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).

  • 3124920100 | +1 312-492-0100 Illinois U.S.A.
  • 3124920101 | +1 312-492-0101 Illinois U.S.A.
  • 3124920102 | +1 312-492-0102 Illinois U.S.A.
  • 3124920103 | +1 312-492-0103 Illinois U.S.A.
  • 3124920104 | +1 312-492-0104 Illinois U.S.A.
  • 3124920105 | +1 312-492-0105 Illinois U.S.A.
  • 3124920106 | +1 312-492-0106 Illinois U.S.A.
  • 3124920107 | +1 312-492-0107 Illinois U.S.A.
  • 3124920108 | +1 312-492-0108 Illinois U.S.A.
  • 3124920109 | +1 312-492-0109 Illinois U.S.A.
  • 3124920110 | +1 312-492-0110 Illinois U.S.A.
  • 3124920111 | +1 312-492-0111 Illinois U.S.A.
  • 3124920112 | +1 312-492-0112 Illinois U.S.A.
  • 3124920113 | +1 312-492-0113 Illinois U.S.A.
  • 3124920114 | +1 312-492-0114 Illinois U.S.A.
  • 3124920115 | +1 312-492-0115 Illinois U.S.A.
  • 3124920116 | +1 312-492-0116 Illinois U.S.A.
  • 3124920117 | +1 312-492-0117 Illinois U.S.A.
  • 3124920118 | +1 312-492-0118 Illinois U.S.A.
  • 3124920119 | +1 312-492-0119 Illinois U.S.A.
  • 3124920120 | +1 312-492-0120 Illinois U.S.A.
  • 3124920121 | +1 312-492-0121 Illinois U.S.A.
  • 3124920122 | +1 312-492-0122 Illinois U.S.A.
  • 3124920123 | +1 312-492-0123 Illinois U.S.A.
  • 3124920124 | +1 312-492-0124 Illinois U.S.A.
  • 3124920125 | +1 312-492-0125 Illinois U.S.A.
  • 3124920126 | +1 312-492-0126 Illinois U.S.A.
  • 3124920127 | +1 312-492-0127 Illinois U.S.A.
  • 3124920128 | +1 312-492-0128 Illinois U.S.A.
  • 3124920129 | +1 312-492-0129 Illinois U.S.A.
  • 3124920130 | +1 312-492-0130 Illinois U.S.A.
  • 3124920131 | +1 312-492-0131 Illinois U.S.A.
  • 3124920132 | +1 312-492-0132 Illinois U.S.A.
  • 3124920133 | +1 312-492-0133 Illinois U.S.A.
  • 3124920134 | +1 312-492-0134 Illinois U.S.A.
  • 3124920135 | +1 312-492-0135 Illinois U.S.A.
  • 3124920136 | +1 312-492-0136 Illinois U.S.A.
  • 3124920137 | +1 312-492-0137 Illinois U.S.A.
  • 3124920138 | +1 312-492-0138 Illinois U.S.A.
  • 3124920139 | +1 312-492-0139 Illinois U.S.A.
  • 3124920140 | +1 312-492-0140 Illinois U.S.A.
  • 3124920141 | +1 312-492-0141 Illinois U.S.A.
  • 3124920142 | +1 312-492-0142 Illinois U.S.A.
  • 3124920143 | +1 312-492-0143 Illinois U.S.A.
  • 3124920144 | +1 312-492-0144 Illinois U.S.A.
  • 3124920145 | +1 312-492-0145 Illinois U.S.A.
  • 3124920146 | +1 312-492-0146 Illinois U.S.A.
  • 3124920147 | +1 312-492-0147 Illinois U.S.A.
  • 3124920148 | +1 312-492-0148 Illinois U.S.A.
  • 3124920149 | +1 312-492-0149 Illinois U.S.A.
  • 3124920150 | +1 312-492-0150 Illinois U.S.A.
  • 3124920151 | +1 312-492-0151 Illinois U.S.A.
  • 3124920152 | +1 312-492-0152 Illinois U.S.A.
  • 3124920153 | +1 312-492-0153 Illinois U.S.A.
  • 3124920154 | +1 312-492-0154 Illinois U.S.A.
  • 3124920155 | +1 312-492-0155 Illinois U.S.A.
  • 3124920156 | +1 312-492-0156 Illinois U.S.A.
  • 3124920157 | +1 312-492-0157 Illinois U.S.A.
  • 3124920158 | +1 312-492-0158 Illinois U.S.A.
  • 3124920159 | +1 312-492-0159 Illinois U.S.A.
  • 3124920160 | +1 312-492-0160 Illinois U.S.A.
  • 3124920161 | +1 312-492-0161 Illinois U.S.A.
  • 3124920162 | +1 312-492-0162 Illinois U.S.A.
  • 3124920163 | +1 312-492-0163 Illinois U.S.A.
  • 3124920164 | +1 312-492-0164 Illinois U.S.A.
  • 3124920165 | +1 312-492-0165 Illinois U.S.A.
  • 3124920166 | +1 312-492-0166 Illinois U.S.A.
  • 3124920167 | +1 312-492-0167 Illinois U.S.A.
  • 3124920168 | +1 312-492-0168 Illinois U.S.A.
  • 3124920169 | +1 312-492-0169 Illinois U.S.A.
  • 3124920170 | +1 312-492-0170 Illinois U.S.A.
  • 3124920171 | +1 312-492-0171 Illinois U.S.A.
  • 3124920172 | +1 312-492-0172 Illinois U.S.A.
  • 3124920173 | +1 312-492-0173 Illinois U.S.A.
  • 3124920174 | +1 312-492-0174 Illinois U.S.A.
  • 3124920175 | +1 312-492-0175 Illinois U.S.A.
  • 3124920176 | +1 312-492-0176 Illinois U.S.A.
  • 3124920177 | +1 312-492-0177 Illinois U.S.A.
  • 3124920178 | +1 312-492-0178 Illinois U.S.A.
  • 3124920179 | +1 312-492-0179 Illinois U.S.A.
  • 3124920180 | +1 312-492-0180 Illinois U.S.A.
  • 3124920181 | +1 312-492-0181 Illinois U.S.A.
  • 3124920182 | +1 312-492-0182 Illinois U.S.A.
  • 3124920183 | +1 312-492-0183 Illinois U.S.A.
  • 3124920184 | +1 312-492-0184 Illinois U.S.A.
  • 3124920185 | +1 312-492-0185 Illinois U.S.A.
  • 3124920186 | +1 312-492-0186 Illinois U.S.A.
  • 3124920187 | +1 312-492-0187 Illinois U.S.A.
  • 3124920188 | +1 312-492-0188 Illinois U.S.A.
  • 3124920189 | +1 312-492-0189 Illinois U.S.A.
  • 3124920190 | +1 312-492-0190 Illinois U.S.A.
  • 3124920191 | +1 312-492-0191 Illinois U.S.A.
  • 3124920192 | +1 312-492-0192 Illinois U.S.A.
  • 3124920193 | +1 312-492-0193 Illinois U.S.A.
  • 3124920194 | +1 312-492-0194 Illinois U.S.A.
  • 3124920195 | +1 312-492-0195 Illinois U.S.A.
  • 3124920196 | +1 312-492-0196 Illinois U.S.A.
  • 3124920197 | +1 312-492-0197 Illinois U.S.A.
  • 3124920198 | +1 312-492-0198 Illinois U.S.A.
  • 3124920199 | +1 312-492-0199 Illinois U.S.A.