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).

  • 3125036100 | +1 312-503-6100 Illinois U.S.A.
  • 3125036101 | +1 312-503-6101 Illinois U.S.A.
  • 3125036102 | +1 312-503-6102 Illinois U.S.A.
  • 3125036103 | +1 312-503-6103 Illinois U.S.A.
  • 3125036104 | +1 312-503-6104 Illinois U.S.A.
  • 3125036105 | +1 312-503-6105 Illinois U.S.A.
  • 3125036106 | +1 312-503-6106 Illinois U.S.A.
  • 3125036107 | +1 312-503-6107 Illinois U.S.A.
  • 3125036108 | +1 312-503-6108 Illinois U.S.A.
  • 3125036109 | +1 312-503-6109 Illinois U.S.A.
  • 3125036110 | +1 312-503-6110 Illinois U.S.A.
  • 3125036111 | +1 312-503-6111 Illinois U.S.A.
  • 3125036112 | +1 312-503-6112 Illinois U.S.A.
  • 3125036113 | +1 312-503-6113 Illinois U.S.A.
  • 3125036114 | +1 312-503-6114 Illinois U.S.A.
  • 3125036115 | +1 312-503-6115 Illinois U.S.A.
  • 3125036116 | +1 312-503-6116 Illinois U.S.A.
  • 3125036117 | +1 312-503-6117 Illinois U.S.A.
  • 3125036118 | +1 312-503-6118 Illinois U.S.A.
  • 3125036119 | +1 312-503-6119 Illinois U.S.A.
  • 3125036120 | +1 312-503-6120 Illinois U.S.A.
  • 3125036121 | +1 312-503-6121 Illinois U.S.A.
  • 3125036122 | +1 312-503-6122 Illinois U.S.A.
  • 3125036123 | +1 312-503-6123 Illinois U.S.A.
  • 3125036124 | +1 312-503-6124 Illinois U.S.A.
  • 3125036125 | +1 312-503-6125 Illinois U.S.A.
  • 3125036126 | +1 312-503-6126 Illinois U.S.A.
  • 3125036127 | +1 312-503-6127 Illinois U.S.A.
  • 3125036128 | +1 312-503-6128 Illinois U.S.A.
  • 3125036129 | +1 312-503-6129 Illinois U.S.A.
  • 3125036130 | +1 312-503-6130 Illinois U.S.A.
  • 3125036131 | +1 312-503-6131 Illinois U.S.A.
  • 3125036132 | +1 312-503-6132 Illinois U.S.A.
  • 3125036133 | +1 312-503-6133 Illinois U.S.A.
  • 3125036134 | +1 312-503-6134 Illinois U.S.A.
  • 3125036135 | +1 312-503-6135 Illinois U.S.A.
  • 3125036136 | +1 312-503-6136 Illinois U.S.A.
  • 3125036137 | +1 312-503-6137 Illinois U.S.A.
  • 3125036138 | +1 312-503-6138 Illinois U.S.A.
  • 3125036139 | +1 312-503-6139 Illinois U.S.A.
  • 3125036140 | +1 312-503-6140 Illinois U.S.A.
  • 3125036141 | +1 312-503-6141 Illinois U.S.A.
  • 3125036142 | +1 312-503-6142 Illinois U.S.A.
  • 3125036143 | +1 312-503-6143 Illinois U.S.A.
  • 3125036144 | +1 312-503-6144 Illinois U.S.A.
  • 3125036145 | +1 312-503-6145 Illinois U.S.A.
  • 3125036146 | +1 312-503-6146 Illinois U.S.A.
  • 3125036147 | +1 312-503-6147 Illinois U.S.A.
  • 3125036148 | +1 312-503-6148 Illinois U.S.A.
  • 3125036149 | +1 312-503-6149 Illinois U.S.A.
  • 3125036150 | +1 312-503-6150 Illinois U.S.A.
  • 3125036151 | +1 312-503-6151 Illinois U.S.A.
  • 3125036152 | +1 312-503-6152 Illinois U.S.A.
  • 3125036153 | +1 312-503-6153 Illinois U.S.A.
  • 3125036154 | +1 312-503-6154 Illinois U.S.A.
  • 3125036155 | +1 312-503-6155 Illinois U.S.A.
  • 3125036156 | +1 312-503-6156 Illinois U.S.A.
  • 3125036157 | +1 312-503-6157 Illinois U.S.A.
  • 3125036158 | +1 312-503-6158 Illinois U.S.A.
  • 3125036159 | +1 312-503-6159 Illinois U.S.A.
  • 3125036160 | +1 312-503-6160 Illinois U.S.A.
  • 3125036161 | +1 312-503-6161 Illinois U.S.A.
  • 3125036162 | +1 312-503-6162 Illinois U.S.A.
  • 3125036163 | +1 312-503-6163 Illinois U.S.A.
  • 3125036164 | +1 312-503-6164 Illinois U.S.A.
  • 3125036165 | +1 312-503-6165 Illinois U.S.A.
  • 3125036166 | +1 312-503-6166 Illinois U.S.A.
  • 3125036167 | +1 312-503-6167 Illinois U.S.A.
  • 3125036168 | +1 312-503-6168 Illinois U.S.A.
  • 3125036169 | +1 312-503-6169 Illinois U.S.A.
  • 3125036170 | +1 312-503-6170 Illinois U.S.A.
  • 3125036171 | +1 312-503-6171 Illinois U.S.A.
  • 3125036172 | +1 312-503-6172 Illinois U.S.A.
  • 3125036173 | +1 312-503-6173 Illinois U.S.A.
  • 3125036174 | +1 312-503-6174 Illinois U.S.A.
  • 3125036175 | +1 312-503-6175 Illinois U.S.A.
  • 3125036176 | +1 312-503-6176 Illinois U.S.A.
  • 3125036177 | +1 312-503-6177 Illinois U.S.A.
  • 3125036178 | +1 312-503-6178 Illinois U.S.A.
  • 3125036179 | +1 312-503-6179 Illinois U.S.A.
  • 3125036180 | +1 312-503-6180 Illinois U.S.A.
  • 3125036181 | +1 312-503-6181 Illinois U.S.A.
  • 3125036182 | +1 312-503-6182 Illinois U.S.A.
  • 3125036183 | +1 312-503-6183 Illinois U.S.A.
  • 3125036184 | +1 312-503-6184 Illinois U.S.A.
  • 3125036185 | +1 312-503-6185 Illinois U.S.A.
  • 3125036186 | +1 312-503-6186 Illinois U.S.A.
  • 3125036187 | +1 312-503-6187 Illinois U.S.A.
  • 3125036188 | +1 312-503-6188 Illinois U.S.A.
  • 3125036189 | +1 312-503-6189 Illinois U.S.A.
  • 3125036190 | +1 312-503-6190 Illinois U.S.A.
  • 3125036191 | +1 312-503-6191 Illinois U.S.A.
  • 3125036192 | +1 312-503-6192 Illinois U.S.A.
  • 3125036193 | +1 312-503-6193 Illinois U.S.A.
  • 3125036194 | +1 312-503-6194 Illinois U.S.A.
  • 3125036195 | +1 312-503-6195 Illinois U.S.A.
  • 3125036196 | +1 312-503-6196 Illinois U.S.A.
  • 3125036197 | +1 312-503-6197 Illinois U.S.A.
  • 3125036198 | +1 312-503-6198 Illinois U.S.A.
  • 3125036199 | +1 312-503-6199 Illinois U.S.A.