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).

  • 3123060100 | +1 312-306-0100 Illinois U.S.A.
  • 3123060101 | +1 312-306-0101 Illinois U.S.A.
  • 3123060102 | +1 312-306-0102 Illinois U.S.A.
  • 3123060103 | +1 312-306-0103 Illinois U.S.A.
  • 3123060104 | +1 312-306-0104 Illinois U.S.A.
  • 3123060105 | +1 312-306-0105 Illinois U.S.A.
  • 3123060106 | +1 312-306-0106 Illinois U.S.A.
  • 3123060107 | +1 312-306-0107 Illinois U.S.A.
  • 3123060108 | +1 312-306-0108 Illinois U.S.A.
  • 3123060109 | +1 312-306-0109 Illinois U.S.A.
  • 3123060110 | +1 312-306-0110 Illinois U.S.A.
  • 3123060111 | +1 312-306-0111 Illinois U.S.A.
  • 3123060112 | +1 312-306-0112 Illinois U.S.A.
  • 3123060113 | +1 312-306-0113 Illinois U.S.A.
  • 3123060114 | +1 312-306-0114 Illinois U.S.A.
  • 3123060115 | +1 312-306-0115 Illinois U.S.A.
  • 3123060116 | +1 312-306-0116 Illinois U.S.A.
  • 3123060117 | +1 312-306-0117 Illinois U.S.A.
  • 3123060118 | +1 312-306-0118 Illinois U.S.A.
  • 3123060119 | +1 312-306-0119 Illinois U.S.A.
  • 3123060120 | +1 312-306-0120 Illinois U.S.A.
  • 3123060121 | +1 312-306-0121 Illinois U.S.A.
  • 3123060122 | +1 312-306-0122 Illinois U.S.A.
  • 3123060123 | +1 312-306-0123 Illinois U.S.A.
  • 3123060124 | +1 312-306-0124 Illinois U.S.A.
  • 3123060125 | +1 312-306-0125 Illinois U.S.A.
  • 3123060126 | +1 312-306-0126 Illinois U.S.A.
  • 3123060127 | +1 312-306-0127 Illinois U.S.A.
  • 3123060128 | +1 312-306-0128 Illinois U.S.A.
  • 3123060129 | +1 312-306-0129 Illinois U.S.A.
  • 3123060130 | +1 312-306-0130 Illinois U.S.A.
  • 3123060131 | +1 312-306-0131 Illinois U.S.A.
  • 3123060132 | +1 312-306-0132 Illinois U.S.A.
  • 3123060133 | +1 312-306-0133 Illinois U.S.A.
  • 3123060134 | +1 312-306-0134 Illinois U.S.A.
  • 3123060135 | +1 312-306-0135 Illinois U.S.A.
  • 3123060136 | +1 312-306-0136 Illinois U.S.A.
  • 3123060137 | +1 312-306-0137 Illinois U.S.A.
  • 3123060138 | +1 312-306-0138 Illinois U.S.A.
  • 3123060139 | +1 312-306-0139 Illinois U.S.A.
  • 3123060140 | +1 312-306-0140 Illinois U.S.A.
  • 3123060141 | +1 312-306-0141 Illinois U.S.A.
  • 3123060142 | +1 312-306-0142 Illinois U.S.A.
  • 3123060143 | +1 312-306-0143 Illinois U.S.A.
  • 3123060144 | +1 312-306-0144 Illinois U.S.A.
  • 3123060145 | +1 312-306-0145 Illinois U.S.A.
  • 3123060146 | +1 312-306-0146 Illinois U.S.A.
  • 3123060147 | +1 312-306-0147 Illinois U.S.A.
  • 3123060148 | +1 312-306-0148 Illinois U.S.A.
  • 3123060149 | +1 312-306-0149 Illinois U.S.A.
  • 3123060150 | +1 312-306-0150 Illinois U.S.A.
  • 3123060151 | +1 312-306-0151 Illinois U.S.A.
  • 3123060152 | +1 312-306-0152 Illinois U.S.A.
  • 3123060153 | +1 312-306-0153 Illinois U.S.A.
  • 3123060154 | +1 312-306-0154 Illinois U.S.A.
  • 3123060155 | +1 312-306-0155 Illinois U.S.A.
  • 3123060156 | +1 312-306-0156 Illinois U.S.A.
  • 3123060157 | +1 312-306-0157 Illinois U.S.A.
  • 3123060158 | +1 312-306-0158 Illinois U.S.A.
  • 3123060159 | +1 312-306-0159 Illinois U.S.A.
  • 3123060160 | +1 312-306-0160 Illinois U.S.A.
  • 3123060161 | +1 312-306-0161 Illinois U.S.A.
  • 3123060162 | +1 312-306-0162 Illinois U.S.A.
  • 3123060163 | +1 312-306-0163 Illinois U.S.A.
  • 3123060164 | +1 312-306-0164 Illinois U.S.A.
  • 3123060165 | +1 312-306-0165 Illinois U.S.A.
  • 3123060166 | +1 312-306-0166 Illinois U.S.A.
  • 3123060167 | +1 312-306-0167 Illinois U.S.A.
  • 3123060168 | +1 312-306-0168 Illinois U.S.A.
  • 3123060169 | +1 312-306-0169 Illinois U.S.A.
  • 3123060170 | +1 312-306-0170 Illinois U.S.A.
  • 3123060171 | +1 312-306-0171 Illinois U.S.A.
  • 3123060172 | +1 312-306-0172 Illinois U.S.A.
  • 3123060173 | +1 312-306-0173 Illinois U.S.A.
  • 3123060174 | +1 312-306-0174 Illinois U.S.A.
  • 3123060175 | +1 312-306-0175 Illinois U.S.A.
  • 3123060176 | +1 312-306-0176 Illinois U.S.A.
  • 3123060177 | +1 312-306-0177 Illinois U.S.A.
  • 3123060178 | +1 312-306-0178 Illinois U.S.A.
  • 3123060179 | +1 312-306-0179 Illinois U.S.A.
  • 3123060180 | +1 312-306-0180 Illinois U.S.A.
  • 3123060181 | +1 312-306-0181 Illinois U.S.A.
  • 3123060182 | +1 312-306-0182 Illinois U.S.A.
  • 3123060183 | +1 312-306-0183 Illinois U.S.A.
  • 3123060184 | +1 312-306-0184 Illinois U.S.A.
  • 3123060185 | +1 312-306-0185 Illinois U.S.A.
  • 3123060186 | +1 312-306-0186 Illinois U.S.A.
  • 3123060187 | +1 312-306-0187 Illinois U.S.A.
  • 3123060188 | +1 312-306-0188 Illinois U.S.A.
  • 3123060189 | +1 312-306-0189 Illinois U.S.A.
  • 3123060190 | +1 312-306-0190 Illinois U.S.A.
  • 3123060191 | +1 312-306-0191 Illinois U.S.A.
  • 3123060192 | +1 312-306-0192 Illinois U.S.A.
  • 3123060193 | +1 312-306-0193 Illinois U.S.A.
  • 3123060194 | +1 312-306-0194 Illinois U.S.A.
  • 3123060195 | +1 312-306-0195 Illinois U.S.A.
  • 3123060196 | +1 312-306-0196 Illinois U.S.A.
  • 3123060197 | +1 312-306-0197 Illinois U.S.A.
  • 3123060198 | +1 312-306-0198 Illinois U.S.A.
  • 3123060199 | +1 312-306-0199 Illinois U.S.A.