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).

  • 3123376100 | +1 312-337-6100 Illinois U.S.A.
  • 3123376101 | +1 312-337-6101 Illinois U.S.A.
  • 3123376102 | +1 312-337-6102 Illinois U.S.A.
  • 3123376103 | +1 312-337-6103 Illinois U.S.A.
  • 3123376104 | +1 312-337-6104 Illinois U.S.A.
  • 3123376105 | +1 312-337-6105 Illinois U.S.A.
  • 3123376106 | +1 312-337-6106 Illinois U.S.A.
  • 3123376107 | +1 312-337-6107 Illinois U.S.A.
  • 3123376108 | +1 312-337-6108 Illinois U.S.A.
  • 3123376109 | +1 312-337-6109 Illinois U.S.A.
  • 3123376110 | +1 312-337-6110 Illinois U.S.A.
  • 3123376111 | +1 312-337-6111 Illinois U.S.A.
  • 3123376112 | +1 312-337-6112 Illinois U.S.A.
  • 3123376113 | +1 312-337-6113 Illinois U.S.A.
  • 3123376114 | +1 312-337-6114 Illinois U.S.A.
  • 3123376115 | +1 312-337-6115 Illinois U.S.A.
  • 3123376116 | +1 312-337-6116 Illinois U.S.A.
  • 3123376117 | +1 312-337-6117 Illinois U.S.A.
  • 3123376118 | +1 312-337-6118 Illinois U.S.A.
  • 3123376119 | +1 312-337-6119 Illinois U.S.A.
  • 3123376120 | +1 312-337-6120 Illinois U.S.A.
  • 3123376121 | +1 312-337-6121 Illinois U.S.A.
  • 3123376122 | +1 312-337-6122 Illinois U.S.A.
  • 3123376123 | +1 312-337-6123 Illinois U.S.A.
  • 3123376124 | +1 312-337-6124 Illinois U.S.A.
  • 3123376125 | +1 312-337-6125 Illinois U.S.A.
  • 3123376126 | +1 312-337-6126 Illinois U.S.A.
  • 3123376127 | +1 312-337-6127 Illinois U.S.A.
  • 3123376128 | +1 312-337-6128 Illinois U.S.A.
  • 3123376129 | +1 312-337-6129 Illinois U.S.A.
  • 3123376130 | +1 312-337-6130 Illinois U.S.A.
  • 3123376131 | +1 312-337-6131 Illinois U.S.A.
  • 3123376132 | +1 312-337-6132 Illinois U.S.A.
  • 3123376133 | +1 312-337-6133 Illinois U.S.A.
  • 3123376134 | +1 312-337-6134 Illinois U.S.A.
  • 3123376135 | +1 312-337-6135 Illinois U.S.A.
  • 3123376136 | +1 312-337-6136 Illinois U.S.A.
  • 3123376137 | +1 312-337-6137 Illinois U.S.A.
  • 3123376138 | +1 312-337-6138 Illinois U.S.A.
  • 3123376139 | +1 312-337-6139 Illinois U.S.A.
  • 3123376140 | +1 312-337-6140 Illinois U.S.A.
  • 3123376141 | +1 312-337-6141 Illinois U.S.A.
  • 3123376142 | +1 312-337-6142 Illinois U.S.A.
  • 3123376143 | +1 312-337-6143 Illinois U.S.A.
  • 3123376144 | +1 312-337-6144 Illinois U.S.A.
  • 3123376145 | +1 312-337-6145 Illinois U.S.A.
  • 3123376146 | +1 312-337-6146 Illinois U.S.A.
  • 3123376147 | +1 312-337-6147 Illinois U.S.A.
  • 3123376148 | +1 312-337-6148 Illinois U.S.A.
  • 3123376149 | +1 312-337-6149 Illinois U.S.A.
  • 3123376150 | +1 312-337-6150 Illinois U.S.A.
  • 3123376151 | +1 312-337-6151 Illinois U.S.A.
  • 3123376152 | +1 312-337-6152 Illinois U.S.A.
  • 3123376153 | +1 312-337-6153 Illinois U.S.A.
  • 3123376154 | +1 312-337-6154 Illinois U.S.A.
  • 3123376155 | +1 312-337-6155 Illinois U.S.A.
  • 3123376156 | +1 312-337-6156 Illinois U.S.A.
  • 3123376157 | +1 312-337-6157 Illinois U.S.A.
  • 3123376158 | +1 312-337-6158 Illinois U.S.A.
  • 3123376159 | +1 312-337-6159 Illinois U.S.A.
  • 3123376160 | +1 312-337-6160 Illinois U.S.A.
  • 3123376161 | +1 312-337-6161 Illinois U.S.A.
  • 3123376162 | +1 312-337-6162 Illinois U.S.A.
  • 3123376163 | +1 312-337-6163 Illinois U.S.A.
  • 3123376164 | +1 312-337-6164 Illinois U.S.A.
  • 3123376165 | +1 312-337-6165 Illinois U.S.A.
  • 3123376166 | +1 312-337-6166 Illinois U.S.A.
  • 3123376167 | +1 312-337-6167 Illinois U.S.A.
  • 3123376168 | +1 312-337-6168 Illinois U.S.A.
  • 3123376169 | +1 312-337-6169 Illinois U.S.A.
  • 3123376170 | +1 312-337-6170 Illinois U.S.A.
  • 3123376171 | +1 312-337-6171 Illinois U.S.A.
  • 3123376172 | +1 312-337-6172 Illinois U.S.A.
  • 3123376173 | +1 312-337-6173 Illinois U.S.A.
  • 3123376174 | +1 312-337-6174 Illinois U.S.A.
  • 3123376175 | +1 312-337-6175 Illinois U.S.A.
  • 3123376176 | +1 312-337-6176 Illinois U.S.A.
  • 3123376177 | +1 312-337-6177 Illinois U.S.A.
  • 3123376178 | +1 312-337-6178 Illinois U.S.A.
  • 3123376179 | +1 312-337-6179 Illinois U.S.A.
  • 3123376180 | +1 312-337-6180 Illinois U.S.A.
  • 3123376181 | +1 312-337-6181 Illinois U.S.A.
  • 3123376182 | +1 312-337-6182 Illinois U.S.A.
  • 3123376183 | +1 312-337-6183 Illinois U.S.A.
  • 3123376184 | +1 312-337-6184 Illinois U.S.A.
  • 3123376185 | +1 312-337-6185 Illinois U.S.A.
  • 3123376186 | +1 312-337-6186 Illinois U.S.A.
  • 3123376187 | +1 312-337-6187 Illinois U.S.A.
  • 3123376188 | +1 312-337-6188 Illinois U.S.A.
  • 3123376189 | +1 312-337-6189 Illinois U.S.A.
  • 3123376190 | +1 312-337-6190 Illinois U.S.A.
  • 3123376191 | +1 312-337-6191 Illinois U.S.A.
  • 3123376192 | +1 312-337-6192 Illinois U.S.A.
  • 3123376193 | +1 312-337-6193 Illinois U.S.A.
  • 3123376194 | +1 312-337-6194 Illinois U.S.A.
  • 3123376195 | +1 312-337-6195 Illinois U.S.A.
  • 3123376196 | +1 312-337-6196 Illinois U.S.A.
  • 3123376197 | +1 312-337-6197 Illinois U.S.A.
  • 3123376198 | +1 312-337-6198 Illinois U.S.A.
  • 3123376199 | +1 312-337-6199 Illinois U.S.A.