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).

  • 3123339100 | +1 312-333-9100 Illinois U.S.A.
  • 3123339101 | +1 312-333-9101 Illinois U.S.A.
  • 3123339102 | +1 312-333-9102 Illinois U.S.A.
  • 3123339103 | +1 312-333-9103 Illinois U.S.A.
  • 3123339104 | +1 312-333-9104 Illinois U.S.A.
  • 3123339105 | +1 312-333-9105 Illinois U.S.A.
  • 3123339106 | +1 312-333-9106 Illinois U.S.A.
  • 3123339107 | +1 312-333-9107 Illinois U.S.A.
  • 3123339108 | +1 312-333-9108 Illinois U.S.A.
  • 3123339109 | +1 312-333-9109 Illinois U.S.A.
  • 3123339110 | +1 312-333-9110 Illinois U.S.A.
  • 3123339111 | +1 312-333-9111 Illinois U.S.A.
  • 3123339112 | +1 312-333-9112 Illinois U.S.A.
  • 3123339113 | +1 312-333-9113 Illinois U.S.A.
  • 3123339114 | +1 312-333-9114 Illinois U.S.A.
  • 3123339115 | +1 312-333-9115 Illinois U.S.A.
  • 3123339116 | +1 312-333-9116 Illinois U.S.A.
  • 3123339117 | +1 312-333-9117 Illinois U.S.A.
  • 3123339118 | +1 312-333-9118 Illinois U.S.A.
  • 3123339119 | +1 312-333-9119 Illinois U.S.A.
  • 3123339120 | +1 312-333-9120 Illinois U.S.A.
  • 3123339121 | +1 312-333-9121 Illinois U.S.A.
  • 3123339122 | +1 312-333-9122 Illinois U.S.A.
  • 3123339123 | +1 312-333-9123 Illinois U.S.A.
  • 3123339124 | +1 312-333-9124 Illinois U.S.A.
  • 3123339125 | +1 312-333-9125 Illinois U.S.A.
  • 3123339126 | +1 312-333-9126 Illinois U.S.A.
  • 3123339127 | +1 312-333-9127 Illinois U.S.A.
  • 3123339128 | +1 312-333-9128 Illinois U.S.A.
  • 3123339129 | +1 312-333-9129 Illinois U.S.A.
  • 3123339130 | +1 312-333-9130 Illinois U.S.A.
  • 3123339131 | +1 312-333-9131 Illinois U.S.A.
  • 3123339132 | +1 312-333-9132 Illinois U.S.A.
  • 3123339133 | +1 312-333-9133 Illinois U.S.A.
  • 3123339134 | +1 312-333-9134 Illinois U.S.A.
  • 3123339135 | +1 312-333-9135 Illinois U.S.A.
  • 3123339136 | +1 312-333-9136 Illinois U.S.A.
  • 3123339137 | +1 312-333-9137 Illinois U.S.A.
  • 3123339138 | +1 312-333-9138 Illinois U.S.A.
  • 3123339139 | +1 312-333-9139 Illinois U.S.A.
  • 3123339140 | +1 312-333-9140 Illinois U.S.A.
  • 3123339141 | +1 312-333-9141 Illinois U.S.A.
  • 3123339142 | +1 312-333-9142 Illinois U.S.A.
  • 3123339143 | +1 312-333-9143 Illinois U.S.A.
  • 3123339144 | +1 312-333-9144 Illinois U.S.A.
  • 3123339145 | +1 312-333-9145 Illinois U.S.A.
  • 3123339146 | +1 312-333-9146 Illinois U.S.A.
  • 3123339147 | +1 312-333-9147 Illinois U.S.A.
  • 3123339148 | +1 312-333-9148 Illinois U.S.A.
  • 3123339149 | +1 312-333-9149 Illinois U.S.A.
  • 3123339150 | +1 312-333-9150 Illinois U.S.A.
  • 3123339151 | +1 312-333-9151 Illinois U.S.A.
  • 3123339152 | +1 312-333-9152 Illinois U.S.A.
  • 3123339153 | +1 312-333-9153 Illinois U.S.A.
  • 3123339154 | +1 312-333-9154 Illinois U.S.A.
  • 3123339155 | +1 312-333-9155 Illinois U.S.A.
  • 3123339156 | +1 312-333-9156 Illinois U.S.A.
  • 3123339157 | +1 312-333-9157 Illinois U.S.A.
  • 3123339158 | +1 312-333-9158 Illinois U.S.A.
  • 3123339159 | +1 312-333-9159 Illinois U.S.A.
  • 3123339160 | +1 312-333-9160 Illinois U.S.A.
  • 3123339161 | +1 312-333-9161 Illinois U.S.A.
  • 3123339162 | +1 312-333-9162 Illinois U.S.A.
  • 3123339163 | +1 312-333-9163 Illinois U.S.A.
  • 3123339164 | +1 312-333-9164 Illinois U.S.A.
  • 3123339165 | +1 312-333-9165 Illinois U.S.A.
  • 3123339166 | +1 312-333-9166 Illinois U.S.A.
  • 3123339167 | +1 312-333-9167 Illinois U.S.A.
  • 3123339168 | +1 312-333-9168 Illinois U.S.A.
  • 3123339169 | +1 312-333-9169 Illinois U.S.A.
  • 3123339170 | +1 312-333-9170 Illinois U.S.A.
  • 3123339171 | +1 312-333-9171 Illinois U.S.A.
  • 3123339172 | +1 312-333-9172 Illinois U.S.A.
  • 3123339173 | +1 312-333-9173 Illinois U.S.A.
  • 3123339174 | +1 312-333-9174 Illinois U.S.A.
  • 3123339175 | +1 312-333-9175 Illinois U.S.A.
  • 3123339176 | +1 312-333-9176 Illinois U.S.A.
  • 3123339177 | +1 312-333-9177 Illinois U.S.A.
  • 3123339178 | +1 312-333-9178 Illinois U.S.A.
  • 3123339179 | +1 312-333-9179 Illinois U.S.A.
  • 3123339180 | +1 312-333-9180 Illinois U.S.A.
  • 3123339181 | +1 312-333-9181 Illinois U.S.A.
  • 3123339182 | +1 312-333-9182 Illinois U.S.A.
  • 3123339183 | +1 312-333-9183 Illinois U.S.A.
  • 3123339184 | +1 312-333-9184 Illinois U.S.A.
  • 3123339185 | +1 312-333-9185 Illinois U.S.A.
  • 3123339186 | +1 312-333-9186 Illinois U.S.A.
  • 3123339187 | +1 312-333-9187 Illinois U.S.A.
  • 3123339188 | +1 312-333-9188 Illinois U.S.A.
  • 3123339189 | +1 312-333-9189 Illinois U.S.A.
  • 3123339190 | +1 312-333-9190 Illinois U.S.A.
  • 3123339191 | +1 312-333-9191 Illinois U.S.A.
  • 3123339192 | +1 312-333-9192 Illinois U.S.A.
  • 3123339193 | +1 312-333-9193 Illinois U.S.A.
  • 3123339194 | +1 312-333-9194 Illinois U.S.A.
  • 3123339195 | +1 312-333-9195 Illinois U.S.A.
  • 3123339196 | +1 312-333-9196 Illinois U.S.A.
  • 3123339197 | +1 312-333-9197 Illinois U.S.A.
  • 3123339198 | +1 312-333-9198 Illinois U.S.A.
  • 3123339199 | +1 312-333-9199 Illinois U.S.A.