 3129779009 | +1 312-977-9009 Illinois U.S.A.
  • 3129779010 | +1 312-977-9010 Illinois U.S.A.
  • 3129779011 | +1 312-977-9011 Illinois U.S.A.
  • 3129779012 | +1 312-977-9012 Illinois U.S.A.
  • 3129779013 | +1 312-977-9013 Illinois U.S.A.
  • 3129779014 | +1 312-977-9014 Illinois U.S.A.
  • 3129779015 | +1 312-977-9015 Illinois U.S.A.
  • 3129779016 | +1 312-977-9016 Illinois U.S.A.
  • 3129779017 | +1 312-977-9017 Illinois U.S.A.
  • 3129779018 | +1 312-977-9018 Illinois U.S.A.
  • 3129779019 | +1 312-977-9019 Illinois U.S.A.
  • 3129779020 | +1 312-977-9020 Illinois U.S.A.
  • 3129779021 | +1 312-977-9021 Illinois U.S.A.
  • 3129779022 | +1 312-977-9022 Illinois U.S.A.
  • 3129779023 | +1 312-977-9023 Illinois U.S.A.
  • 3129779024 | +1 312-977-9024 Illinois U.S.A.
  • 3129779025 | +1 312-977-9025 Illinois U.S.A.
  • 3129779026 | +1 312-977-9026 Illinois U.S.A.
  • 3129779027 | +1 312-977-9027 Illinois U.S.A.
  • 3129779028 | +1 312-977-9028 Illinois U.S.A.
  • 3129779029 | +1 312-977-9029 Illinois U.S.A.
  • 3129779030 | +1 312-977-9030 Illinois U.S.A.
  • 3129779031 | +1 312-977-9031 Illinois U.S.A.
  • 3129779032 | +1 312-977-9032 Illinois U.S.A.
  • 3129779033 | +1 312-977-9033 Illinois U.S.A.
  • 3129779034 | +1 312-977-9034 Illinois U.S.A.
  • 3129779035 | +1 312-977-9035 Illinois U.S.A.
  • 3129779036 | +1 312-977-9036 Illinois U.S.A.
  • 3129779037 | +1 312-977-9037 Illinois U.S.A.
  • 3129779038 | +1 312-977-9038 Illinois U.S.A.
  • 3129779039 | +1 312-977-9039 Illinois U.S.A.
  • 3129779040 | +1 312-977-9040 Illinois U.S.A.
  • 3129779041 | +1 312-977-9041 Illinois U.S.A.
  • 3129779042 | +1 312-977-9042 Illinois U.S.A.
  • 3129779043 | +1 312-977-9043 Illinois U.S.A.
  • 3129779044 | +1 312-977-9044 Illinois U.S.A.
  • 3129779045 | +1 312-977-9045 Illinois U.S.A.
  • 3129779046 | +1 312-977-9046 Illinois U.S.A.
  • 3129779047 | +1 312-977-9047 Illinois U.S.A.
  • 3129779048 | +1 312-977-9048 Illinois U.S.A.
  • 3129779049 | +1 312-977-9049 Illinois U.S.A.
  • 3129779050 | +1 312-977-9050 Illinois U.S.A.
  • 3129779051 | +1 312-977-9051 Illinois U.S.A.
  • 3129779052 | +1 312-977-9052 Illinois U.S.A.
  • 3129779053 | +1 312-977-9053 Illinois U.S.A.
  • 3129779054 | +1 312-977-9054 Illinois U.S.A.
  • 3129779055 | +1 312-977-9055 Illinois U.S.A.
  • 3129779056 | +1 312-977-9056 Illinois U.S.A.
  • 3129779057 | +1 312-977-9057 Illinois U.S.A.
  • 3129779058 | +1 312-977-9058 Illinois U.S.A.
  • 3129779059 | +1 312-977-9059 Illinois U.S.A.
  • 3129779060 | +1 312-977-9060 Illinois U.S.A.
  • 3129779061 | +1 312-977-9061 Illinois U.S.A.
  • 3129779062 | +1 312-977-9062 Illinois U.S.A.
  • 3129779063 | +1 312-977-9063 Illinois U.S.A.
  • 3129779064 | +1 312-977-9064 Illinois U.S.A.
  • 3129779065 | +1 312-977-9065 Illinois U.S.A.
  • 3129779066 | +1 312-977-9066 Illinois U.S.A.
  • 3129779067 | +1 312-977-9067 Illinois U.S.A.
  • 3129779068 | +1 312-977-9068 Illinois U.S.A.
  • 3129779069 | +1 312-977-9069 Illinois U.S.A.
  • 3129779070 | +1 312-977-9070 Illinois U.S.A.
  • 3129779071 | +1 312-977-9071 Illinois U.S.A.
  • 3129779072 | +1 312-977-9072 Illinois U.S.A.
  • 3129779073 | +1 312-977-9073 Illinois U.S.A.
  • 3129779074 | +1 312-977-9074 Illinois U.S.A.
  • 3129779075 | +1 312-977-9075 Illinois U.S.A.
  • 3129779076 | +1 312-977-9076 Illinois U.S.A.
  • 3129779077 | +1 312-977-9077 Illinois U.S.A.
  • 3129779078 | +1 312-977-9078 Illinois U.S.A.
  • 3129779079 | +1 312-977-9079 Illinois U.S.A.
  • 3129779080 | +1 312-977-9080 Illinois U.S.A.
  • 3129779081 | +1 312-977-9081 Illinois U.S.A.
  • 3129779082 | +1 312-977-9082 Illinois U.S.A.
  • 3129779083 | +1 312-977-9083 Illinois U.S.A.
  • 3129779084 | +1 312-977-9084 Illinois U.S.A.
  • 3129779085 | +1 312-977-9085 Illinois U.S.A.
  • 3129779086 | +1 312-977-9086 Illinois U.S.A.
  • 3129779087 | +1 312-977-9087 Illinois U.S.A.
  • 3129779088 | +1 312-977-9088 Illinois U.S.A.
  • 3129779089 | +1 312-977-9089 Illinois U.S.A.
  • 3129779090 | +1 312-977-9090 Illinois U.S.A.
  • 3129779091 | +1 312-977-9091 Illinois U.S.A.
  • 3129779092 | +1 312-977-9092 Illinois U.S.A.
  • 3129779093 | +1 312-977-9093 Illinois U.S.A.
  • 3129779094 | +1 312-977-9094 Illinois U.S.A.
  • 3129779095 | +1 312-977-9095 Illinois U.S.A.
  • 3129779096 | +1 312-977-9096 Illinois U.S.A.
  • 3129779097 | +1 312-977-9097 Illinois U.S.A.
  • 3129779098 | +1 312-977-9098 Illinois U.S.A.
  • 3129779099 | +1 312-977-9099 Illinois U.S.A.

    • Complete Phone Number

    e.g. 111-222-3333

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