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).

  • 3122849000 | +1 312-284-9000 Illinois U.S.A.
  • 3122849001 | +1 312-284-9001 Illinois U.S.A.
  • 3122849002 | +1 312-284-9002 Illinois U.S.A.
  • 3122849003 | +1 312-284-9003 Illinois U.S.A.
  • 3122849004 | +1 312-284-9004 Illinois U.S.A.
  • 3122849005 | +1 312-284-9005 Illinois U.S.A.
  • 3122849006 | +1 312-284-9006 Illinois U.S.A.
  • 3122849007 | +1 312-284-9007 Illinois U.S.A.
  • 3122849008 | +1 312-284-9008 Illinois U.S.A.
  • 3122849009 | +1 312-284-9009 Illinois U.S.A.
  • 3122849010 | +1 312-284-9010 Illinois U.S.A.
  • 3122849011 | +1 312-284-9011 Illinois U.S.A.
  • 3122849012 | +1 312-284-9012 Illinois U.S.A.
  • 3122849013 | +1 312-284-9013 Illinois U.S.A.
  • 3122849014 | +1 312-284-9014 Illinois U.S.A.
  • 3122849015 | +1 312-284-9015 Illinois U.S.A.
  • 3122849016 | +1 312-284-9016 Illinois U.S.A.
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  • 3122849018 | +1 312-284-9018 Illinois U.S.A.
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  • 3122849020 | +1 312-284-9020 Illinois U.S.A.
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  • 3122849023 | +1 312-284-9023 Illinois U.S.A.
  • 3122849024 | +1 312-284-9024 Illinois U.S.A.
  • 3122849025 | +1 312-284-9025 Illinois U.S.A.
  • 3122849026 | +1 312-284-9026 Illinois U.S.A.
  • 3122849027 | +1 312-284-9027 Illinois U.S.A.
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  • 3122849030 | +1 312-284-9030 Illinois U.S.A.
  • 3122849031 | +1 312-284-9031 Illinois U.S.A.
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  • 3122849033 | +1 312-284-9033 Illinois U.S.A.
  • 3122849034 | +1 312-284-9034 Illinois U.S.A.
  • 3122849035 | +1 312-284-9035 Illinois U.S.A.
  • 3122849036 | +1 312-284-9036 Illinois U.S.A.
  • 3122849037 | +1 312-284-9037 Illinois U.S.A.
  • 3122849038 | +1 312-284-9038 Illinois U.S.A.
  • 3122849039 | +1 312-284-9039 Illinois U.S.A.
  • 3122849040 | +1 312-284-9040 Illinois U.S.A.
  • 3122849041 | +1 312-284-9041 Illinois U.S.A.
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  • 3122849043 | +1 312-284-9043 Illinois U.S.A.
  • 3122849044 | +1 312-284-9044 Illinois U.S.A.
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  • 3122849048 | +1 312-284-9048 Illinois U.S.A.
  • 3122849049 | +1 312-284-9049 Illinois U.S.A.
  • 3122849050 | +1 312-284-9050 Illinois U.S.A.
  • 3122849051 | +1 312-284-9051 Illinois U.S.A.
  • 3122849052 | +1 312-284-9052 Illinois U.S.A.
  • 3122849053 | +1 312-284-9053 Illinois U.S.A.
  • 3122849054 | +1 312-284-9054 Illinois U.S.A.
  • 3122849055 | +1 312-284-9055 Illinois U.S.A.
  • 3122849056 | +1 312-284-9056 Illinois U.S.A.
  • 3122849057 | +1 312-284-9057 Illinois U.S.A.
  • 3122849058 | +1 312-284-9058 Illinois U.S.A.
  • 3122849059 | +1 312-284-9059 Illinois U.S.A.
  • 3122849060 | +1 312-284-9060 Illinois U.S.A.
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  • 3122849062 | +1 312-284-9062 Illinois U.S.A.
  • 3122849063 | +1 312-284-9063 Illinois U.S.A.
  • 3122849064 | +1 312-284-9064 Illinois U.S.A.
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  • 3122849066 | +1 312-284-9066 Illinois U.S.A.
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  • 3122849069 | +1 312-284-9069 Illinois U.S.A.
  • 3122849070 | +1 312-284-9070 Illinois U.S.A.
  • 3122849071 | +1 312-284-9071 Illinois U.S.A.
  • 3122849072 | +1 312-284-9072 Illinois U.S.A.
  • 3122849073 | +1 312-284-9073 Illinois U.S.A.
  • 3122849074 | +1 312-284-9074 Illinois U.S.A.
  • 3122849075 | +1 312-284-9075 Illinois U.S.A.
  • 3122849076 | +1 312-284-9076 Illinois U.S.A.
  • 3122849077 | +1 312-284-9077 Illinois U.S.A.
  • 3122849078 | +1 312-284-9078 Illinois U.S.A.
  • 3122849079 | +1 312-284-9079 Illinois U.S.A.
  • 3122849080 | +1 312-284-9080 Illinois U.S.A.
  • 3122849081 | +1 312-284-9081 Illinois U.S.A.
  • 3122849082 | +1 312-284-9082 Illinois U.S.A.
  • 3122849083 | +1 312-284-9083 Illinois U.S.A.
  • 3122849084 | +1 312-284-9084 Illinois U.S.A.
  • 3122849085 | +1 312-284-9085 Illinois U.S.A.
  • 3122849086 | +1 312-284-9086 Illinois U.S.A.
  • 3122849087 | +1 312-284-9087 Illinois U.S.A.
  • 3122849088 | +1 312-284-9088 Illinois U.S.A.
  • 3122849089 | +1 312-284-9089 Illinois U.S.A.
  • 3122849090 | +1 312-284-9090 Illinois U.S.A.
  • 3122849091 | +1 312-284-9091 Illinois U.S.A.
  • 3122849092 | +1 312-284-9092 Illinois U.S.A.
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  • 3122849095 | +1 312-284-9095 Illinois U.S.A.
  • 3122849096 | +1 312-284-9096 Illinois U.S.A.
  • 3122849097 | +1 312-284-9097 Illinois U.S.A.
  • 3122849098 | +1 312-284-9098 Illinois U.S.A.
  • 3122849099 | +1 312-284-9099 Illinois U.S.A.