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).

  • 3123080100 | +1 312-308-0100 Illinois U.S.A.
  • 3123080101 | +1 312-308-0101 Illinois U.S.A.
  • 3123080102 | +1 312-308-0102 Illinois U.S.A.
  • 3123080103 | +1 312-308-0103 Illinois U.S.A.
  • 3123080104 | +1 312-308-0104 Illinois U.S.A.
  • 3123080105 | +1 312-308-0105 Illinois U.S.A.
  • 3123080106 | +1 312-308-0106 Illinois U.S.A.
  • 3123080107 | +1 312-308-0107 Illinois U.S.A.
  • 3123080108 | +1 312-308-0108 Illinois U.S.A.
  • 3123080109 | +1 312-308-0109 Illinois U.S.A.
  • 3123080110 | +1 312-308-0110 Illinois U.S.A.
  • 3123080111 | +1 312-308-0111 Illinois U.S.A.
  • 3123080112 | +1 312-308-0112 Illinois U.S.A.
  • 3123080113 | +1 312-308-0113 Illinois U.S.A.
  • 3123080114 | +1 312-308-0114 Illinois U.S.A.
  • 3123080115 | +1 312-308-0115 Illinois U.S.A.
  • 3123080116 | +1 312-308-0116 Illinois U.S.A.
  • 3123080117 | +1 312-308-0117 Illinois U.S.A.
  • 3123080118 | +1 312-308-0118 Illinois U.S.A.
  • 3123080119 | +1 312-308-0119 Illinois U.S.A.
  • 3123080120 | +1 312-308-0120 Illinois U.S.A.
  • 3123080121 | +1 312-308-0121 Illinois U.S.A.
  • 3123080122 | +1 312-308-0122 Illinois U.S.A.
  • 3123080123 | +1 312-308-0123 Illinois U.S.A.
  • 3123080124 | +1 312-308-0124 Illinois U.S.A.
  • 3123080125 | +1 312-308-0125 Illinois U.S.A.
  • 3123080126 | +1 312-308-0126 Illinois U.S.A.
  • 3123080127 | +1 312-308-0127 Illinois U.S.A.
  • 3123080128 | +1 312-308-0128 Illinois U.S.A.
  • 3123080129 | +1 312-308-0129 Illinois U.S.A.
  • 3123080130 | +1 312-308-0130 Illinois U.S.A.
  • 3123080131 | +1 312-308-0131 Illinois U.S.A.
  • 3123080132 | +1 312-308-0132 Illinois U.S.A.
  • 3123080133 | +1 312-308-0133 Illinois U.S.A.
  • 3123080134 | +1 312-308-0134 Illinois U.S.A.
  • 3123080135 | +1 312-308-0135 Illinois U.S.A.
  • 3123080136 | +1 312-308-0136 Illinois U.S.A.
  • 3123080137 | +1 312-308-0137 Illinois U.S.A.
  • 3123080138 | +1 312-308-0138 Illinois U.S.A.
  • 3123080139 | +1 312-308-0139 Illinois U.S.A.
  • 3123080140 | +1 312-308-0140 Illinois U.S.A.
  • 3123080141 | +1 312-308-0141 Illinois U.S.A.
  • 3123080142 | +1 312-308-0142 Illinois U.S.A.
  • 3123080143 | +1 312-308-0143 Illinois U.S.A.
  • 3123080144 | +1 312-308-0144 Illinois U.S.A.
  • 3123080145 | +1 312-308-0145 Illinois U.S.A.
  • 3123080146 | +1 312-308-0146 Illinois U.S.A.
  • 3123080147 | +1 312-308-0147 Illinois U.S.A.
  • 3123080148 | +1 312-308-0148 Illinois U.S.A.
  • 3123080149 | +1 312-308-0149 Illinois U.S.A.
  • 3123080150 | +1 312-308-0150 Illinois U.S.A.
  • 3123080151 | +1 312-308-0151 Illinois U.S.A.
  • 3123080152 | +1 312-308-0152 Illinois U.S.A.
  • 3123080153 | +1 312-308-0153 Illinois U.S.A.
  • 3123080154 | +1 312-308-0154 Illinois U.S.A.
  • 3123080155 | +1 312-308-0155 Illinois U.S.A.
  • 3123080156 | +1 312-308-0156 Illinois U.S.A.
  • 3123080157 | +1 312-308-0157 Illinois U.S.A.
  • 3123080158 | +1 312-308-0158 Illinois U.S.A.
  • 3123080159 | +1 312-308-0159 Illinois U.S.A.
  • 3123080160 | +1 312-308-0160 Illinois U.S.A.
  • 3123080161 | +1 312-308-0161 Illinois U.S.A.
  • 3123080162 | +1 312-308-0162 Illinois U.S.A.
  • 3123080163 | +1 312-308-0163 Illinois U.S.A.
  • 3123080164 | +1 312-308-0164 Illinois U.S.A.
  • 3123080165 | +1 312-308-0165 Illinois U.S.A.
  • 3123080166 | +1 312-308-0166 Illinois U.S.A.
  • 3123080167 | +1 312-308-0167 Illinois U.S.A.
  • 3123080168 | +1 312-308-0168 Illinois U.S.A.
  • 3123080169 | +1 312-308-0169 Illinois U.S.A.
  • 3123080170 | +1 312-308-0170 Illinois U.S.A.
  • 3123080171 | +1 312-308-0171 Illinois U.S.A.
  • 3123080172 | +1 312-308-0172 Illinois U.S.A.
  • 3123080173 | +1 312-308-0173 Illinois U.S.A.
  • 3123080174 | +1 312-308-0174 Illinois U.S.A.
  • 3123080175 | +1 312-308-0175 Illinois U.S.A.
  • 3123080176 | +1 312-308-0176 Illinois U.S.A.
  • 3123080177 | +1 312-308-0177 Illinois U.S.A.
  • 3123080178 | +1 312-308-0178 Illinois U.S.A.
  • 3123080179 | +1 312-308-0179 Illinois U.S.A.
  • 3123080180 | +1 312-308-0180 Illinois U.S.A.
  • 3123080181 | +1 312-308-0181 Illinois U.S.A.
  • 3123080182 | +1 312-308-0182 Illinois U.S.A.
  • 3123080183 | +1 312-308-0183 Illinois U.S.A.
  • 3123080184 | +1 312-308-0184 Illinois U.S.A.
  • 3123080185 | +1 312-308-0185 Illinois U.S.A.
  • 3123080186 | +1 312-308-0186 Illinois U.S.A.
  • 3123080187 | +1 312-308-0187 Illinois U.S.A.
  • 3123080188 | +1 312-308-0188 Illinois U.S.A.
  • 3123080189 | +1 312-308-0189 Illinois U.S.A.
  • 3123080190 | +1 312-308-0190 Illinois U.S.A.
  • 3123080191 | +1 312-308-0191 Illinois U.S.A.
  • 3123080192 | +1 312-308-0192 Illinois U.S.A.
  • 3123080193 | +1 312-308-0193 Illinois U.S.A.
  • 3123080194 | +1 312-308-0194 Illinois U.S.A.
  • 3123080195 | +1 312-308-0195 Illinois U.S.A.
  • 3123080196 | +1 312-308-0196 Illinois U.S.A.
  • 3123080197 | +1 312-308-0197 Illinois U.S.A.
  • 3123080198 | +1 312-308-0198 Illinois U.S.A.
  • 3123080199 | +1 312-308-0199 Illinois U.S.A.