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).

  • 3129216100 | +1 312-921-6100 Illinois U.S.A.
  • 3129216101 | +1 312-921-6101 Illinois U.S.A.
  • 3129216102 | +1 312-921-6102 Illinois U.S.A.
  • 3129216103 | +1 312-921-6103 Illinois U.S.A.
  • 3129216104 | +1 312-921-6104 Illinois U.S.A.
  • 3129216105 | +1 312-921-6105 Illinois U.S.A.
  • 3129216106 | +1 312-921-6106 Illinois U.S.A.
  • 3129216107 | +1 312-921-6107 Illinois U.S.A.
  • 3129216108 | +1 312-921-6108 Illinois U.S.A.
  • 3129216109 | +1 312-921-6109 Illinois U.S.A.
  • 3129216110 | +1 312-921-6110 Illinois U.S.A.
  • 3129216111 | +1 312-921-6111 Illinois U.S.A.
  • 3129216112 | +1 312-921-6112 Illinois U.S.A.
  • 3129216113 | +1 312-921-6113 Illinois U.S.A.
  • 3129216114 | +1 312-921-6114 Illinois U.S.A.
  • 3129216115 | +1 312-921-6115 Illinois U.S.A.
  • 3129216116 | +1 312-921-6116 Illinois U.S.A.
  • 3129216117 | +1 312-921-6117 Illinois U.S.A.
  • 3129216118 | +1 312-921-6118 Illinois U.S.A.
  • 3129216119 | +1 312-921-6119 Illinois U.S.A.
  • 3129216120 | +1 312-921-6120 Illinois U.S.A.
  • 3129216121 | +1 312-921-6121 Illinois U.S.A.
  • 3129216122 | +1 312-921-6122 Illinois U.S.A.
  • 3129216123 | +1 312-921-6123 Illinois U.S.A.
  • 3129216124 | +1 312-921-6124 Illinois U.S.A.
  • 3129216125 | +1 312-921-6125 Illinois U.S.A.
  • 3129216126 | +1 312-921-6126 Illinois U.S.A.
  • 3129216127 | +1 312-921-6127 Illinois U.S.A.
  • 3129216128 | +1 312-921-6128 Illinois U.S.A.
  • 3129216129 | +1 312-921-6129 Illinois U.S.A.
  • 3129216130 | +1 312-921-6130 Illinois U.S.A.
  • 3129216131 | +1 312-921-6131 Illinois U.S.A.
  • 3129216132 | +1 312-921-6132 Illinois U.S.A.
  • 3129216133 | +1 312-921-6133 Illinois U.S.A.
  • 3129216134 | +1 312-921-6134 Illinois U.S.A.
  • 3129216135 | +1 312-921-6135 Illinois U.S.A.
  • 3129216136 | +1 312-921-6136 Illinois U.S.A.
  • 3129216137 | +1 312-921-6137 Illinois U.S.A.
  • 3129216138 | +1 312-921-6138 Illinois U.S.A.
  • 3129216139 | +1 312-921-6139 Illinois U.S.A.
  • 3129216140 | +1 312-921-6140 Illinois U.S.A.
  • 3129216141 | +1 312-921-6141 Illinois U.S.A.
  • 3129216142 | +1 312-921-6142 Illinois U.S.A.
  • 3129216143 | +1 312-921-6143 Illinois U.S.A.
  • 3129216144 | +1 312-921-6144 Illinois U.S.A.
  • 3129216145 | +1 312-921-6145 Illinois U.S.A.
  • 3129216146 | +1 312-921-6146 Illinois U.S.A.
  • 3129216147 | +1 312-921-6147 Illinois U.S.A.
  • 3129216148 | +1 312-921-6148 Illinois U.S.A.
  • 3129216149 | +1 312-921-6149 Illinois U.S.A.
  • 3129216150 | +1 312-921-6150 Illinois U.S.A.
  • 3129216151 | +1 312-921-6151 Illinois U.S.A.
  • 3129216152 | +1 312-921-6152 Illinois U.S.A.
  • 3129216153 | +1 312-921-6153 Illinois U.S.A.
  • 3129216154 | +1 312-921-6154 Illinois U.S.A.
  • 3129216155 | +1 312-921-6155 Illinois U.S.A.
  • 3129216156 | +1 312-921-6156 Illinois U.S.A.
  • 3129216157 | +1 312-921-6157 Illinois U.S.A.
  • 3129216158 | +1 312-921-6158 Illinois U.S.A.
  • 3129216159 | +1 312-921-6159 Illinois U.S.A.
  • 3129216160 | +1 312-921-6160 Illinois U.S.A.
  • 3129216161 | +1 312-921-6161 Illinois U.S.A.
  • 3129216162 | +1 312-921-6162 Illinois U.S.A.
  • 3129216163 | +1 312-921-6163 Illinois U.S.A.
  • 3129216164 | +1 312-921-6164 Illinois U.S.A.
  • 3129216165 | +1 312-921-6165 Illinois U.S.A.
  • 3129216166 | +1 312-921-6166 Illinois U.S.A.
  • 3129216167 | +1 312-921-6167 Illinois U.S.A.
  • 3129216168 | +1 312-921-6168 Illinois U.S.A.
  • 3129216169 | +1 312-921-6169 Illinois U.S.A.
  • 3129216170 | +1 312-921-6170 Illinois U.S.A.
  • 3129216171 | +1 312-921-6171 Illinois U.S.A.
  • 3129216172 | +1 312-921-6172 Illinois U.S.A.
  • 3129216173 | +1 312-921-6173 Illinois U.S.A.
  • 3129216174 | +1 312-921-6174 Illinois U.S.A.
  • 3129216175 | +1 312-921-6175 Illinois U.S.A.
  • 3129216176 | +1 312-921-6176 Illinois U.S.A.
  • 3129216177 | +1 312-921-6177 Illinois U.S.A.
  • 3129216178 | +1 312-921-6178 Illinois U.S.A.
  • 3129216179 | +1 312-921-6179 Illinois U.S.A.
  • 3129216180 | +1 312-921-6180 Illinois U.S.A.
  • 3129216181 | +1 312-921-6181 Illinois U.S.A.
  • 3129216182 | +1 312-921-6182 Illinois U.S.A.
  • 3129216183 | +1 312-921-6183 Illinois U.S.A.
  • 3129216184 | +1 312-921-6184 Illinois U.S.A.
  • 3129216185 | +1 312-921-6185 Illinois U.S.A.
  • 3129216186 | +1 312-921-6186 Illinois U.S.A.
  • 3129216187 | +1 312-921-6187 Illinois U.S.A.
  • 3129216188 | +1 312-921-6188 Illinois U.S.A.
  • 3129216189 | +1 312-921-6189 Illinois U.S.A.
  • 3129216190 | +1 312-921-6190 Illinois U.S.A.
  • 3129216191 | +1 312-921-6191 Illinois U.S.A.
  • 3129216192 | +1 312-921-6192 Illinois U.S.A.
  • 3129216193 | +1 312-921-6193 Illinois U.S.A.
  • 3129216194 | +1 312-921-6194 Illinois U.S.A.
  • 3129216195 | +1 312-921-6195 Illinois U.S.A.
  • 3129216196 | +1 312-921-6196 Illinois U.S.A.
  • 3129216197 | +1 312-921-6197 Illinois U.S.A.
  • 3129216198 | +1 312-921-6198 Illinois U.S.A.
  • 3129216199 | +1 312-921-6199 Illinois U.S.A.