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).

  • 3128360100 | +1 312-836-0100 Illinois U.S.A.
  • 3128360101 | +1 312-836-0101 Illinois U.S.A.
  • 3128360102 | +1 312-836-0102 Illinois U.S.A.
  • 3128360103 | +1 312-836-0103 Illinois U.S.A.
  • 3128360104 | +1 312-836-0104 Illinois U.S.A.
  • 3128360105 | +1 312-836-0105 Illinois U.S.A.
  • 3128360106 | +1 312-836-0106 Illinois U.S.A.
  • 3128360107 | +1 312-836-0107 Illinois U.S.A.
  • 3128360108 | +1 312-836-0108 Illinois U.S.A.
  • 3128360109 | +1 312-836-0109 Illinois U.S.A.
  • 3128360110 | +1 312-836-0110 Illinois U.S.A.
  • 3128360111 | +1 312-836-0111 Illinois U.S.A.
  • 3128360112 | +1 312-836-0112 Illinois U.S.A.
  • 3128360113 | +1 312-836-0113 Illinois U.S.A.
  • 3128360114 | +1 312-836-0114 Illinois U.S.A.
  • 3128360115 | +1 312-836-0115 Illinois U.S.A.
  • 3128360116 | +1 312-836-0116 Illinois U.S.A.
  • 3128360117 | +1 312-836-0117 Illinois U.S.A.
  • 3128360118 | +1 312-836-0118 Illinois U.S.A.
  • 3128360119 | +1 312-836-0119 Illinois U.S.A.
  • 3128360120 | +1 312-836-0120 Illinois U.S.A.
  • 3128360121 | +1 312-836-0121 Illinois U.S.A.
  • 3128360122 | +1 312-836-0122 Illinois U.S.A.
  • 3128360123 | +1 312-836-0123 Illinois U.S.A.
  • 3128360124 | +1 312-836-0124 Illinois U.S.A.
  • 3128360125 | +1 312-836-0125 Illinois U.S.A.
  • 3128360126 | +1 312-836-0126 Illinois U.S.A.
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  • 3128360131 | +1 312-836-0131 Illinois U.S.A.
  • 3128360132 | +1 312-836-0132 Illinois U.S.A.
  • 3128360133 | +1 312-836-0133 Illinois U.S.A.
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  • 3128360140 | +1 312-836-0140 Illinois U.S.A.
  • 3128360141 | +1 312-836-0141 Illinois U.S.A.
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  • 3128360144 | +1 312-836-0144 Illinois U.S.A.
  • 3128360145 | +1 312-836-0145 Illinois U.S.A.
  • 3128360146 | +1 312-836-0146 Illinois U.S.A.
  • 3128360147 | +1 312-836-0147 Illinois U.S.A.
  • 3128360148 | +1 312-836-0148 Illinois U.S.A.
  • 3128360149 | +1 312-836-0149 Illinois U.S.A.
  • 3128360150 | +1 312-836-0150 Illinois U.S.A.
  • 3128360151 | +1 312-836-0151 Illinois U.S.A.
  • 3128360152 | +1 312-836-0152 Illinois U.S.A.
  • 3128360153 | +1 312-836-0153 Illinois U.S.A.
  • 3128360154 | +1 312-836-0154 Illinois U.S.A.
  • 3128360155 | +1 312-836-0155 Illinois U.S.A.
  • 3128360156 | +1 312-836-0156 Illinois U.S.A.
  • 3128360157 | +1 312-836-0157 Illinois U.S.A.
  • 3128360158 | +1 312-836-0158 Illinois U.S.A.
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  • 3128360161 | +1 312-836-0161 Illinois U.S.A.
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  • 3128360166 | +1 312-836-0166 Illinois U.S.A.
  • 3128360167 | +1 312-836-0167 Illinois U.S.A.
  • 3128360168 | +1 312-836-0168 Illinois U.S.A.
  • 3128360169 | +1 312-836-0169 Illinois U.S.A.
  • 3128360170 | +1 312-836-0170 Illinois U.S.A.
  • 3128360171 | +1 312-836-0171 Illinois U.S.A.
  • 3128360172 | +1 312-836-0172 Illinois U.S.A.
  • 3128360173 | +1 312-836-0173 Illinois U.S.A.
  • 3128360174 | +1 312-836-0174 Illinois U.S.A.
  • 3128360175 | +1 312-836-0175 Illinois U.S.A.
  • 3128360176 | +1 312-836-0176 Illinois U.S.A.
  • 3128360177 | +1 312-836-0177 Illinois U.S.A.
  • 3128360178 | +1 312-836-0178 Illinois U.S.A.
  • 3128360179 | +1 312-836-0179 Illinois U.S.A.
  • 3128360180 | +1 312-836-0180 Illinois U.S.A.
  • 3128360181 | +1 312-836-0181 Illinois U.S.A.
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  • 3128360191 | +1 312-836-0191 Illinois U.S.A.
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  • 3128360194 | +1 312-836-0194 Illinois U.S.A.
  • 3128360195 | +1 312-836-0195 Illinois U.S.A.
  • 3128360196 | +1 312-836-0196 Illinois U.S.A.
  • 3128360197 | +1 312-836-0197 Illinois U.S.A.
  • 3128360198 | +1 312-836-0198 Illinois U.S.A.
  • 3128360199 | +1 312-836-0199 Illinois U.S.A.