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).

  • 3127248100 | +1 312-724-8100 Illinois U.S.A.
  • 3127248101 | +1 312-724-8101 Illinois U.S.A.
  • 3127248102 | +1 312-724-8102 Illinois U.S.A.
  • 3127248103 | +1 312-724-8103 Illinois U.S.A.
  • 3127248104 | +1 312-724-8104 Illinois U.S.A.
  • 3127248105 | +1 312-724-8105 Illinois U.S.A.
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  • 3127248107 | +1 312-724-8107 Illinois U.S.A.
  • 3127248108 | +1 312-724-8108 Illinois U.S.A.
  • 3127248109 | +1 312-724-8109 Illinois U.S.A.
  • 3127248110 | +1 312-724-8110 Illinois U.S.A.
  • 3127248111 | +1 312-724-8111 Illinois U.S.A.
  • 3127248112 | +1 312-724-8112 Illinois U.S.A.
  • 3127248113 | +1 312-724-8113 Illinois U.S.A.
  • 3127248114 | +1 312-724-8114 Illinois U.S.A.
  • 3127248115 | +1 312-724-8115 Illinois U.S.A.
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  • 3127248117 | +1 312-724-8117 Illinois U.S.A.
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  • 3127248119 | +1 312-724-8119 Illinois U.S.A.
  • 3127248120 | +1 312-724-8120 Illinois U.S.A.
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  • 3127248122 | +1 312-724-8122 Illinois U.S.A.
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  • 3127248133 | +1 312-724-8133 Illinois U.S.A.
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  • 3127248140 | +1 312-724-8140 Illinois U.S.A.
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  • 3127248142 | +1 312-724-8142 Illinois U.S.A.
  • 3127248143 | +1 312-724-8143 Illinois U.S.A.
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  • 3127248145 | +1 312-724-8145 Illinois U.S.A.
  • 3127248146 | +1 312-724-8146 Illinois U.S.A.
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  • 3127248148 | +1 312-724-8148 Illinois U.S.A.
  • 3127248149 | +1 312-724-8149 Illinois U.S.A.
  • 3127248150 | +1 312-724-8150 Illinois U.S.A.
  • 3127248151 | +1 312-724-8151 Illinois U.S.A.
  • 3127248152 | +1 312-724-8152 Illinois U.S.A.
  • 3127248153 | +1 312-724-8153 Illinois U.S.A.
  • 3127248154 | +1 312-724-8154 Illinois U.S.A.
  • 3127248155 | +1 312-724-8155 Illinois U.S.A.
  • 3127248156 | +1 312-724-8156 Illinois U.S.A.
  • 3127248157 | +1 312-724-8157 Illinois U.S.A.
  • 3127248158 | +1 312-724-8158 Illinois U.S.A.
  • 3127248159 | +1 312-724-8159 Illinois U.S.A.
  • 3127248160 | +1 312-724-8160 Illinois U.S.A.
  • 3127248161 | +1 312-724-8161 Illinois U.S.A.
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  • 3127248163 | +1 312-724-8163 Illinois U.S.A.
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  • 3127248167 | +1 312-724-8167 Illinois U.S.A.
  • 3127248168 | +1 312-724-8168 Illinois U.S.A.
  • 3127248169 | +1 312-724-8169 Illinois U.S.A.
  • 3127248170 | +1 312-724-8170 Illinois U.S.A.
  • 3127248171 | +1 312-724-8171 Illinois U.S.A.
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  • 3127248174 | +1 312-724-8174 Illinois U.S.A.
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  • 3127248176 | +1 312-724-8176 Illinois U.S.A.
  • 3127248177 | +1 312-724-8177 Illinois U.S.A.
  • 3127248178 | +1 312-724-8178 Illinois U.S.A.
  • 3127248179 | +1 312-724-8179 Illinois U.S.A.
  • 3127248180 | +1 312-724-8180 Illinois U.S.A.
  • 3127248181 | +1 312-724-8181 Illinois U.S.A.
  • 3127248182 | +1 312-724-8182 Illinois U.S.A.
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  • 3127248191 | +1 312-724-8191 Illinois U.S.A.
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  • 3127248193 | +1 312-724-8193 Illinois U.S.A.
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  • 3127248196 | +1 312-724-8196 Illinois U.S.A.
  • 3127248197 | +1 312-724-8197 Illinois U.S.A.
  • 3127248198 | +1 312-724-8198 Illinois U.S.A.
  • 3127248199 | +1 312-724-8199 Illinois U.S.A.