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).

  • 3125420100 | +1 312-542-0100 Illinois U.S.A.
  • 3125420101 | +1 312-542-0101 Illinois U.S.A.
  • 3125420102 | +1 312-542-0102 Illinois U.S.A.
  • 3125420103 | +1 312-542-0103 Illinois U.S.A.
  • 3125420104 | +1 312-542-0104 Illinois U.S.A.
  • 3125420105 | +1 312-542-0105 Illinois U.S.A.
  • 3125420106 | +1 312-542-0106 Illinois U.S.A.
  • 3125420107 | +1 312-542-0107 Illinois U.S.A.
  • 3125420108 | +1 312-542-0108 Illinois U.S.A.
  • 3125420109 | +1 312-542-0109 Illinois U.S.A.
  • 3125420110 | +1 312-542-0110 Illinois U.S.A.
  • 3125420111 | +1 312-542-0111 Illinois U.S.A.
  • 3125420112 | +1 312-542-0112 Illinois U.S.A.
  • 3125420113 | +1 312-542-0113 Illinois U.S.A.
  • 3125420114 | +1 312-542-0114 Illinois U.S.A.
  • 3125420115 | +1 312-542-0115 Illinois U.S.A.
  • 3125420116 | +1 312-542-0116 Illinois U.S.A.
  • 3125420117 | +1 312-542-0117 Illinois U.S.A.
  • 3125420118 | +1 312-542-0118 Illinois U.S.A.
  • 3125420119 | +1 312-542-0119 Illinois U.S.A.
  • 3125420120 | +1 312-542-0120 Illinois U.S.A.
  • 3125420121 | +1 312-542-0121 Illinois U.S.A.
  • 3125420122 | +1 312-542-0122 Illinois U.S.A.
  • 3125420123 | +1 312-542-0123 Illinois U.S.A.
  • 3125420124 | +1 312-542-0124 Illinois U.S.A.
  • 3125420125 | +1 312-542-0125 Illinois U.S.A.
  • 3125420126 | +1 312-542-0126 Illinois U.S.A.
  • 3125420127 | +1 312-542-0127 Illinois U.S.A.
  • 3125420128 | +1 312-542-0128 Illinois U.S.A.
  • 3125420129 | +1 312-542-0129 Illinois U.S.A.
  • 3125420130 | +1 312-542-0130 Illinois U.S.A.
  • 3125420131 | +1 312-542-0131 Illinois U.S.A.
  • 3125420132 | +1 312-542-0132 Illinois U.S.A.
  • 3125420133 | +1 312-542-0133 Illinois U.S.A.
  • 3125420134 | +1 312-542-0134 Illinois U.S.A.
  • 3125420135 | +1 312-542-0135 Illinois U.S.A.
  • 3125420136 | +1 312-542-0136 Illinois U.S.A.
  • 3125420137 | +1 312-542-0137 Illinois U.S.A.
  • 3125420138 | +1 312-542-0138 Illinois U.S.A.
  • 3125420139 | +1 312-542-0139 Illinois U.S.A.
  • 3125420140 | +1 312-542-0140 Illinois U.S.A.
  • 3125420141 | +1 312-542-0141 Illinois U.S.A.
  • 3125420142 | +1 312-542-0142 Illinois U.S.A.
  • 3125420143 | +1 312-542-0143 Illinois U.S.A.
  • 3125420144 | +1 312-542-0144 Illinois U.S.A.
  • 3125420145 | +1 312-542-0145 Illinois U.S.A.
  • 3125420146 | +1 312-542-0146 Illinois U.S.A.
  • 3125420147 | +1 312-542-0147 Illinois U.S.A.
  • 3125420148 | +1 312-542-0148 Illinois U.S.A.
  • 3125420149 | +1 312-542-0149 Illinois U.S.A.
  • 3125420150 | +1 312-542-0150 Illinois U.S.A.
  • 3125420151 | +1 312-542-0151 Illinois U.S.A.
  • 3125420152 | +1 312-542-0152 Illinois U.S.A.
  • 3125420153 | +1 312-542-0153 Illinois U.S.A.
  • 3125420154 | +1 312-542-0154 Illinois U.S.A.
  • 3125420155 | +1 312-542-0155 Illinois U.S.A.
  • 3125420156 | +1 312-542-0156 Illinois U.S.A.
  • 3125420157 | +1 312-542-0157 Illinois U.S.A.
  • 3125420158 | +1 312-542-0158 Illinois U.S.A.
  • 3125420159 | +1 312-542-0159 Illinois U.S.A.
  • 3125420160 | +1 312-542-0160 Illinois U.S.A.
  • 3125420161 | +1 312-542-0161 Illinois U.S.A.
  • 3125420162 | +1 312-542-0162 Illinois U.S.A.
  • 3125420163 | +1 312-542-0163 Illinois U.S.A.
  • 3125420164 | +1 312-542-0164 Illinois U.S.A.
  • 3125420165 | +1 312-542-0165 Illinois U.S.A.
  • 3125420166 | +1 312-542-0166 Illinois U.S.A.
  • 3125420167 | +1 312-542-0167 Illinois U.S.A.
  • 3125420168 | +1 312-542-0168 Illinois U.S.A.
  • 3125420169 | +1 312-542-0169 Illinois U.S.A.
  • 3125420170 | +1 312-542-0170 Illinois U.S.A.
  • 3125420171 | +1 312-542-0171 Illinois U.S.A.
  • 3125420172 | +1 312-542-0172 Illinois U.S.A.
  • 3125420173 | +1 312-542-0173 Illinois U.S.A.
  • 3125420174 | +1 312-542-0174 Illinois U.S.A.
  • 3125420175 | +1 312-542-0175 Illinois U.S.A.
  • 3125420176 | +1 312-542-0176 Illinois U.S.A.
  • 3125420177 | +1 312-542-0177 Illinois U.S.A.
  • 3125420178 | +1 312-542-0178 Illinois U.S.A.
  • 3125420179 | +1 312-542-0179 Illinois U.S.A.
  • 3125420180 | +1 312-542-0180 Illinois U.S.A.
  • 3125420181 | +1 312-542-0181 Illinois U.S.A.
  • 3125420182 | +1 312-542-0182 Illinois U.S.A.
  • 3125420183 | +1 312-542-0183 Illinois U.S.A.
  • 3125420184 | +1 312-542-0184 Illinois U.S.A.
  • 3125420185 | +1 312-542-0185 Illinois U.S.A.
  • 3125420186 | +1 312-542-0186 Illinois U.S.A.
  • 3125420187 | +1 312-542-0187 Illinois U.S.A.
  • 3125420188 | +1 312-542-0188 Illinois U.S.A.
  • 3125420189 | +1 312-542-0189 Illinois U.S.A.
  • 3125420190 | +1 312-542-0190 Illinois U.S.A.
  • 3125420191 | +1 312-542-0191 Illinois U.S.A.
  • 3125420192 | +1 312-542-0192 Illinois U.S.A.
  • 3125420193 | +1 312-542-0193 Illinois U.S.A.
  • 3125420194 | +1 312-542-0194 Illinois U.S.A.
  • 3125420195 | +1 312-542-0195 Illinois U.S.A.
  • 3125420196 | +1 312-542-0196 Illinois U.S.A.
  • 3125420197 | +1 312-542-0197 Illinois U.S.A.
  • 3125420198 | +1 312-542-0198 Illinois U.S.A.
  • 3125420199 | +1 312-542-0199 Illinois U.S.A.