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).

  • 3128576100 | +1 312-857-6100 Illinois U.S.A.
  • 3128576101 | +1 312-857-6101 Illinois U.S.A.
  • 3128576102 | +1 312-857-6102 Illinois U.S.A.
  • 3128576103 | +1 312-857-6103 Illinois U.S.A.
  • 3128576104 | +1 312-857-6104 Illinois U.S.A.
  • 3128576105 | +1 312-857-6105 Illinois U.S.A.
  • 3128576106 | +1 312-857-6106 Illinois U.S.A.
  • 3128576107 | +1 312-857-6107 Illinois U.S.A.
  • 3128576108 | +1 312-857-6108 Illinois U.S.A.
  • 3128576109 | +1 312-857-6109 Illinois U.S.A.
  • 3128576110 | +1 312-857-6110 Illinois U.S.A.
  • 3128576111 | +1 312-857-6111 Illinois U.S.A.
  • 3128576112 | +1 312-857-6112 Illinois U.S.A.
  • 3128576113 | +1 312-857-6113 Illinois U.S.A.
  • 3128576114 | +1 312-857-6114 Illinois U.S.A.
  • 3128576115 | +1 312-857-6115 Illinois U.S.A.
  • 3128576116 | +1 312-857-6116 Illinois U.S.A.
  • 3128576117 | +1 312-857-6117 Illinois U.S.A.
  • 3128576118 | +1 312-857-6118 Illinois U.S.A.
  • 3128576119 | +1 312-857-6119 Illinois U.S.A.
  • 3128576120 | +1 312-857-6120 Illinois U.S.A.
  • 3128576121 | +1 312-857-6121 Illinois U.S.A.
  • 3128576122 | +1 312-857-6122 Illinois U.S.A.
  • 3128576123 | +1 312-857-6123 Illinois U.S.A.
  • 3128576124 | +1 312-857-6124 Illinois U.S.A.
  • 3128576125 | +1 312-857-6125 Illinois U.S.A.
  • 3128576126 | +1 312-857-6126 Illinois U.S.A.
  • 3128576127 | +1 312-857-6127 Illinois U.S.A.
  • 3128576128 | +1 312-857-6128 Illinois U.S.A.
  • 3128576129 | +1 312-857-6129 Illinois U.S.A.
  • 3128576130 | +1 312-857-6130 Illinois U.S.A.
  • 3128576131 | +1 312-857-6131 Illinois U.S.A.
  • 3128576132 | +1 312-857-6132 Illinois U.S.A.
  • 3128576133 | +1 312-857-6133 Illinois U.S.A.
  • 3128576134 | +1 312-857-6134 Illinois U.S.A.
  • 3128576135 | +1 312-857-6135 Illinois U.S.A.
  • 3128576136 | +1 312-857-6136 Illinois U.S.A.
  • 3128576137 | +1 312-857-6137 Illinois U.S.A.
  • 3128576138 | +1 312-857-6138 Illinois U.S.A.
  • 3128576139 | +1 312-857-6139 Illinois U.S.A.
  • 3128576140 | +1 312-857-6140 Illinois U.S.A.
  • 3128576141 | +1 312-857-6141 Illinois U.S.A.
  • 3128576142 | +1 312-857-6142 Illinois U.S.A.
  • 3128576143 | +1 312-857-6143 Illinois U.S.A.
  • 3128576144 | +1 312-857-6144 Illinois U.S.A.
  • 3128576145 | +1 312-857-6145 Illinois U.S.A.
  • 3128576146 | +1 312-857-6146 Illinois U.S.A.
  • 3128576147 | +1 312-857-6147 Illinois U.S.A.
  • 3128576148 | +1 312-857-6148 Illinois U.S.A.
  • 3128576149 | +1 312-857-6149 Illinois U.S.A.
  • 3128576150 | +1 312-857-6150 Illinois U.S.A.
  • 3128576151 | +1 312-857-6151 Illinois U.S.A.
  • 3128576152 | +1 312-857-6152 Illinois U.S.A.
  • 3128576153 | +1 312-857-6153 Illinois U.S.A.
  • 3128576154 | +1 312-857-6154 Illinois U.S.A.
  • 3128576155 | +1 312-857-6155 Illinois U.S.A.
  • 3128576156 | +1 312-857-6156 Illinois U.S.A.
  • 3128576157 | +1 312-857-6157 Illinois U.S.A.
  • 3128576158 | +1 312-857-6158 Illinois U.S.A.
  • 3128576159 | +1 312-857-6159 Illinois U.S.A.
  • 3128576160 | +1 312-857-6160 Illinois U.S.A.
  • 3128576161 | +1 312-857-6161 Illinois U.S.A.
  • 3128576162 | +1 312-857-6162 Illinois U.S.A.
  • 3128576163 | +1 312-857-6163 Illinois U.S.A.
  • 3128576164 | +1 312-857-6164 Illinois U.S.A.
  • 3128576165 | +1 312-857-6165 Illinois U.S.A.
  • 3128576166 | +1 312-857-6166 Illinois U.S.A.
  • 3128576167 | +1 312-857-6167 Illinois U.S.A.
  • 3128576168 | +1 312-857-6168 Illinois U.S.A.
  • 3128576169 | +1 312-857-6169 Illinois U.S.A.
  • 3128576170 | +1 312-857-6170 Illinois U.S.A.
  • 3128576171 | +1 312-857-6171 Illinois U.S.A.
  • 3128576172 | +1 312-857-6172 Illinois U.S.A.
  • 3128576173 | +1 312-857-6173 Illinois U.S.A.
  • 3128576174 | +1 312-857-6174 Illinois U.S.A.
  • 3128576175 | +1 312-857-6175 Illinois U.S.A.
  • 3128576176 | +1 312-857-6176 Illinois U.S.A.
  • 3128576177 | +1 312-857-6177 Illinois U.S.A.
  • 3128576178 | +1 312-857-6178 Illinois U.S.A.
  • 3128576179 | +1 312-857-6179 Illinois U.S.A.
  • 3128576180 | +1 312-857-6180 Illinois U.S.A.
  • 3128576181 | +1 312-857-6181 Illinois U.S.A.
  • 3128576182 | +1 312-857-6182 Illinois U.S.A.
  • 3128576183 | +1 312-857-6183 Illinois U.S.A.
  • 3128576184 | +1 312-857-6184 Illinois U.S.A.
  • 3128576185 | +1 312-857-6185 Illinois U.S.A.
  • 3128576186 | +1 312-857-6186 Illinois U.S.A.
  • 3128576187 | +1 312-857-6187 Illinois U.S.A.
  • 3128576188 | +1 312-857-6188 Illinois U.S.A.
  • 3128576189 | +1 312-857-6189 Illinois U.S.A.
  • 3128576190 | +1 312-857-6190 Illinois U.S.A.
  • 3128576191 | +1 312-857-6191 Illinois U.S.A.
  • 3128576192 | +1 312-857-6192 Illinois U.S.A.
  • 3128576193 | +1 312-857-6193 Illinois U.S.A.
  • 3128576194 | +1 312-857-6194 Illinois U.S.A.
  • 3128576195 | +1 312-857-6195 Illinois U.S.A.
  • 3128576196 | +1 312-857-6196 Illinois U.S.A.
  • 3128576197 | +1 312-857-6197 Illinois U.S.A.
  • 3128576198 | +1 312-857-6198 Illinois U.S.A.
  • 3128576199 | +1 312-857-6199 Illinois U.S.A.