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).

  • 3125424100 | +1 312-542-4100 Illinois U.S.A.
  • 3125424101 | +1 312-542-4101 Illinois U.S.A.
  • 3125424102 | +1 312-542-4102 Illinois U.S.A.
  • 3125424103 | +1 312-542-4103 Illinois U.S.A.
  • 3125424104 | +1 312-542-4104 Illinois U.S.A.
  • 3125424105 | +1 312-542-4105 Illinois U.S.A.
  • 3125424106 | +1 312-542-4106 Illinois U.S.A.
  • 3125424107 | +1 312-542-4107 Illinois U.S.A.
  • 3125424108 | +1 312-542-4108 Illinois U.S.A.
  • 3125424109 | +1 312-542-4109 Illinois U.S.A.
  • 3125424110 | +1 312-542-4110 Illinois U.S.A.
  • 3125424111 | +1 312-542-4111 Illinois U.S.A.
  • 3125424112 | +1 312-542-4112 Illinois U.S.A.
  • 3125424113 | +1 312-542-4113 Illinois U.S.A.
  • 3125424114 | +1 312-542-4114 Illinois U.S.A.
  • 3125424115 | +1 312-542-4115 Illinois U.S.A.
  • 3125424116 | +1 312-542-4116 Illinois U.S.A.
  • 3125424117 | +1 312-542-4117 Illinois U.S.A.
  • 3125424118 | +1 312-542-4118 Illinois U.S.A.
  • 3125424119 | +1 312-542-4119 Illinois U.S.A.
  • 3125424120 | +1 312-542-4120 Illinois U.S.A.
  • 3125424121 | +1 312-542-4121 Illinois U.S.A.
  • 3125424122 | +1 312-542-4122 Illinois U.S.A.
  • 3125424123 | +1 312-542-4123 Illinois U.S.A.
  • 3125424124 | +1 312-542-4124 Illinois U.S.A.
  • 3125424125 | +1 312-542-4125 Illinois U.S.A.
  • 3125424126 | +1 312-542-4126 Illinois U.S.A.
  • 3125424127 | +1 312-542-4127 Illinois U.S.A.
  • 3125424128 | +1 312-542-4128 Illinois U.S.A.
  • 3125424129 | +1 312-542-4129 Illinois U.S.A.
  • 3125424130 | +1 312-542-4130 Illinois U.S.A.
  • 3125424131 | +1 312-542-4131 Illinois U.S.A.
  • 3125424132 | +1 312-542-4132 Illinois U.S.A.
  • 3125424133 | +1 312-542-4133 Illinois U.S.A.
  • 3125424134 | +1 312-542-4134 Illinois U.S.A.
  • 3125424135 | +1 312-542-4135 Illinois U.S.A.
  • 3125424136 | +1 312-542-4136 Illinois U.S.A.
  • 3125424137 | +1 312-542-4137 Illinois U.S.A.
  • 3125424138 | +1 312-542-4138 Illinois U.S.A.
  • 3125424139 | +1 312-542-4139 Illinois U.S.A.
  • 3125424140 | +1 312-542-4140 Illinois U.S.A.
  • 3125424141 | +1 312-542-4141 Illinois U.S.A.
  • 3125424142 | +1 312-542-4142 Illinois U.S.A.
  • 3125424143 | +1 312-542-4143 Illinois U.S.A.
  • 3125424144 | +1 312-542-4144 Illinois U.S.A.
  • 3125424145 | +1 312-542-4145 Illinois U.S.A.
  • 3125424146 | +1 312-542-4146 Illinois U.S.A.
  • 3125424147 | +1 312-542-4147 Illinois U.S.A.
  • 3125424148 | +1 312-542-4148 Illinois U.S.A.
  • 3125424149 | +1 312-542-4149 Illinois U.S.A.
  • 3125424150 | +1 312-542-4150 Illinois U.S.A.
  • 3125424151 | +1 312-542-4151 Illinois U.S.A.
  • 3125424152 | +1 312-542-4152 Illinois U.S.A.
  • 3125424153 | +1 312-542-4153 Illinois U.S.A.
  • 3125424154 | +1 312-542-4154 Illinois U.S.A.
  • 3125424155 | +1 312-542-4155 Illinois U.S.A.
  • 3125424156 | +1 312-542-4156 Illinois U.S.A.
  • 3125424157 | +1 312-542-4157 Illinois U.S.A.
  • 3125424158 | +1 312-542-4158 Illinois U.S.A.
  • 3125424159 | +1 312-542-4159 Illinois U.S.A.
  • 3125424160 | +1 312-542-4160 Illinois U.S.A.
  • 3125424161 | +1 312-542-4161 Illinois U.S.A.
  • 3125424162 | +1 312-542-4162 Illinois U.S.A.
  • 3125424163 | +1 312-542-4163 Illinois U.S.A.
  • 3125424164 | +1 312-542-4164 Illinois U.S.A.
  • 3125424165 | +1 312-542-4165 Illinois U.S.A.
  • 3125424166 | +1 312-542-4166 Illinois U.S.A.
  • 3125424167 | +1 312-542-4167 Illinois U.S.A.
  • 3125424168 | +1 312-542-4168 Illinois U.S.A.
  • 3125424169 | +1 312-542-4169 Illinois U.S.A.
  • 3125424170 | +1 312-542-4170 Illinois U.S.A.
  • 3125424171 | +1 312-542-4171 Illinois U.S.A.
  • 3125424172 | +1 312-542-4172 Illinois U.S.A.
  • 3125424173 | +1 312-542-4173 Illinois U.S.A.
  • 3125424174 | +1 312-542-4174 Illinois U.S.A.
  • 3125424175 | +1 312-542-4175 Illinois U.S.A.
  • 3125424176 | +1 312-542-4176 Illinois U.S.A.
  • 3125424177 | +1 312-542-4177 Illinois U.S.A.
  • 3125424178 | +1 312-542-4178 Illinois U.S.A.
  • 3125424179 | +1 312-542-4179 Illinois U.S.A.
  • 3125424180 | +1 312-542-4180 Illinois U.S.A.
  • 3125424181 | +1 312-542-4181 Illinois U.S.A.
  • 3125424182 | +1 312-542-4182 Illinois U.S.A.
  • 3125424183 | +1 312-542-4183 Illinois U.S.A.
  • 3125424184 | +1 312-542-4184 Illinois U.S.A.
  • 3125424185 | +1 312-542-4185 Illinois U.S.A.
  • 3125424186 | +1 312-542-4186 Illinois U.S.A.
  • 3125424187 | +1 312-542-4187 Illinois U.S.A.
  • 3125424188 | +1 312-542-4188 Illinois U.S.A.
  • 3125424189 | +1 312-542-4189 Illinois U.S.A.
  • 3125424190 | +1 312-542-4190 Illinois U.S.A.
  • 3125424191 | +1 312-542-4191 Illinois U.S.A.
  • 3125424192 | +1 312-542-4192 Illinois U.S.A.
  • 3125424193 | +1 312-542-4193 Illinois U.S.A.
  • 3125424194 | +1 312-542-4194 Illinois U.S.A.
  • 3125424195 | +1 312-542-4195 Illinois U.S.A.
  • 3125424196 | +1 312-542-4196 Illinois U.S.A.
  • 3125424197 | +1 312-542-4197 Illinois U.S.A.
  • 3125424198 | +1 312-542-4198 Illinois U.S.A.
  • 3125424199 | +1 312-542-4199 Illinois U.S.A.