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).

  • 3122444100 | +1 312-244-4100 Illinois U.S.A.
  • 3122444101 | +1 312-244-4101 Illinois U.S.A.
  • 3122444102 | +1 312-244-4102 Illinois U.S.A.
  • 3122444103 | +1 312-244-4103 Illinois U.S.A.
  • 3122444104 | +1 312-244-4104 Illinois U.S.A.
  • 3122444105 | +1 312-244-4105 Illinois U.S.A.
  • 3122444106 | +1 312-244-4106 Illinois U.S.A.
  • 3122444107 | +1 312-244-4107 Illinois U.S.A.
  • 3122444108 | +1 312-244-4108 Illinois U.S.A.
  • 3122444109 | +1 312-244-4109 Illinois U.S.A.
  • 3122444110 | +1 312-244-4110 Illinois U.S.A.
  • 3122444111 | +1 312-244-4111 Illinois U.S.A.
  • 3122444112 | +1 312-244-4112 Illinois U.S.A.
  • 3122444113 | +1 312-244-4113 Illinois U.S.A.
  • 3122444114 | +1 312-244-4114 Illinois U.S.A.
  • 3122444115 | +1 312-244-4115 Illinois U.S.A.
  • 3122444116 | +1 312-244-4116 Illinois U.S.A.
  • 3122444117 | +1 312-244-4117 Illinois U.S.A.
  • 3122444118 | +1 312-244-4118 Illinois U.S.A.
  • 3122444119 | +1 312-244-4119 Illinois U.S.A.
  • 3122444120 | +1 312-244-4120 Illinois U.S.A.
  • 3122444121 | +1 312-244-4121 Illinois U.S.A.
  • 3122444122 | +1 312-244-4122 Illinois U.S.A.
  • 3122444123 | +1 312-244-4123 Illinois U.S.A.
  • 3122444124 | +1 312-244-4124 Illinois U.S.A.
  • 3122444125 | +1 312-244-4125 Illinois U.S.A.
  • 3122444126 | +1 312-244-4126 Illinois U.S.A.
  • 3122444127 | +1 312-244-4127 Illinois U.S.A.
  • 3122444128 | +1 312-244-4128 Illinois U.S.A.
  • 3122444129 | +1 312-244-4129 Illinois U.S.A.
  • 3122444130 | +1 312-244-4130 Illinois U.S.A.
  • 3122444131 | +1 312-244-4131 Illinois U.S.A.
  • 3122444132 | +1 312-244-4132 Illinois U.S.A.
  • 3122444133 | +1 312-244-4133 Illinois U.S.A.
  • 3122444134 | +1 312-244-4134 Illinois U.S.A.
  • 3122444135 | +1 312-244-4135 Illinois U.S.A.
  • 3122444136 | +1 312-244-4136 Illinois U.S.A.
  • 3122444137 | +1 312-244-4137 Illinois U.S.A.
  • 3122444138 | +1 312-244-4138 Illinois U.S.A.
  • 3122444139 | +1 312-244-4139 Illinois U.S.A.
  • 3122444140 | +1 312-244-4140 Illinois U.S.A.
  • 3122444141 | +1 312-244-4141 Illinois U.S.A.
  • 3122444142 | +1 312-244-4142 Illinois U.S.A.
  • 3122444143 | +1 312-244-4143 Illinois U.S.A.
  • 3122444144 | +1 312-244-4144 Illinois U.S.A.
  • 3122444145 | +1 312-244-4145 Illinois U.S.A.
  • 3122444146 | +1 312-244-4146 Illinois U.S.A.
  • 3122444147 | +1 312-244-4147 Illinois U.S.A.
  • 3122444148 | +1 312-244-4148 Illinois U.S.A.
  • 3122444149 | +1 312-244-4149 Illinois U.S.A.
  • 3122444150 | +1 312-244-4150 Illinois U.S.A.
  • 3122444151 | +1 312-244-4151 Illinois U.S.A.
  • 3122444152 | +1 312-244-4152 Illinois U.S.A.
  • 3122444153 | +1 312-244-4153 Illinois U.S.A.
  • 3122444154 | +1 312-244-4154 Illinois U.S.A.
  • 3122444155 | +1 312-244-4155 Illinois U.S.A.
  • 3122444156 | +1 312-244-4156 Illinois U.S.A.
  • 3122444157 | +1 312-244-4157 Illinois U.S.A.
  • 3122444158 | +1 312-244-4158 Illinois U.S.A.
  • 3122444159 | +1 312-244-4159 Illinois U.S.A.
  • 3122444160 | +1 312-244-4160 Illinois U.S.A.
  • 3122444161 | +1 312-244-4161 Illinois U.S.A.
  • 3122444162 | +1 312-244-4162 Illinois U.S.A.
  • 3122444163 | +1 312-244-4163 Illinois U.S.A.
  • 3122444164 | +1 312-244-4164 Illinois U.S.A.
  • 3122444165 | +1 312-244-4165 Illinois U.S.A.
  • 3122444166 | +1 312-244-4166 Illinois U.S.A.
  • 3122444167 | +1 312-244-4167 Illinois U.S.A.
  • 3122444168 | +1 312-244-4168 Illinois U.S.A.
  • 3122444169 | +1 312-244-4169 Illinois U.S.A.
  • 3122444170 | +1 312-244-4170 Illinois U.S.A.
  • 3122444171 | +1 312-244-4171 Illinois U.S.A.
  • 3122444172 | +1 312-244-4172 Illinois U.S.A.
  • 3122444173 | +1 312-244-4173 Illinois U.S.A.
  • 3122444174 | +1 312-244-4174 Illinois U.S.A.
  • 3122444175 | +1 312-244-4175 Illinois U.S.A.
  • 3122444176 | +1 312-244-4176 Illinois U.S.A.
  • 3122444177 | +1 312-244-4177 Illinois U.S.A.
  • 3122444178 | +1 312-244-4178 Illinois U.S.A.
  • 3122444179 | +1 312-244-4179 Illinois U.S.A.
  • 3122444180 | +1 312-244-4180 Illinois U.S.A.
  • 3122444181 | +1 312-244-4181 Illinois U.S.A.
  • 3122444182 | +1 312-244-4182 Illinois U.S.A.
  • 3122444183 | +1 312-244-4183 Illinois U.S.A.
  • 3122444184 | +1 312-244-4184 Illinois U.S.A.
  • 3122444185 | +1 312-244-4185 Illinois U.S.A.
  • 3122444186 | +1 312-244-4186 Illinois U.S.A.
  • 3122444187 | +1 312-244-4187 Illinois U.S.A.
  • 3122444188 | +1 312-244-4188 Illinois U.S.A.
  • 3122444189 | +1 312-244-4189 Illinois U.S.A.
  • 3122444190 | +1 312-244-4190 Illinois U.S.A.
  • 3122444191 | +1 312-244-4191 Illinois U.S.A.
  • 3122444192 | +1 312-244-4192 Illinois U.S.A.
  • 3122444193 | +1 312-244-4193 Illinois U.S.A.
  • 3122444194 | +1 312-244-4194 Illinois U.S.A.
  • 3122444195 | +1 312-244-4195 Illinois U.S.A.
  • 3122444196 | +1 312-244-4196 Illinois U.S.A.
  • 3122444197 | +1 312-244-4197 Illinois U.S.A.
  • 3122444198 | +1 312-244-4198 Illinois U.S.A.
  • 3122444199 | +1 312-244-4199 Illinois U.S.A.