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).

  • 3123615100 | +1 312-361-5100 Illinois U.S.A.
  • 3123615101 | +1 312-361-5101 Illinois U.S.A.
  • 3123615102 | +1 312-361-5102 Illinois U.S.A.
  • 3123615103 | +1 312-361-5103 Illinois U.S.A.
  • 3123615104 | +1 312-361-5104 Illinois U.S.A.
  • 3123615105 | +1 312-361-5105 Illinois U.S.A.
  • 3123615106 | +1 312-361-5106 Illinois U.S.A.
  • 3123615107 | +1 312-361-5107 Illinois U.S.A.
  • 3123615108 | +1 312-361-5108 Illinois U.S.A.
  • 3123615109 | +1 312-361-5109 Illinois U.S.A.
  • 3123615110 | +1 312-361-5110 Illinois U.S.A.
  • 3123615111 | +1 312-361-5111 Illinois U.S.A.
  • 3123615112 | +1 312-361-5112 Illinois U.S.A.
  • 3123615113 | +1 312-361-5113 Illinois U.S.A.
  • 3123615114 | +1 312-361-5114 Illinois U.S.A.
  • 3123615115 | +1 312-361-5115 Illinois U.S.A.
  • 3123615116 | +1 312-361-5116 Illinois U.S.A.
  • 3123615117 | +1 312-361-5117 Illinois U.S.A.
  • 3123615118 | +1 312-361-5118 Illinois U.S.A.
  • 3123615119 | +1 312-361-5119 Illinois U.S.A.
  • 3123615120 | +1 312-361-5120 Illinois U.S.A.
  • 3123615121 | +1 312-361-5121 Illinois U.S.A.
  • 3123615122 | +1 312-361-5122 Illinois U.S.A.
  • 3123615123 | +1 312-361-5123 Illinois U.S.A.
  • 3123615124 | +1 312-361-5124 Illinois U.S.A.
  • 3123615125 | +1 312-361-5125 Illinois U.S.A.
  • 3123615126 | +1 312-361-5126 Illinois U.S.A.
  • 3123615127 | +1 312-361-5127 Illinois U.S.A.
  • 3123615128 | +1 312-361-5128 Illinois U.S.A.
  • 3123615129 | +1 312-361-5129 Illinois U.S.A.
  • 3123615130 | +1 312-361-5130 Illinois U.S.A.
  • 3123615131 | +1 312-361-5131 Illinois U.S.A.
  • 3123615132 | +1 312-361-5132 Illinois U.S.A.
  • 3123615133 | +1 312-361-5133 Illinois U.S.A.
  • 3123615134 | +1 312-361-5134 Illinois U.S.A.
  • 3123615135 | +1 312-361-5135 Illinois U.S.A.
  • 3123615136 | +1 312-361-5136 Illinois U.S.A.
  • 3123615137 | +1 312-361-5137 Illinois U.S.A.
  • 3123615138 | +1 312-361-5138 Illinois U.S.A.
  • 3123615139 | +1 312-361-5139 Illinois U.S.A.
  • 3123615140 | +1 312-361-5140 Illinois U.S.A.
  • 3123615141 | +1 312-361-5141 Illinois U.S.A.
  • 3123615142 | +1 312-361-5142 Illinois U.S.A.
  • 3123615143 | +1 312-361-5143 Illinois U.S.A.
  • 3123615144 | +1 312-361-5144 Illinois U.S.A.
  • 3123615145 | +1 312-361-5145 Illinois U.S.A.
  • 3123615146 | +1 312-361-5146 Illinois U.S.A.
  • 3123615147 | +1 312-361-5147 Illinois U.S.A.
  • 3123615148 | +1 312-361-5148 Illinois U.S.A.
  • 3123615149 | +1 312-361-5149 Illinois U.S.A.
  • 3123615150 | +1 312-361-5150 Illinois U.S.A.
  • 3123615151 | +1 312-361-5151 Illinois U.S.A.
  • 3123615152 | +1 312-361-5152 Illinois U.S.A.
  • 3123615153 | +1 312-361-5153 Illinois U.S.A.
  • 3123615154 | +1 312-361-5154 Illinois U.S.A.
  • 3123615155 | +1 312-361-5155 Illinois U.S.A.
  • 3123615156 | +1 312-361-5156 Illinois U.S.A.
  • 3123615157 | +1 312-361-5157 Illinois U.S.A.
  • 3123615158 | +1 312-361-5158 Illinois U.S.A.
  • 3123615159 | +1 312-361-5159 Illinois U.S.A.
  • 3123615160 | +1 312-361-5160 Illinois U.S.A.
  • 3123615161 | +1 312-361-5161 Illinois U.S.A.
  • 3123615162 | +1 312-361-5162 Illinois U.S.A.
  • 3123615163 | +1 312-361-5163 Illinois U.S.A.
  • 3123615164 | +1 312-361-5164 Illinois U.S.A.
  • 3123615165 | +1 312-361-5165 Illinois U.S.A.
  • 3123615166 | +1 312-361-5166 Illinois U.S.A.
  • 3123615167 | +1 312-361-5167 Illinois U.S.A.
  • 3123615168 | +1 312-361-5168 Illinois U.S.A.
  • 3123615169 | +1 312-361-5169 Illinois U.S.A.
  • 3123615170 | +1 312-361-5170 Illinois U.S.A.
  • 3123615171 | +1 312-361-5171 Illinois U.S.A.
  • 3123615172 | +1 312-361-5172 Illinois U.S.A.
  • 3123615173 | +1 312-361-5173 Illinois U.S.A.
  • 3123615174 | +1 312-361-5174 Illinois U.S.A.
  • 3123615175 | +1 312-361-5175 Illinois U.S.A.
  • 3123615176 | +1 312-361-5176 Illinois U.S.A.
  • 3123615177 | +1 312-361-5177 Illinois U.S.A.
  • 3123615178 | +1 312-361-5178 Illinois U.S.A.
  • 3123615179 | +1 312-361-5179 Illinois U.S.A.
  • 3123615180 | +1 312-361-5180 Illinois U.S.A.
  • 3123615181 | +1 312-361-5181 Illinois U.S.A.
  • 3123615182 | +1 312-361-5182 Illinois U.S.A.
  • 3123615183 | +1 312-361-5183 Illinois U.S.A.
  • 3123615184 | +1 312-361-5184 Illinois U.S.A.
  • 3123615185 | +1 312-361-5185 Illinois U.S.A.
  • 3123615186 | +1 312-361-5186 Illinois U.S.A.
  • 3123615187 | +1 312-361-5187 Illinois U.S.A.
  • 3123615188 | +1 312-361-5188 Illinois U.S.A.
  • 3123615189 | +1 312-361-5189 Illinois U.S.A.
  • 3123615190 | +1 312-361-5190 Illinois U.S.A.
  • 3123615191 | +1 312-361-5191 Illinois U.S.A.
  • 3123615192 | +1 312-361-5192 Illinois U.S.A.
  • 3123615193 | +1 312-361-5193 Illinois U.S.A.
  • 3123615194 | +1 312-361-5194 Illinois U.S.A.
  • 3123615195 | +1 312-361-5195 Illinois U.S.A.
  • 3123615196 | +1 312-361-5196 Illinois U.S.A.
  • 3123615197 | +1 312-361-5197 Illinois U.S.A.
  • 3123615198 | +1 312-361-5198 Illinois U.S.A.
  • 3123615199 | +1 312-361-5199 Illinois U.S.A.