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).

  • 3124785100 | +1 312-478-5100 Illinois U.S.A.
  • 3124785101 | +1 312-478-5101 Illinois U.S.A.
  • 3124785102 | +1 312-478-5102 Illinois U.S.A.
  • 3124785103 | +1 312-478-5103 Illinois U.S.A.
  • 3124785104 | +1 312-478-5104 Illinois U.S.A.
  • 3124785105 | +1 312-478-5105 Illinois U.S.A.
  • 3124785106 | +1 312-478-5106 Illinois U.S.A.
  • 3124785107 | +1 312-478-5107 Illinois U.S.A.
  • 3124785108 | +1 312-478-5108 Illinois U.S.A.
  • 3124785109 | +1 312-478-5109 Illinois U.S.A.
  • 3124785110 | +1 312-478-5110 Illinois U.S.A.
  • 3124785111 | +1 312-478-5111 Illinois U.S.A.
  • 3124785112 | +1 312-478-5112 Illinois U.S.A.
  • 3124785113 | +1 312-478-5113 Illinois U.S.A.
  • 3124785114 | +1 312-478-5114 Illinois U.S.A.
  • 3124785115 | +1 312-478-5115 Illinois U.S.A.
  • 3124785116 | +1 312-478-5116 Illinois U.S.A.
  • 3124785117 | +1 312-478-5117 Illinois U.S.A.
  • 3124785118 | +1 312-478-5118 Illinois U.S.A.
  • 3124785119 | +1 312-478-5119 Illinois U.S.A.
  • 3124785120 | +1 312-478-5120 Illinois U.S.A.
  • 3124785121 | +1 312-478-5121 Illinois U.S.A.
  • 3124785122 | +1 312-478-5122 Illinois U.S.A.
  • 3124785123 | +1 312-478-5123 Illinois U.S.A.
  • 3124785124 | +1 312-478-5124 Illinois U.S.A.
  • 3124785125 | +1 312-478-5125 Illinois U.S.A.
  • 3124785126 | +1 312-478-5126 Illinois U.S.A.
  • 3124785127 | +1 312-478-5127 Illinois U.S.A.
  • 3124785128 | +1 312-478-5128 Illinois U.S.A.
  • 3124785129 | +1 312-478-5129 Illinois U.S.A.
  • 3124785130 | +1 312-478-5130 Illinois U.S.A.
  • 3124785131 | +1 312-478-5131 Illinois U.S.A.
  • 3124785132 | +1 312-478-5132 Illinois U.S.A.
  • 3124785133 | +1 312-478-5133 Illinois U.S.A.
  • 3124785134 | +1 312-478-5134 Illinois U.S.A.
  • 3124785135 | +1 312-478-5135 Illinois U.S.A.
  • 3124785136 | +1 312-478-5136 Illinois U.S.A.
  • 3124785137 | +1 312-478-5137 Illinois U.S.A.
  • 3124785138 | +1 312-478-5138 Illinois U.S.A.
  • 3124785139 | +1 312-478-5139 Illinois U.S.A.
  • 3124785140 | +1 312-478-5140 Illinois U.S.A.
  • 3124785141 | +1 312-478-5141 Illinois U.S.A.
  • 3124785142 | +1 312-478-5142 Illinois U.S.A.
  • 3124785143 | +1 312-478-5143 Illinois U.S.A.
  • 3124785144 | +1 312-478-5144 Illinois U.S.A.
  • 3124785145 | +1 312-478-5145 Illinois U.S.A.
  • 3124785146 | +1 312-478-5146 Illinois U.S.A.
  • 3124785147 | +1 312-478-5147 Illinois U.S.A.
  • 3124785148 | +1 312-478-5148 Illinois U.S.A.
  • 3124785149 | +1 312-478-5149 Illinois U.S.A.
  • 3124785150 | +1 312-478-5150 Illinois U.S.A.
  • 3124785151 | +1 312-478-5151 Illinois U.S.A.
  • 3124785152 | +1 312-478-5152 Illinois U.S.A.
  • 3124785153 | +1 312-478-5153 Illinois U.S.A.
  • 3124785154 | +1 312-478-5154 Illinois U.S.A.
  • 3124785155 | +1 312-478-5155 Illinois U.S.A.
  • 3124785156 | +1 312-478-5156 Illinois U.S.A.
  • 3124785157 | +1 312-478-5157 Illinois U.S.A.
  • 3124785158 | +1 312-478-5158 Illinois U.S.A.
  • 3124785159 | +1 312-478-5159 Illinois U.S.A.
  • 3124785160 | +1 312-478-5160 Illinois U.S.A.
  • 3124785161 | +1 312-478-5161 Illinois U.S.A.
  • 3124785162 | +1 312-478-5162 Illinois U.S.A.
  • 3124785163 | +1 312-478-5163 Illinois U.S.A.
  • 3124785164 | +1 312-478-5164 Illinois U.S.A.
  • 3124785165 | +1 312-478-5165 Illinois U.S.A.
  • 3124785166 | +1 312-478-5166 Illinois U.S.A.
  • 3124785167 | +1 312-478-5167 Illinois U.S.A.
  • 3124785168 | +1 312-478-5168 Illinois U.S.A.
  • 3124785169 | +1 312-478-5169 Illinois U.S.A.
  • 3124785170 | +1 312-478-5170 Illinois U.S.A.
  • 3124785171 | +1 312-478-5171 Illinois U.S.A.
  • 3124785172 | +1 312-478-5172 Illinois U.S.A.
  • 3124785173 | +1 312-478-5173 Illinois U.S.A.
  • 3124785174 | +1 312-478-5174 Illinois U.S.A.
  • 3124785175 | +1 312-478-5175 Illinois U.S.A.
  • 3124785176 | +1 312-478-5176 Illinois U.S.A.
  • 3124785177 | +1 312-478-5177 Illinois U.S.A.
  • 3124785178 | +1 312-478-5178 Illinois U.S.A.
  • 3124785179 | +1 312-478-5179 Illinois U.S.A.
  • 3124785180 | +1 312-478-5180 Illinois U.S.A.
  • 3124785181 | +1 312-478-5181 Illinois U.S.A.
  • 3124785182 | +1 312-478-5182 Illinois U.S.A.
  • 3124785183 | +1 312-478-5183 Illinois U.S.A.
  • 3124785184 | +1 312-478-5184 Illinois U.S.A.
  • 3124785185 | +1 312-478-5185 Illinois U.S.A.
  • 3124785186 | +1 312-478-5186 Illinois U.S.A.
  • 3124785187 | +1 312-478-5187 Illinois U.S.A.
  • 3124785188 | +1 312-478-5188 Illinois U.S.A.
  • 3124785189 | +1 312-478-5189 Illinois U.S.A.
  • 3124785190 | +1 312-478-5190 Illinois U.S.A.
  • 3124785191 | +1 312-478-5191 Illinois U.S.A.
  • 3124785192 | +1 312-478-5192 Illinois U.S.A.
  • 3124785193 | +1 312-478-5193 Illinois U.S.A.
  • 3124785194 | +1 312-478-5194 Illinois U.S.A.
  • 3124785195 | +1 312-478-5195 Illinois U.S.A.
  • 3124785196 | +1 312-478-5196 Illinois U.S.A.
  • 3124785197 | +1 312-478-5197 Illinois U.S.A.
  • 3124785198 | +1 312-478-5198 Illinois U.S.A.
  • 3124785199 | +1 312-478-5199 Illinois U.S.A.