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).

  • 3122940100 | +1 312-294-0100 Illinois U.S.A.
  • 3122940101 | +1 312-294-0101 Illinois U.S.A.
  • 3122940102 | +1 312-294-0102 Illinois U.S.A.
  • 3122940103 | +1 312-294-0103 Illinois U.S.A.
  • 3122940104 | +1 312-294-0104 Illinois U.S.A.
  • 3122940105 | +1 312-294-0105 Illinois U.S.A.
  • 3122940106 | +1 312-294-0106 Illinois U.S.A.
  • 3122940107 | +1 312-294-0107 Illinois U.S.A.
  • 3122940108 | +1 312-294-0108 Illinois U.S.A.
  • 3122940109 | +1 312-294-0109 Illinois U.S.A.
  • 3122940110 | +1 312-294-0110 Illinois U.S.A.
  • 3122940111 | +1 312-294-0111 Illinois U.S.A.
  • 3122940112 | +1 312-294-0112 Illinois U.S.A.
  • 3122940113 | +1 312-294-0113 Illinois U.S.A.
  • 3122940114 | +1 312-294-0114 Illinois U.S.A.
  • 3122940115 | +1 312-294-0115 Illinois U.S.A.
  • 3122940116 | +1 312-294-0116 Illinois U.S.A.
  • 3122940117 | +1 312-294-0117 Illinois U.S.A.
  • 3122940118 | +1 312-294-0118 Illinois U.S.A.
  • 3122940119 | +1 312-294-0119 Illinois U.S.A.
  • 3122940120 | +1 312-294-0120 Illinois U.S.A.
  • 3122940121 | +1 312-294-0121 Illinois U.S.A.
  • 3122940122 | +1 312-294-0122 Illinois U.S.A.
  • 3122940123 | +1 312-294-0123 Illinois U.S.A.
  • 3122940124 | +1 312-294-0124 Illinois U.S.A.
  • 3122940125 | +1 312-294-0125 Illinois U.S.A.
  • 3122940126 | +1 312-294-0126 Illinois U.S.A.
  • 3122940127 | +1 312-294-0127 Illinois U.S.A.
  • 3122940128 | +1 312-294-0128 Illinois U.S.A.
  • 3122940129 | +1 312-294-0129 Illinois U.S.A.
  • 3122940130 | +1 312-294-0130 Illinois U.S.A.
  • 3122940131 | +1 312-294-0131 Illinois U.S.A.
  • 3122940132 | +1 312-294-0132 Illinois U.S.A.
  • 3122940133 | +1 312-294-0133 Illinois U.S.A.
  • 3122940134 | +1 312-294-0134 Illinois U.S.A.
  • 3122940135 | +1 312-294-0135 Illinois U.S.A.
  • 3122940136 | +1 312-294-0136 Illinois U.S.A.
  • 3122940137 | +1 312-294-0137 Illinois U.S.A.
  • 3122940138 | +1 312-294-0138 Illinois U.S.A.
  • 3122940139 | +1 312-294-0139 Illinois U.S.A.
  • 3122940140 | +1 312-294-0140 Illinois U.S.A.
  • 3122940141 | +1 312-294-0141 Illinois U.S.A.
  • 3122940142 | +1 312-294-0142 Illinois U.S.A.
  • 3122940143 | +1 312-294-0143 Illinois U.S.A.
  • 3122940144 | +1 312-294-0144 Illinois U.S.A.
  • 3122940145 | +1 312-294-0145 Illinois U.S.A.
  • 3122940146 | +1 312-294-0146 Illinois U.S.A.
  • 3122940147 | +1 312-294-0147 Illinois U.S.A.
  • 3122940148 | +1 312-294-0148 Illinois U.S.A.
  • 3122940149 | +1 312-294-0149 Illinois U.S.A.
  • 3122940150 | +1 312-294-0150 Illinois U.S.A.
  • 3122940151 | +1 312-294-0151 Illinois U.S.A.
  • 3122940152 | +1 312-294-0152 Illinois U.S.A.
  • 3122940153 | +1 312-294-0153 Illinois U.S.A.
  • 3122940154 | +1 312-294-0154 Illinois U.S.A.
  • 3122940155 | +1 312-294-0155 Illinois U.S.A.
  • 3122940156 | +1 312-294-0156 Illinois U.S.A.
  • 3122940157 | +1 312-294-0157 Illinois U.S.A.
  • 3122940158 | +1 312-294-0158 Illinois U.S.A.
  • 3122940159 | +1 312-294-0159 Illinois U.S.A.
  • 3122940160 | +1 312-294-0160 Illinois U.S.A.
  • 3122940161 | +1 312-294-0161 Illinois U.S.A.
  • 3122940162 | +1 312-294-0162 Illinois U.S.A.
  • 3122940163 | +1 312-294-0163 Illinois U.S.A.
  • 3122940164 | +1 312-294-0164 Illinois U.S.A.
  • 3122940165 | +1 312-294-0165 Illinois U.S.A.
  • 3122940166 | +1 312-294-0166 Illinois U.S.A.
  • 3122940167 | +1 312-294-0167 Illinois U.S.A.
  • 3122940168 | +1 312-294-0168 Illinois U.S.A.
  • 3122940169 | +1 312-294-0169 Illinois U.S.A.
  • 3122940170 | +1 312-294-0170 Illinois U.S.A.
  • 3122940171 | +1 312-294-0171 Illinois U.S.A.
  • 3122940172 | +1 312-294-0172 Illinois U.S.A.
  • 3122940173 | +1 312-294-0173 Illinois U.S.A.
  • 3122940174 | +1 312-294-0174 Illinois U.S.A.
  • 3122940175 | +1 312-294-0175 Illinois U.S.A.
  • 3122940176 | +1 312-294-0176 Illinois U.S.A.
  • 3122940177 | +1 312-294-0177 Illinois U.S.A.
  • 3122940178 | +1 312-294-0178 Illinois U.S.A.
  • 3122940179 | +1 312-294-0179 Illinois U.S.A.
  • 3122940180 | +1 312-294-0180 Illinois U.S.A.
  • 3122940181 | +1 312-294-0181 Illinois U.S.A.
  • 3122940182 | +1 312-294-0182 Illinois U.S.A.
  • 3122940183 | +1 312-294-0183 Illinois U.S.A.
  • 3122940184 | +1 312-294-0184 Illinois U.S.A.
  • 3122940185 | +1 312-294-0185 Illinois U.S.A.
  • 3122940186 | +1 312-294-0186 Illinois U.S.A.
  • 3122940187 | +1 312-294-0187 Illinois U.S.A.
  • 3122940188 | +1 312-294-0188 Illinois U.S.A.
  • 3122940189 | +1 312-294-0189 Illinois U.S.A.
  • 3122940190 | +1 312-294-0190 Illinois U.S.A.
  • 3122940191 | +1 312-294-0191 Illinois U.S.A.
  • 3122940192 | +1 312-294-0192 Illinois U.S.A.
  • 3122940193 | +1 312-294-0193 Illinois U.S.A.
  • 3122940194 | +1 312-294-0194 Illinois U.S.A.
  • 3122940195 | +1 312-294-0195 Illinois U.S.A.
  • 3122940196 | +1 312-294-0196 Illinois U.S.A.
  • 3122940197 | +1 312-294-0197 Illinois U.S.A.
  • 3122940198 | +1 312-294-0198 Illinois U.S.A.
  • 3122940199 | +1 312-294-0199 Illinois U.S.A.