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).

  • 3123084000 | +1 312-308-4000 Illinois U.S.A.
  • 3123084001 | +1 312-308-4001 Illinois U.S.A.
  • 3123084002 | +1 312-308-4002 Illinois U.S.A.
  • 3123084003 | +1 312-308-4003 Illinois U.S.A.
  • 3123084004 | +1 312-308-4004 Illinois U.S.A.
  • 3123084005 | +1 312-308-4005 Illinois U.S.A.
  • 3123084006 | +1 312-308-4006 Illinois U.S.A.
  • 3123084007 | +1 312-308-4007 Illinois U.S.A.
  • 3123084008 | +1 312-308-4008 Illinois U.S.A.
  • 3123084009 | +1 312-308-4009 Illinois U.S.A.
  • 3123084010 | +1 312-308-4010 Illinois U.S.A.
  • 3123084011 | +1 312-308-4011 Illinois U.S.A.
  • 3123084012 | +1 312-308-4012 Illinois U.S.A.
  • 3123084013 | +1 312-308-4013 Illinois U.S.A.
  • 3123084014 | +1 312-308-4014 Illinois U.S.A.
  • 3123084015 | +1 312-308-4015 Illinois U.S.A.
  • 3123084016 | +1 312-308-4016 Illinois U.S.A.
  • 3123084017 | +1 312-308-4017 Illinois U.S.A.
  • 3123084018 | +1 312-308-4018 Illinois U.S.A.
  • 3123084019 | +1 312-308-4019 Illinois U.S.A.
  • 3123084020 | +1 312-308-4020 Illinois U.S.A.
  • 3123084021 | +1 312-308-4021 Illinois U.S.A.
  • 3123084022 | +1 312-308-4022 Illinois U.S.A.
  • 3123084023 | +1 312-308-4023 Illinois U.S.A.
  • 3123084024 | +1 312-308-4024 Illinois U.S.A.
  • 3123084025 | +1 312-308-4025 Illinois U.S.A.
  • 3123084026 | +1 312-308-4026 Illinois U.S.A.
  • 3123084027 | +1 312-308-4027 Illinois U.S.A.
  • 3123084028 | +1 312-308-4028 Illinois U.S.A.
  • 3123084029 | +1 312-308-4029 Illinois U.S.A.
  • 3123084030 | +1 312-308-4030 Illinois U.S.A.
  • 3123084031 | +1 312-308-4031 Illinois U.S.A.
  • 3123084032 | +1 312-308-4032 Illinois U.S.A.
  • 3123084033 | +1 312-308-4033 Illinois U.S.A.
  • 3123084034 | +1 312-308-4034 Illinois U.S.A.
  • 3123084035 | +1 312-308-4035 Illinois U.S.A.
  • 3123084036 | +1 312-308-4036 Illinois U.S.A.
  • 3123084037 | +1 312-308-4037 Illinois U.S.A.
  • 3123084038 | +1 312-308-4038 Illinois U.S.A.
  • 3123084039 | +1 312-308-4039 Illinois U.S.A.
  • 3123084040 | +1 312-308-4040 Illinois U.S.A.
  • 3123084041 | +1 312-308-4041 Illinois U.S.A.
  • 3123084042 | +1 312-308-4042 Illinois U.S.A.
  • 3123084043 | +1 312-308-4043 Illinois U.S.A.
  • 3123084044 | +1 312-308-4044 Illinois U.S.A.
  • 3123084045 | +1 312-308-4045 Illinois U.S.A.
  • 3123084046 | +1 312-308-4046 Illinois U.S.A.
  • 3123084047 | +1 312-308-4047 Illinois U.S.A.
  • 3123084048 | +1 312-308-4048 Illinois U.S.A.
  • 3123084049 | +1 312-308-4049 Illinois U.S.A.
  • 3123084050 | +1 312-308-4050 Illinois U.S.A.
  • 3123084051 | +1 312-308-4051 Illinois U.S.A.
  • 3123084052 | +1 312-308-4052 Illinois U.S.A.
  • 3123084053 | +1 312-308-4053 Illinois U.S.A.
  • 3123084054 | +1 312-308-4054 Illinois U.S.A.
  • 3123084055 | +1 312-308-4055 Illinois U.S.A.
  • 3123084056 | +1 312-308-4056 Illinois U.S.A.
  • 3123084057 | +1 312-308-4057 Illinois U.S.A.
  • 3123084058 | +1 312-308-4058 Illinois U.S.A.
  • 3123084059 | +1 312-308-4059 Illinois U.S.A.
  • 3123084060 | +1 312-308-4060 Illinois U.S.A.
  • 3123084061 | +1 312-308-4061 Illinois U.S.A.
  • 3123084062 | +1 312-308-4062 Illinois U.S.A.
  • 3123084063 | +1 312-308-4063 Illinois U.S.A.
  • 3123084064 | +1 312-308-4064 Illinois U.S.A.
  • 3123084065 | +1 312-308-4065 Illinois U.S.A.
  • 3123084066 | +1 312-308-4066 Illinois U.S.A.
  • 3123084067 | +1 312-308-4067 Illinois U.S.A.
  • 3123084068 | +1 312-308-4068 Illinois U.S.A.
  • 3123084069 | +1 312-308-4069 Illinois U.S.A.
  • 3123084070 | +1 312-308-4070 Illinois U.S.A.
  • 3123084071 | +1 312-308-4071 Illinois U.S.A.
  • 3123084072 | +1 312-308-4072 Illinois U.S.A.
  • 3123084073 | +1 312-308-4073 Illinois U.S.A.
  • 3123084074 | +1 312-308-4074 Illinois U.S.A.
  • 3123084075 | +1 312-308-4075 Illinois U.S.A.
  • 3123084076 | +1 312-308-4076 Illinois U.S.A.
  • 3123084077 | +1 312-308-4077 Illinois U.S.A.
  • 3123084078 | +1 312-308-4078 Illinois U.S.A.
  • 3123084079 | +1 312-308-4079 Illinois U.S.A.
  • 3123084080 | +1 312-308-4080 Illinois U.S.A.
  • 3123084081 | +1 312-308-4081 Illinois U.S.A.
  • 3123084082 | +1 312-308-4082 Illinois U.S.A.
  • 3123084083 | +1 312-308-4083 Illinois U.S.A.
  • 3123084084 | +1 312-308-4084 Illinois U.S.A.
  • 3123084085 | +1 312-308-4085 Illinois U.S.A.
  • 3123084086 | +1 312-308-4086 Illinois U.S.A.
  • 3123084087 | +1 312-308-4087 Illinois U.S.A.
  • 3123084088 | +1 312-308-4088 Illinois U.S.A.
  • 3123084089 | +1 312-308-4089 Illinois U.S.A.
  • 3123084090 | +1 312-308-4090 Illinois U.S.A.
  • 3123084091 | +1 312-308-4091 Illinois U.S.A.
  • 3123084092 | +1 312-308-4092 Illinois U.S.A.
  • 3123084093 | +1 312-308-4093 Illinois U.S.A.
  • 3123084094 | +1 312-308-4094 Illinois U.S.A.
  • 3123084095 | +1 312-308-4095 Illinois U.S.A.
  • 3123084096 | +1 312-308-4096 Illinois U.S.A.
  • 3123084097 | +1 312-308-4097 Illinois U.S.A.
  • 3123084098 | +1 312-308-4098 Illinois U.S.A.
  • 3123084099 | +1 312-308-4099 Illinois U.S.A.