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).

  • 3127375100 | +1 312-737-5100 Illinois U.S.A.
  • 3127375101 | +1 312-737-5101 Illinois U.S.A.
  • 3127375102 | +1 312-737-5102 Illinois U.S.A.
  • 3127375103 | +1 312-737-5103 Illinois U.S.A.
  • 3127375104 | +1 312-737-5104 Illinois U.S.A.
  • 3127375105 | +1 312-737-5105 Illinois U.S.A.
  • 3127375106 | +1 312-737-5106 Illinois U.S.A.
  • 3127375107 | +1 312-737-5107 Illinois U.S.A.
  • 3127375108 | +1 312-737-5108 Illinois U.S.A.
  • 3127375109 | +1 312-737-5109 Illinois U.S.A.
  • 3127375110 | +1 312-737-5110 Illinois U.S.A.
  • 3127375111 | +1 312-737-5111 Illinois U.S.A.
  • 3127375112 | +1 312-737-5112 Illinois U.S.A.
  • 3127375113 | +1 312-737-5113 Illinois U.S.A.
  • 3127375114 | +1 312-737-5114 Illinois U.S.A.
  • 3127375115 | +1 312-737-5115 Illinois U.S.A.
  • 3127375116 | +1 312-737-5116 Illinois U.S.A.
  • 3127375117 | +1 312-737-5117 Illinois U.S.A.
  • 3127375118 | +1 312-737-5118 Illinois U.S.A.
  • 3127375119 | +1 312-737-5119 Illinois U.S.A.
  • 3127375120 | +1 312-737-5120 Illinois U.S.A.
  • 3127375121 | +1 312-737-5121 Illinois U.S.A.
  • 3127375122 | +1 312-737-5122 Illinois U.S.A.
  • 3127375123 | +1 312-737-5123 Illinois U.S.A.
  • 3127375124 | +1 312-737-5124 Illinois U.S.A.
  • 3127375125 | +1 312-737-5125 Illinois U.S.A.
  • 3127375126 | +1 312-737-5126 Illinois U.S.A.
  • 3127375127 | +1 312-737-5127 Illinois U.S.A.
  • 3127375128 | +1 312-737-5128 Illinois U.S.A.
  • 3127375129 | +1 312-737-5129 Illinois U.S.A.
  • 3127375130 | +1 312-737-5130 Illinois U.S.A.
  • 3127375131 | +1 312-737-5131 Illinois U.S.A.
  • 3127375132 | +1 312-737-5132 Illinois U.S.A.
  • 3127375133 | +1 312-737-5133 Illinois U.S.A.
  • 3127375134 | +1 312-737-5134 Illinois U.S.A.
  • 3127375135 | +1 312-737-5135 Illinois U.S.A.
  • 3127375136 | +1 312-737-5136 Illinois U.S.A.
  • 3127375137 | +1 312-737-5137 Illinois U.S.A.
  • 3127375138 | +1 312-737-5138 Illinois U.S.A.
  • 3127375139 | +1 312-737-5139 Illinois U.S.A.
  • 3127375140 | +1 312-737-5140 Illinois U.S.A.
  • 3127375141 | +1 312-737-5141 Illinois U.S.A.
  • 3127375142 | +1 312-737-5142 Illinois U.S.A.
  • 3127375143 | +1 312-737-5143 Illinois U.S.A.
  • 3127375144 | +1 312-737-5144 Illinois U.S.A.
  • 3127375145 | +1 312-737-5145 Illinois U.S.A.
  • 3127375146 | +1 312-737-5146 Illinois U.S.A.
  • 3127375147 | +1 312-737-5147 Illinois U.S.A.
  • 3127375148 | +1 312-737-5148 Illinois U.S.A.
  • 3127375149 | +1 312-737-5149 Illinois U.S.A.
  • 3127375150 | +1 312-737-5150 Illinois U.S.A.
  • 3127375151 | +1 312-737-5151 Illinois U.S.A.
  • 3127375152 | +1 312-737-5152 Illinois U.S.A.
  • 3127375153 | +1 312-737-5153 Illinois U.S.A.
  • 3127375154 | +1 312-737-5154 Illinois U.S.A.
  • 3127375155 | +1 312-737-5155 Illinois U.S.A.
  • 3127375156 | +1 312-737-5156 Illinois U.S.A.
  • 3127375157 | +1 312-737-5157 Illinois U.S.A.
  • 3127375158 | +1 312-737-5158 Illinois U.S.A.
  • 3127375159 | +1 312-737-5159 Illinois U.S.A.
  • 3127375160 | +1 312-737-5160 Illinois U.S.A.
  • 3127375161 | +1 312-737-5161 Illinois U.S.A.
  • 3127375162 | +1 312-737-5162 Illinois U.S.A.
  • 3127375163 | +1 312-737-5163 Illinois U.S.A.
  • 3127375164 | +1 312-737-5164 Illinois U.S.A.
  • 3127375165 | +1 312-737-5165 Illinois U.S.A.
  • 3127375166 | +1 312-737-5166 Illinois U.S.A.
  • 3127375167 | +1 312-737-5167 Illinois U.S.A.
  • 3127375168 | +1 312-737-5168 Illinois U.S.A.
  • 3127375169 | +1 312-737-5169 Illinois U.S.A.
  • 3127375170 | +1 312-737-5170 Illinois U.S.A.
  • 3127375171 | +1 312-737-5171 Illinois U.S.A.
  • 3127375172 | +1 312-737-5172 Illinois U.S.A.
  • 3127375173 | +1 312-737-5173 Illinois U.S.A.
  • 3127375174 | +1 312-737-5174 Illinois U.S.A.
  • 3127375175 | +1 312-737-5175 Illinois U.S.A.
  • 3127375176 | +1 312-737-5176 Illinois U.S.A.
  • 3127375177 | +1 312-737-5177 Illinois U.S.A.
  • 3127375178 | +1 312-737-5178 Illinois U.S.A.
  • 3127375179 | +1 312-737-5179 Illinois U.S.A.
  • 3127375180 | +1 312-737-5180 Illinois U.S.A.
  • 3127375181 | +1 312-737-5181 Illinois U.S.A.
  • 3127375182 | +1 312-737-5182 Illinois U.S.A.
  • 3127375183 | +1 312-737-5183 Illinois U.S.A.
  • 3127375184 | +1 312-737-5184 Illinois U.S.A.
  • 3127375185 | +1 312-737-5185 Illinois U.S.A.
  • 3127375186 | +1 312-737-5186 Illinois U.S.A.
  • 3127375187 | +1 312-737-5187 Illinois U.S.A.
  • 3127375188 | +1 312-737-5188 Illinois U.S.A.
  • 3127375189 | +1 312-737-5189 Illinois U.S.A.
  • 3127375190 | +1 312-737-5190 Illinois U.S.A.
  • 3127375191 | +1 312-737-5191 Illinois U.S.A.
  • 3127375192 | +1 312-737-5192 Illinois U.S.A.
  • 3127375193 | +1 312-737-5193 Illinois U.S.A.
  • 3127375194 | +1 312-737-5194 Illinois U.S.A.
  • 3127375195 | +1 312-737-5195 Illinois U.S.A.
  • 3127375196 | +1 312-737-5196 Illinois U.S.A.
  • 3127375197 | +1 312-737-5197 Illinois U.S.A.
  • 3127375198 | +1 312-737-5198 Illinois U.S.A.
  • 3127375199 | +1 312-737-5199 Illinois U.S.A.