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).

  • 3129888100 | +1 312-988-8100 Illinois U.S.A.
  • 3129888101 | +1 312-988-8101 Illinois U.S.A.
  • 3129888102 | +1 312-988-8102 Illinois U.S.A.
  • 3129888103 | +1 312-988-8103 Illinois U.S.A.
  • 3129888104 | +1 312-988-8104 Illinois U.S.A.
  • 3129888105 | +1 312-988-8105 Illinois U.S.A.
  • 3129888106 | +1 312-988-8106 Illinois U.S.A.
  • 3129888107 | +1 312-988-8107 Illinois U.S.A.
  • 3129888108 | +1 312-988-8108 Illinois U.S.A.
  • 3129888109 | +1 312-988-8109 Illinois U.S.A.
  • 3129888110 | +1 312-988-8110 Illinois U.S.A.
  • 3129888111 | +1 312-988-8111 Illinois U.S.A.
  • 3129888112 | +1 312-988-8112 Illinois U.S.A.
  • 3129888113 | +1 312-988-8113 Illinois U.S.A.
  • 3129888114 | +1 312-988-8114 Illinois U.S.A.
  • 3129888115 | +1 312-988-8115 Illinois U.S.A.
  • 3129888116 | +1 312-988-8116 Illinois U.S.A.
  • 3129888117 | +1 312-988-8117 Illinois U.S.A.
  • 3129888118 | +1 312-988-8118 Illinois U.S.A.
  • 3129888119 | +1 312-988-8119 Illinois U.S.A.
  • 3129888120 | +1 312-988-8120 Illinois U.S.A.
  • 3129888121 | +1 312-988-8121 Illinois U.S.A.
  • 3129888122 | +1 312-988-8122 Illinois U.S.A.
  • 3129888123 | +1 312-988-8123 Illinois U.S.A.
  • 3129888124 | +1 312-988-8124 Illinois U.S.A.
  • 3129888125 | +1 312-988-8125 Illinois U.S.A.
  • 3129888126 | +1 312-988-8126 Illinois U.S.A.
  • 3129888127 | +1 312-988-8127 Illinois U.S.A.
  • 3129888128 | +1 312-988-8128 Illinois U.S.A.
  • 3129888129 | +1 312-988-8129 Illinois U.S.A.
  • 3129888130 | +1 312-988-8130 Illinois U.S.A.
  • 3129888131 | +1 312-988-8131 Illinois U.S.A.
  • 3129888132 | +1 312-988-8132 Illinois U.S.A.
  • 3129888133 | +1 312-988-8133 Illinois U.S.A.
  • 3129888134 | +1 312-988-8134 Illinois U.S.A.
  • 3129888135 | +1 312-988-8135 Illinois U.S.A.
  • 3129888136 | +1 312-988-8136 Illinois U.S.A.
  • 3129888137 | +1 312-988-8137 Illinois U.S.A.
  • 3129888138 | +1 312-988-8138 Illinois U.S.A.
  • 3129888139 | +1 312-988-8139 Illinois U.S.A.
  • 3129888140 | +1 312-988-8140 Illinois U.S.A.
  • 3129888141 | +1 312-988-8141 Illinois U.S.A.
  • 3129888142 | +1 312-988-8142 Illinois U.S.A.
  • 3129888143 | +1 312-988-8143 Illinois U.S.A.
  • 3129888144 | +1 312-988-8144 Illinois U.S.A.
  • 3129888145 | +1 312-988-8145 Illinois U.S.A.
  • 3129888146 | +1 312-988-8146 Illinois U.S.A.
  • 3129888147 | +1 312-988-8147 Illinois U.S.A.
  • 3129888148 | +1 312-988-8148 Illinois U.S.A.
  • 3129888149 | +1 312-988-8149 Illinois U.S.A.
  • 3129888150 | +1 312-988-8150 Illinois U.S.A.
  • 3129888151 | +1 312-988-8151 Illinois U.S.A.
  • 3129888152 | +1 312-988-8152 Illinois U.S.A.
  • 3129888153 | +1 312-988-8153 Illinois U.S.A.
  • 3129888154 | +1 312-988-8154 Illinois U.S.A.
  • 3129888155 | +1 312-988-8155 Illinois U.S.A.
  • 3129888156 | +1 312-988-8156 Illinois U.S.A.
  • 3129888157 | +1 312-988-8157 Illinois U.S.A.
  • 3129888158 | +1 312-988-8158 Illinois U.S.A.
  • 3129888159 | +1 312-988-8159 Illinois U.S.A.
  • 3129888160 | +1 312-988-8160 Illinois U.S.A.
  • 3129888161 | +1 312-988-8161 Illinois U.S.A.
  • 3129888162 | +1 312-988-8162 Illinois U.S.A.
  • 3129888163 | +1 312-988-8163 Illinois U.S.A.
  • 3129888164 | +1 312-988-8164 Illinois U.S.A.
  • 3129888165 | +1 312-988-8165 Illinois U.S.A.
  • 3129888166 | +1 312-988-8166 Illinois U.S.A.
  • 3129888167 | +1 312-988-8167 Illinois U.S.A.
  • 3129888168 | +1 312-988-8168 Illinois U.S.A.
  • 3129888169 | +1 312-988-8169 Illinois U.S.A.
  • 3129888170 | +1 312-988-8170 Illinois U.S.A.
  • 3129888171 | +1 312-988-8171 Illinois U.S.A.
  • 3129888172 | +1 312-988-8172 Illinois U.S.A.
  • 3129888173 | +1 312-988-8173 Illinois U.S.A.
  • 3129888174 | +1 312-988-8174 Illinois U.S.A.
  • 3129888175 | +1 312-988-8175 Illinois U.S.A.
  • 3129888176 | +1 312-988-8176 Illinois U.S.A.
  • 3129888177 | +1 312-988-8177 Illinois U.S.A.
  • 3129888178 | +1 312-988-8178 Illinois U.S.A.
  • 3129888179 | +1 312-988-8179 Illinois U.S.A.
  • 3129888180 | +1 312-988-8180 Illinois U.S.A.
  • 3129888181 | +1 312-988-8181 Illinois U.S.A.
  • 3129888182 | +1 312-988-8182 Illinois U.S.A.
  • 3129888183 | +1 312-988-8183 Illinois U.S.A.
  • 3129888184 | +1 312-988-8184 Illinois U.S.A.
  • 3129888185 | +1 312-988-8185 Illinois U.S.A.
  • 3129888186 | +1 312-988-8186 Illinois U.S.A.
  • 3129888187 | +1 312-988-8187 Illinois U.S.A.
  • 3129888188 | +1 312-988-8188 Illinois U.S.A.
  • 3129888189 | +1 312-988-8189 Illinois U.S.A.
  • 3129888190 | +1 312-988-8190 Illinois U.S.A.
  • 3129888191 | +1 312-988-8191 Illinois U.S.A.
  • 3129888192 | +1 312-988-8192 Illinois U.S.A.
  • 3129888193 | +1 312-988-8193 Illinois U.S.A.
  • 3129888194 | +1 312-988-8194 Illinois U.S.A.
  • 3129888195 | +1 312-988-8195 Illinois U.S.A.
  • 3129888196 | +1 312-988-8196 Illinois U.S.A.
  • 3129888197 | +1 312-988-8197 Illinois U.S.A.
  • 3129888198 | +1 312-988-8198 Illinois U.S.A.
  • 3129888199 | +1 312-988-8199 Illinois U.S.A.