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).

  • 3123330100 | +1 312-333-0100 Illinois U.S.A.
  • 3123330101 | +1 312-333-0101 Illinois U.S.A.
  • 3123330102 | +1 312-333-0102 Illinois U.S.A.
  • 3123330103 | +1 312-333-0103 Illinois U.S.A.
  • 3123330104 | +1 312-333-0104 Illinois U.S.A.
  • 3123330105 | +1 312-333-0105 Illinois U.S.A.
  • 3123330106 | +1 312-333-0106 Illinois U.S.A.
  • 3123330107 | +1 312-333-0107 Illinois U.S.A.
  • 3123330108 | +1 312-333-0108 Illinois U.S.A.
  • 3123330109 | +1 312-333-0109 Illinois U.S.A.
  • 3123330110 | +1 312-333-0110 Illinois U.S.A.
  • 3123330111 | +1 312-333-0111 Illinois U.S.A.
  • 3123330112 | +1 312-333-0112 Illinois U.S.A.
  • 3123330113 | +1 312-333-0113 Illinois U.S.A.
  • 3123330114 | +1 312-333-0114 Illinois U.S.A.
  • 3123330115 | +1 312-333-0115 Illinois U.S.A.
  • 3123330116 | +1 312-333-0116 Illinois U.S.A.
  • 3123330117 | +1 312-333-0117 Illinois U.S.A.
  • 3123330118 | +1 312-333-0118 Illinois U.S.A.
  • 3123330119 | +1 312-333-0119 Illinois U.S.A.
  • 3123330120 | +1 312-333-0120 Illinois U.S.A.
  • 3123330121 | +1 312-333-0121 Illinois U.S.A.
  • 3123330122 | +1 312-333-0122 Illinois U.S.A.
  • 3123330123 | +1 312-333-0123 Illinois U.S.A.
  • 3123330124 | +1 312-333-0124 Illinois U.S.A.
  • 3123330125 | +1 312-333-0125 Illinois U.S.A.
  • 3123330126 | +1 312-333-0126 Illinois U.S.A.
  • 3123330127 | +1 312-333-0127 Illinois U.S.A.
  • 3123330128 | +1 312-333-0128 Illinois U.S.A.
  • 3123330129 | +1 312-333-0129 Illinois U.S.A.
  • 3123330130 | +1 312-333-0130 Illinois U.S.A.
  • 3123330131 | +1 312-333-0131 Illinois U.S.A.
  • 3123330132 | +1 312-333-0132 Illinois U.S.A.
  • 3123330133 | +1 312-333-0133 Illinois U.S.A.
  • 3123330134 | +1 312-333-0134 Illinois U.S.A.
  • 3123330135 | +1 312-333-0135 Illinois U.S.A.
  • 3123330136 | +1 312-333-0136 Illinois U.S.A.
  • 3123330137 | +1 312-333-0137 Illinois U.S.A.
  • 3123330138 | +1 312-333-0138 Illinois U.S.A.
  • 3123330139 | +1 312-333-0139 Illinois U.S.A.
  • 3123330140 | +1 312-333-0140 Illinois U.S.A.
  • 3123330141 | +1 312-333-0141 Illinois U.S.A.
  • 3123330142 | +1 312-333-0142 Illinois U.S.A.
  • 3123330143 | +1 312-333-0143 Illinois U.S.A.
  • 3123330144 | +1 312-333-0144 Illinois U.S.A.
  • 3123330145 | +1 312-333-0145 Illinois U.S.A.
  • 3123330146 | +1 312-333-0146 Illinois U.S.A.
  • 3123330147 | +1 312-333-0147 Illinois U.S.A.
  • 3123330148 | +1 312-333-0148 Illinois U.S.A.
  • 3123330149 | +1 312-333-0149 Illinois U.S.A.
  • 3123330150 | +1 312-333-0150 Illinois U.S.A.
  • 3123330151 | +1 312-333-0151 Illinois U.S.A.
  • 3123330152 | +1 312-333-0152 Illinois U.S.A.
  • 3123330153 | +1 312-333-0153 Illinois U.S.A.
  • 3123330154 | +1 312-333-0154 Illinois U.S.A.
  • 3123330155 | +1 312-333-0155 Illinois U.S.A.
  • 3123330156 | +1 312-333-0156 Illinois U.S.A.
  • 3123330157 | +1 312-333-0157 Illinois U.S.A.
  • 3123330158 | +1 312-333-0158 Illinois U.S.A.
  • 3123330159 | +1 312-333-0159 Illinois U.S.A.
  • 3123330160 | +1 312-333-0160 Illinois U.S.A.
  • 3123330161 | +1 312-333-0161 Illinois U.S.A.
  • 3123330162 | +1 312-333-0162 Illinois U.S.A.
  • 3123330163 | +1 312-333-0163 Illinois U.S.A.
  • 3123330164 | +1 312-333-0164 Illinois U.S.A.
  • 3123330165 | +1 312-333-0165 Illinois U.S.A.
  • 3123330166 | +1 312-333-0166 Illinois U.S.A.
  • 3123330167 | +1 312-333-0167 Illinois U.S.A.
  • 3123330168 | +1 312-333-0168 Illinois U.S.A.
  • 3123330169 | +1 312-333-0169 Illinois U.S.A.
  • 3123330170 | +1 312-333-0170 Illinois U.S.A.
  • 3123330171 | +1 312-333-0171 Illinois U.S.A.
  • 3123330172 | +1 312-333-0172 Illinois U.S.A.
  • 3123330173 | +1 312-333-0173 Illinois U.S.A.
  • 3123330174 | +1 312-333-0174 Illinois U.S.A.
  • 3123330175 | +1 312-333-0175 Illinois U.S.A.
  • 3123330176 | +1 312-333-0176 Illinois U.S.A.
  • 3123330177 | +1 312-333-0177 Illinois U.S.A.
  • 3123330178 | +1 312-333-0178 Illinois U.S.A.
  • 3123330179 | +1 312-333-0179 Illinois U.S.A.
  • 3123330180 | +1 312-333-0180 Illinois U.S.A.
  • 3123330181 | +1 312-333-0181 Illinois U.S.A.
  • 3123330182 | +1 312-333-0182 Illinois U.S.A.
  • 3123330183 | +1 312-333-0183 Illinois U.S.A.
  • 3123330184 | +1 312-333-0184 Illinois U.S.A.
  • 3123330185 | +1 312-333-0185 Illinois U.S.A.
  • 3123330186 | +1 312-333-0186 Illinois U.S.A.
  • 3123330187 | +1 312-333-0187 Illinois U.S.A.
  • 3123330188 | +1 312-333-0188 Illinois U.S.A.
  • 3123330189 | +1 312-333-0189 Illinois U.S.A.
  • 3123330190 | +1 312-333-0190 Illinois U.S.A.
  • 3123330191 | +1 312-333-0191 Illinois U.S.A.
  • 3123330192 | +1 312-333-0192 Illinois U.S.A.
  • 3123330193 | +1 312-333-0193 Illinois U.S.A.
  • 3123330194 | +1 312-333-0194 Illinois U.S.A.
  • 3123330195 | +1 312-333-0195 Illinois U.S.A.
  • 3123330196 | +1 312-333-0196 Illinois U.S.A.
  • 3123330197 | +1 312-333-0197 Illinois U.S.A.
  • 3123330198 | +1 312-333-0198 Illinois U.S.A.
  • 3123330199 | +1 312-333-0199 Illinois U.S.A.