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).

  • 3122330100 | +1 312-233-0100 Illinois U.S.A.
  • 3122330101 | +1 312-233-0101 Illinois U.S.A.
  • 3122330102 | +1 312-233-0102 Illinois U.S.A.
  • 3122330103 | +1 312-233-0103 Illinois U.S.A.
  • 3122330104 | +1 312-233-0104 Illinois U.S.A.
  • 3122330105 | +1 312-233-0105 Illinois U.S.A.
  • 3122330106 | +1 312-233-0106 Illinois U.S.A.
  • 3122330107 | +1 312-233-0107 Illinois U.S.A.
  • 3122330108 | +1 312-233-0108 Illinois U.S.A.
  • 3122330109 | +1 312-233-0109 Illinois U.S.A.
  • 3122330110 | +1 312-233-0110 Illinois U.S.A.
  • 3122330111 | +1 312-233-0111 Illinois U.S.A.
  • 3122330112 | +1 312-233-0112 Illinois U.S.A.
  • 3122330113 | +1 312-233-0113 Illinois U.S.A.
  • 3122330114 | +1 312-233-0114 Illinois U.S.A.
  • 3122330115 | +1 312-233-0115 Illinois U.S.A.
  • 3122330116 | +1 312-233-0116 Illinois U.S.A.
  • 3122330117 | +1 312-233-0117 Illinois U.S.A.
  • 3122330118 | +1 312-233-0118 Illinois U.S.A.
  • 3122330119 | +1 312-233-0119 Illinois U.S.A.
  • 3122330120 | +1 312-233-0120 Illinois U.S.A.
  • 3122330121 | +1 312-233-0121 Illinois U.S.A.
  • 3122330122 | +1 312-233-0122 Illinois U.S.A.
  • 3122330123 | +1 312-233-0123 Illinois U.S.A.
  • 3122330124 | +1 312-233-0124 Illinois U.S.A.
  • 3122330125 | +1 312-233-0125 Illinois U.S.A.
  • 3122330126 | +1 312-233-0126 Illinois U.S.A.
  • 3122330127 | +1 312-233-0127 Illinois U.S.A.
  • 3122330128 | +1 312-233-0128 Illinois U.S.A.
  • 3122330129 | +1 312-233-0129 Illinois U.S.A.
  • 3122330130 | +1 312-233-0130 Illinois U.S.A.
  • 3122330131 | +1 312-233-0131 Illinois U.S.A.
  • 3122330132 | +1 312-233-0132 Illinois U.S.A.
  • 3122330133 | +1 312-233-0133 Illinois U.S.A.
  • 3122330134 | +1 312-233-0134 Illinois U.S.A.
  • 3122330135 | +1 312-233-0135 Illinois U.S.A.
  • 3122330136 | +1 312-233-0136 Illinois U.S.A.
  • 3122330137 | +1 312-233-0137 Illinois U.S.A.
  • 3122330138 | +1 312-233-0138 Illinois U.S.A.
  • 3122330139 | +1 312-233-0139 Illinois U.S.A.
  • 3122330140 | +1 312-233-0140 Illinois U.S.A.
  • 3122330141 | +1 312-233-0141 Illinois U.S.A.
  • 3122330142 | +1 312-233-0142 Illinois U.S.A.
  • 3122330143 | +1 312-233-0143 Illinois U.S.A.
  • 3122330144 | +1 312-233-0144 Illinois U.S.A.
  • 3122330145 | +1 312-233-0145 Illinois U.S.A.
  • 3122330146 | +1 312-233-0146 Illinois U.S.A.
  • 3122330147 | +1 312-233-0147 Illinois U.S.A.
  • 3122330148 | +1 312-233-0148 Illinois U.S.A.
  • 3122330149 | +1 312-233-0149 Illinois U.S.A.
  • 3122330150 | +1 312-233-0150 Illinois U.S.A.
  • 3122330151 | +1 312-233-0151 Illinois U.S.A.
  • 3122330152 | +1 312-233-0152 Illinois U.S.A.
  • 3122330153 | +1 312-233-0153 Illinois U.S.A.
  • 3122330154 | +1 312-233-0154 Illinois U.S.A.
  • 3122330155 | +1 312-233-0155 Illinois U.S.A.
  • 3122330156 | +1 312-233-0156 Illinois U.S.A.
  • 3122330157 | +1 312-233-0157 Illinois U.S.A.
  • 3122330158 | +1 312-233-0158 Illinois U.S.A.
  • 3122330159 | +1 312-233-0159 Illinois U.S.A.
  • 3122330160 | +1 312-233-0160 Illinois U.S.A.
  • 3122330161 | +1 312-233-0161 Illinois U.S.A.
  • 3122330162 | +1 312-233-0162 Illinois U.S.A.
  • 3122330163 | +1 312-233-0163 Illinois U.S.A.
  • 3122330164 | +1 312-233-0164 Illinois U.S.A.
  • 3122330165 | +1 312-233-0165 Illinois U.S.A.
  • 3122330166 | +1 312-233-0166 Illinois U.S.A.
  • 3122330167 | +1 312-233-0167 Illinois U.S.A.
  • 3122330168 | +1 312-233-0168 Illinois U.S.A.
  • 3122330169 | +1 312-233-0169 Illinois U.S.A.
  • 3122330170 | +1 312-233-0170 Illinois U.S.A.
  • 3122330171 | +1 312-233-0171 Illinois U.S.A.
  • 3122330172 | +1 312-233-0172 Illinois U.S.A.
  • 3122330173 | +1 312-233-0173 Illinois U.S.A.
  • 3122330174 | +1 312-233-0174 Illinois U.S.A.
  • 3122330175 | +1 312-233-0175 Illinois U.S.A.
  • 3122330176 | +1 312-233-0176 Illinois U.S.A.
  • 3122330177 | +1 312-233-0177 Illinois U.S.A.
  • 3122330178 | +1 312-233-0178 Illinois U.S.A.
  • 3122330179 | +1 312-233-0179 Illinois U.S.A.
  • 3122330180 | +1 312-233-0180 Illinois U.S.A.
  • 3122330181 | +1 312-233-0181 Illinois U.S.A.
  • 3122330182 | +1 312-233-0182 Illinois U.S.A.
  • 3122330183 | +1 312-233-0183 Illinois U.S.A.
  • 3122330184 | +1 312-233-0184 Illinois U.S.A.
  • 3122330185 | +1 312-233-0185 Illinois U.S.A.
  • 3122330186 | +1 312-233-0186 Illinois U.S.A.
  • 3122330187 | +1 312-233-0187 Illinois U.S.A.
  • 3122330188 | +1 312-233-0188 Illinois U.S.A.
  • 3122330189 | +1 312-233-0189 Illinois U.S.A.
  • 3122330190 | +1 312-233-0190 Illinois U.S.A.
  • 3122330191 | +1 312-233-0191 Illinois U.S.A.
  • 3122330192 | +1 312-233-0192 Illinois U.S.A.
  • 3122330193 | +1 312-233-0193 Illinois U.S.A.
  • 3122330194 | +1 312-233-0194 Illinois U.S.A.
  • 3122330195 | +1 312-233-0195 Illinois U.S.A.
  • 3122330196 | +1 312-233-0196 Illinois U.S.A.
  • 3122330197 | +1 312-233-0197 Illinois U.S.A.
  • 3122330198 | +1 312-233-0198 Illinois U.S.A.
  • 3122330199 | +1 312-233-0199 Illinois U.S.A.