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).

  • 3127914000 | +1 312-791-4000 Illinois U.S.A.
  • 3127914001 | +1 312-791-4001 Illinois U.S.A.
  • 3127914002 | +1 312-791-4002 Illinois U.S.A.
  • 3127914003 | +1 312-791-4003 Illinois U.S.A.
  • 3127914004 | +1 312-791-4004 Illinois U.S.A.
  • 3127914005 | +1 312-791-4005 Illinois U.S.A.
  • 3127914006 | +1 312-791-4006 Illinois U.S.A.
  • 3127914007 | +1 312-791-4007 Illinois U.S.A.
  • 3127914008 | +1 312-791-4008 Illinois U.S.A.
  • 3127914009 | +1 312-791-4009 Illinois U.S.A.
  • 3127914010 | +1 312-791-4010 Illinois U.S.A.
  • 3127914011 | +1 312-791-4011 Illinois U.S.A.
  • 3127914012 | +1 312-791-4012 Illinois U.S.A.
  • 3127914013 | +1 312-791-4013 Illinois U.S.A.
  • 3127914014 | +1 312-791-4014 Illinois U.S.A.
  • 3127914015 | +1 312-791-4015 Illinois U.S.A.
  • 3127914016 | +1 312-791-4016 Illinois U.S.A.
  • 3127914017 | +1 312-791-4017 Illinois U.S.A.
  • 3127914018 | +1 312-791-4018 Illinois U.S.A.
  • 3127914019 | +1 312-791-4019 Illinois U.S.A.
  • 3127914020 | +1 312-791-4020 Illinois U.S.A.
  • 3127914021 | +1 312-791-4021 Illinois U.S.A.
  • 3127914022 | +1 312-791-4022 Illinois U.S.A.
  • 3127914023 | +1 312-791-4023 Illinois U.S.A.
  • 3127914024 | +1 312-791-4024 Illinois U.S.A.
  • 3127914025 | +1 312-791-4025 Illinois U.S.A.
  • 3127914026 | +1 312-791-4026 Illinois U.S.A.
  • 3127914027 | +1 312-791-4027 Illinois U.S.A.
  • 3127914028 | +1 312-791-4028 Illinois U.S.A.
  • 3127914029 | +1 312-791-4029 Illinois U.S.A.
  • 3127914030 | +1 312-791-4030 Illinois U.S.A.
  • 3127914031 | +1 312-791-4031 Illinois U.S.A.
  • 3127914032 | +1 312-791-4032 Illinois U.S.A.
  • 3127914033 | +1 312-791-4033 Illinois U.S.A.
  • 3127914034 | +1 312-791-4034 Illinois U.S.A.
  • 3127914035 | +1 312-791-4035 Illinois U.S.A.
  • 3127914036 | +1 312-791-4036 Illinois U.S.A.
  • 3127914037 | +1 312-791-4037 Illinois U.S.A.
  • 3127914038 | +1 312-791-4038 Illinois U.S.A.
  • 3127914039 | +1 312-791-4039 Illinois U.S.A.
  • 3127914040 | +1 312-791-4040 Illinois U.S.A.
  • 3127914041 | +1 312-791-4041 Illinois U.S.A.
  • 3127914042 | +1 312-791-4042 Illinois U.S.A.
  • 3127914043 | +1 312-791-4043 Illinois U.S.A.
  • 3127914044 | +1 312-791-4044 Illinois U.S.A.
  • 3127914045 | +1 312-791-4045 Illinois U.S.A.
  • 3127914046 | +1 312-791-4046 Illinois U.S.A.
  • 3127914047 | +1 312-791-4047 Illinois U.S.A.
  • 3127914048 | +1 312-791-4048 Illinois U.S.A.
  • 3127914049 | +1 312-791-4049 Illinois U.S.A.
  • 3127914050 | +1 312-791-4050 Illinois U.S.A.
  • 3127914051 | +1 312-791-4051 Illinois U.S.A.
  • 3127914052 | +1 312-791-4052 Illinois U.S.A.
  • 3127914053 | +1 312-791-4053 Illinois U.S.A.
  • 3127914054 | +1 312-791-4054 Illinois U.S.A.
  • 3127914055 | +1 312-791-4055 Illinois U.S.A.
  • 3127914056 | +1 312-791-4056 Illinois U.S.A.
  • 3127914057 | +1 312-791-4057 Illinois U.S.A.
  • 3127914058 | +1 312-791-4058 Illinois U.S.A.
  • 3127914059 | +1 312-791-4059 Illinois U.S.A.
  • 3127914060 | +1 312-791-4060 Illinois U.S.A.
  • 3127914061 | +1 312-791-4061 Illinois U.S.A.
  • 3127914062 | +1 312-791-4062 Illinois U.S.A.
  • 3127914063 | +1 312-791-4063 Illinois U.S.A.
  • 3127914064 | +1 312-791-4064 Illinois U.S.A.
  • 3127914065 | +1 312-791-4065 Illinois U.S.A.
  • 3127914066 | +1 312-791-4066 Illinois U.S.A.
  • 3127914067 | +1 312-791-4067 Illinois U.S.A.
  • 3127914068 | +1 312-791-4068 Illinois U.S.A.
  • 3127914069 | +1 312-791-4069 Illinois U.S.A.
  • 3127914070 | +1 312-791-4070 Illinois U.S.A.
  • 3127914071 | +1 312-791-4071 Illinois U.S.A.
  • 3127914072 | +1 312-791-4072 Illinois U.S.A.
  • 3127914073 | +1 312-791-4073 Illinois U.S.A.
  • 3127914074 | +1 312-791-4074 Illinois U.S.A.
  • 3127914075 | +1 312-791-4075 Illinois U.S.A.
  • 3127914076 | +1 312-791-4076 Illinois U.S.A.
  • 3127914077 | +1 312-791-4077 Illinois U.S.A.
  • 3127914078 | +1 312-791-4078 Illinois U.S.A.
  • 3127914079 | +1 312-791-4079 Illinois U.S.A.
  • 3127914080 | +1 312-791-4080 Illinois U.S.A.
  • 3127914081 | +1 312-791-4081 Illinois U.S.A.
  • 3127914082 | +1 312-791-4082 Illinois U.S.A.
  • 3127914083 | +1 312-791-4083 Illinois U.S.A.
  • 3127914084 | +1 312-791-4084 Illinois U.S.A.
  • 3127914085 | +1 312-791-4085 Illinois U.S.A.
  • 3127914086 | +1 312-791-4086 Illinois U.S.A.
  • 3127914087 | +1 312-791-4087 Illinois U.S.A.
  • 3127914088 | +1 312-791-4088 Illinois U.S.A.
  • 3127914089 | +1 312-791-4089 Illinois U.S.A.
  • 3127914090 | +1 312-791-4090 Illinois U.S.A.
  • 3127914091 | +1 312-791-4091 Illinois U.S.A.
  • 3127914092 | +1 312-791-4092 Illinois U.S.A.
  • 3127914093 | +1 312-791-4093 Illinois U.S.A.
  • 3127914094 | +1 312-791-4094 Illinois U.S.A.
  • 3127914095 | +1 312-791-4095 Illinois U.S.A.
  • 3127914096 | +1 312-791-4096 Illinois U.S.A.
  • 3127914097 | +1 312-791-4097 Illinois U.S.A.
  • 3127914098 | +1 312-791-4098 Illinois U.S.A.
  • 3127914099 | +1 312-791-4099 Illinois U.S.A.