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).

  • 3128455100 | +1 312-845-5100 Illinois U.S.A.
  • 3128455101 | +1 312-845-5101 Illinois U.S.A.
  • 3128455102 | +1 312-845-5102 Illinois U.S.A.
  • 3128455103 | +1 312-845-5103 Illinois U.S.A.
  • 3128455104 | +1 312-845-5104 Illinois U.S.A.
  • 3128455105 | +1 312-845-5105 Illinois U.S.A.
  • 3128455106 | +1 312-845-5106 Illinois U.S.A.
  • 3128455107 | +1 312-845-5107 Illinois U.S.A.
  • 3128455108 | +1 312-845-5108 Illinois U.S.A.
  • 3128455109 | +1 312-845-5109 Illinois U.S.A.
  • 3128455110 | +1 312-845-5110 Illinois U.S.A.
  • 3128455111 | +1 312-845-5111 Illinois U.S.A.
  • 3128455112 | +1 312-845-5112 Illinois U.S.A.
  • 3128455113 | +1 312-845-5113 Illinois U.S.A.
  • 3128455114 | +1 312-845-5114 Illinois U.S.A.
  • 3128455115 | +1 312-845-5115 Illinois U.S.A.
  • 3128455116 | +1 312-845-5116 Illinois U.S.A.
  • 3128455117 | +1 312-845-5117 Illinois U.S.A.
  • 3128455118 | +1 312-845-5118 Illinois U.S.A.
  • 3128455119 | +1 312-845-5119 Illinois U.S.A.
  • 3128455120 | +1 312-845-5120 Illinois U.S.A.
  • 3128455121 | +1 312-845-5121 Illinois U.S.A.
  • 3128455122 | +1 312-845-5122 Illinois U.S.A.
  • 3128455123 | +1 312-845-5123 Illinois U.S.A.
  • 3128455124 | +1 312-845-5124 Illinois U.S.A.
  • 3128455125 | +1 312-845-5125 Illinois U.S.A.
  • 3128455126 | +1 312-845-5126 Illinois U.S.A.
  • 3128455127 | +1 312-845-5127 Illinois U.S.A.
  • 3128455128 | +1 312-845-5128 Illinois U.S.A.
  • 3128455129 | +1 312-845-5129 Illinois U.S.A.
  • 3128455130 | +1 312-845-5130 Illinois U.S.A.
  • 3128455131 | +1 312-845-5131 Illinois U.S.A.
  • 3128455132 | +1 312-845-5132 Illinois U.S.A.
  • 3128455133 | +1 312-845-5133 Illinois U.S.A.
  • 3128455134 | +1 312-845-5134 Illinois U.S.A.
  • 3128455135 | +1 312-845-5135 Illinois U.S.A.
  • 3128455136 | +1 312-845-5136 Illinois U.S.A.
  • 3128455137 | +1 312-845-5137 Illinois U.S.A.
  • 3128455138 | +1 312-845-5138 Illinois U.S.A.
  • 3128455139 | +1 312-845-5139 Illinois U.S.A.
  • 3128455140 | +1 312-845-5140 Illinois U.S.A.
  • 3128455141 | +1 312-845-5141 Illinois U.S.A.
  • 3128455142 | +1 312-845-5142 Illinois U.S.A.
  • 3128455143 | +1 312-845-5143 Illinois U.S.A.
  • 3128455144 | +1 312-845-5144 Illinois U.S.A.
  • 3128455145 | +1 312-845-5145 Illinois U.S.A.
  • 3128455146 | +1 312-845-5146 Illinois U.S.A.
  • 3128455147 | +1 312-845-5147 Illinois U.S.A.
  • 3128455148 | +1 312-845-5148 Illinois U.S.A.
  • 3128455149 | +1 312-845-5149 Illinois U.S.A.
  • 3128455150 | +1 312-845-5150 Illinois U.S.A.
  • 3128455151 | +1 312-845-5151 Illinois U.S.A.
  • 3128455152 | +1 312-845-5152 Illinois U.S.A.
  • 3128455153 | +1 312-845-5153 Illinois U.S.A.
  • 3128455154 | +1 312-845-5154 Illinois U.S.A.
  • 3128455155 | +1 312-845-5155 Illinois U.S.A.
  • 3128455156 | +1 312-845-5156 Illinois U.S.A.
  • 3128455157 | +1 312-845-5157 Illinois U.S.A.
  • 3128455158 | +1 312-845-5158 Illinois U.S.A.
  • 3128455159 | +1 312-845-5159 Illinois U.S.A.
  • 3128455160 | +1 312-845-5160 Illinois U.S.A.
  • 3128455161 | +1 312-845-5161 Illinois U.S.A.
  • 3128455162 | +1 312-845-5162 Illinois U.S.A.
  • 3128455163 | +1 312-845-5163 Illinois U.S.A.
  • 3128455164 | +1 312-845-5164 Illinois U.S.A.
  • 3128455165 | +1 312-845-5165 Illinois U.S.A.
  • 3128455166 | +1 312-845-5166 Illinois U.S.A.
  • 3128455167 | +1 312-845-5167 Illinois U.S.A.
  • 3128455168 | +1 312-845-5168 Illinois U.S.A.
  • 3128455169 | +1 312-845-5169 Illinois U.S.A.
  • 3128455170 | +1 312-845-5170 Illinois U.S.A.
  • 3128455171 | +1 312-845-5171 Illinois U.S.A.
  • 3128455172 | +1 312-845-5172 Illinois U.S.A.
  • 3128455173 | +1 312-845-5173 Illinois U.S.A.
  • 3128455174 | +1 312-845-5174 Illinois U.S.A.
  • 3128455175 | +1 312-845-5175 Illinois U.S.A.
  • 3128455176 | +1 312-845-5176 Illinois U.S.A.
  • 3128455177 | +1 312-845-5177 Illinois U.S.A.
  • 3128455178 | +1 312-845-5178 Illinois U.S.A.
  • 3128455179 | +1 312-845-5179 Illinois U.S.A.
  • 3128455180 | +1 312-845-5180 Illinois U.S.A.
  • 3128455181 | +1 312-845-5181 Illinois U.S.A.
  • 3128455182 | +1 312-845-5182 Illinois U.S.A.
  • 3128455183 | +1 312-845-5183 Illinois U.S.A.
  • 3128455184 | +1 312-845-5184 Illinois U.S.A.
  • 3128455185 | +1 312-845-5185 Illinois U.S.A.
  • 3128455186 | +1 312-845-5186 Illinois U.S.A.
  • 3128455187 | +1 312-845-5187 Illinois U.S.A.
  • 3128455188 | +1 312-845-5188 Illinois U.S.A.
  • 3128455189 | +1 312-845-5189 Illinois U.S.A.
  • 3128455190 | +1 312-845-5190 Illinois U.S.A.
  • 3128455191 | +1 312-845-5191 Illinois U.S.A.
  • 3128455192 | +1 312-845-5192 Illinois U.S.A.
  • 3128455193 | +1 312-845-5193 Illinois U.S.A.
  • 3128455194 | +1 312-845-5194 Illinois U.S.A.
  • 3128455195 | +1 312-845-5195 Illinois U.S.A.
  • 3128455196 | +1 312-845-5196 Illinois U.S.A.
  • 3128455197 | +1 312-845-5197 Illinois U.S.A.
  • 3128455198 | +1 312-845-5198 Illinois U.S.A.
  • 3128455199 | +1 312-845-5199 Illinois U.S.A.