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).

  • 3124995100 | +1 312-499-5100 Illinois U.S.A.
  • 3124995101 | +1 312-499-5101 Illinois U.S.A.
  • 3124995102 | +1 312-499-5102 Illinois U.S.A.
  • 3124995103 | +1 312-499-5103 Illinois U.S.A.
  • 3124995104 | +1 312-499-5104 Illinois U.S.A.
  • 3124995105 | +1 312-499-5105 Illinois U.S.A.
  • 3124995106 | +1 312-499-5106 Illinois U.S.A.
  • 3124995107 | +1 312-499-5107 Illinois U.S.A.
  • 3124995108 | +1 312-499-5108 Illinois U.S.A.
  • 3124995109 | +1 312-499-5109 Illinois U.S.A.
  • 3124995110 | +1 312-499-5110 Illinois U.S.A.
  • 3124995111 | +1 312-499-5111 Illinois U.S.A.
  • 3124995112 | +1 312-499-5112 Illinois U.S.A.
  • 3124995113 | +1 312-499-5113 Illinois U.S.A.
  • 3124995114 | +1 312-499-5114 Illinois U.S.A.
  • 3124995115 | +1 312-499-5115 Illinois U.S.A.
  • 3124995116 | +1 312-499-5116 Illinois U.S.A.
  • 3124995117 | +1 312-499-5117 Illinois U.S.A.
  • 3124995118 | +1 312-499-5118 Illinois U.S.A.
  • 3124995119 | +1 312-499-5119 Illinois U.S.A.
  • 3124995120 | +1 312-499-5120 Illinois U.S.A.
  • 3124995121 | +1 312-499-5121 Illinois U.S.A.
  • 3124995122 | +1 312-499-5122 Illinois U.S.A.
  • 3124995123 | +1 312-499-5123 Illinois U.S.A.
  • 3124995124 | +1 312-499-5124 Illinois U.S.A.
  • 3124995125 | +1 312-499-5125 Illinois U.S.A.
  • 3124995126 | +1 312-499-5126 Illinois U.S.A.
  • 3124995127 | +1 312-499-5127 Illinois U.S.A.
  • 3124995128 | +1 312-499-5128 Illinois U.S.A.
  • 3124995129 | +1 312-499-5129 Illinois U.S.A.
  • 3124995130 | +1 312-499-5130 Illinois U.S.A.
  • 3124995131 | +1 312-499-5131 Illinois U.S.A.
  • 3124995132 | +1 312-499-5132 Illinois U.S.A.
  • 3124995133 | +1 312-499-5133 Illinois U.S.A.
  • 3124995134 | +1 312-499-5134 Illinois U.S.A.
  • 3124995135 | +1 312-499-5135 Illinois U.S.A.
  • 3124995136 | +1 312-499-5136 Illinois U.S.A.
  • 3124995137 | +1 312-499-5137 Illinois U.S.A.
  • 3124995138 | +1 312-499-5138 Illinois U.S.A.
  • 3124995139 | +1 312-499-5139 Illinois U.S.A.
  • 3124995140 | +1 312-499-5140 Illinois U.S.A.
  • 3124995141 | +1 312-499-5141 Illinois U.S.A.
  • 3124995142 | +1 312-499-5142 Illinois U.S.A.
  • 3124995143 | +1 312-499-5143 Illinois U.S.A.
  • 3124995144 | +1 312-499-5144 Illinois U.S.A.
  • 3124995145 | +1 312-499-5145 Illinois U.S.A.
  • 3124995146 | +1 312-499-5146 Illinois U.S.A.
  • 3124995147 | +1 312-499-5147 Illinois U.S.A.
  • 3124995148 | +1 312-499-5148 Illinois U.S.A.
  • 3124995149 | +1 312-499-5149 Illinois U.S.A.
  • 3124995150 | +1 312-499-5150 Illinois U.S.A.
  • 3124995151 | +1 312-499-5151 Illinois U.S.A.
  • 3124995152 | +1 312-499-5152 Illinois U.S.A.
  • 3124995153 | +1 312-499-5153 Illinois U.S.A.
  • 3124995154 | +1 312-499-5154 Illinois U.S.A.
  • 3124995155 | +1 312-499-5155 Illinois U.S.A.
  • 3124995156 | +1 312-499-5156 Illinois U.S.A.
  • 3124995157 | +1 312-499-5157 Illinois U.S.A.
  • 3124995158 | +1 312-499-5158 Illinois U.S.A.
  • 3124995159 | +1 312-499-5159 Illinois U.S.A.
  • 3124995160 | +1 312-499-5160 Illinois U.S.A.
  • 3124995161 | +1 312-499-5161 Illinois U.S.A.
  • 3124995162 | +1 312-499-5162 Illinois U.S.A.
  • 3124995163 | +1 312-499-5163 Illinois U.S.A.
  • 3124995164 | +1 312-499-5164 Illinois U.S.A.
  • 3124995165 | +1 312-499-5165 Illinois U.S.A.
  • 3124995166 | +1 312-499-5166 Illinois U.S.A.
  • 3124995167 | +1 312-499-5167 Illinois U.S.A.
  • 3124995168 | +1 312-499-5168 Illinois U.S.A.
  • 3124995169 | +1 312-499-5169 Illinois U.S.A.
  • 3124995170 | +1 312-499-5170 Illinois U.S.A.
  • 3124995171 | +1 312-499-5171 Illinois U.S.A.
  • 3124995172 | +1 312-499-5172 Illinois U.S.A.
  • 3124995173 | +1 312-499-5173 Illinois U.S.A.
  • 3124995174 | +1 312-499-5174 Illinois U.S.A.
  • 3124995175 | +1 312-499-5175 Illinois U.S.A.
  • 3124995176 | +1 312-499-5176 Illinois U.S.A.
  • 3124995177 | +1 312-499-5177 Illinois U.S.A.
  • 3124995178 | +1 312-499-5178 Illinois U.S.A.
  • 3124995179 | +1 312-499-5179 Illinois U.S.A.
  • 3124995180 | +1 312-499-5180 Illinois U.S.A.
  • 3124995181 | +1 312-499-5181 Illinois U.S.A.
  • 3124995182 | +1 312-499-5182 Illinois U.S.A.
  • 3124995183 | +1 312-499-5183 Illinois U.S.A.
  • 3124995184 | +1 312-499-5184 Illinois U.S.A.
  • 3124995185 | +1 312-499-5185 Illinois U.S.A.
  • 3124995186 | +1 312-499-5186 Illinois U.S.A.
  • 3124995187 | +1 312-499-5187 Illinois U.S.A.
  • 3124995188 | +1 312-499-5188 Illinois U.S.A.
  • 3124995189 | +1 312-499-5189 Illinois U.S.A.
  • 3124995190 | +1 312-499-5190 Illinois U.S.A.
  • 3124995191 | +1 312-499-5191 Illinois U.S.A.
  • 3124995192 | +1 312-499-5192 Illinois U.S.A.
  • 3124995193 | +1 312-499-5193 Illinois U.S.A.
  • 3124995194 | +1 312-499-5194 Illinois U.S.A.
  • 3124995195 | +1 312-499-5195 Illinois U.S.A.
  • 3124995196 | +1 312-499-5196 Illinois U.S.A.
  • 3124995197 | +1 312-499-5197 Illinois U.S.A.
  • 3124995198 | +1 312-499-5198 Illinois U.S.A.
  • 3124995199 | +1 312-499-5199 Illinois U.S.A.