City of Chicago


312 Area code: Chicago, Cook - Wireless

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).

  • 3125474000 | +1 312-547-4000 Illinois U.S.A.
  • 3125474001 | +1 312-547-4001 Illinois U.S.A.
  • 3125474002 | +1 312-547-4002 Illinois U.S.A.
  • 3125474003 | +1 312-547-4003 Illinois U.S.A.
  • 3125474004 | +1 312-547-4004 Illinois U.S.A.
  • 3125474005 | +1 312-547-4005 Illinois U.S.A.
  • 3125474006 | +1 312-547-4006 Illinois U.S.A.
  • 3125474007 | +1 312-547-4007 Illinois U.S.A.
  • 3125474008 | +1 312-547-4008 Illinois U.S.A.
  • 3125474009 | +1 312-547-4009 Illinois U.S.A.
  • 3125474010 | +1 312-547-4010 Illinois U.S.A.
  • 3125474011 | +1 312-547-4011 Illinois U.S.A.
  • 3125474012 | +1 312-547-4012 Illinois U.S.A.
  • 3125474013 | +1 312-547-4013 Illinois U.S.A.
  • 3125474014 | +1 312-547-4014 Illinois U.S.A.
  • 3125474015 | +1 312-547-4015 Illinois U.S.A.
  • 3125474016 | +1 312-547-4016 Illinois U.S.A.
  • 3125474017 | +1 312-547-4017 Illinois U.S.A.
  • 3125474018 | +1 312-547-4018 Illinois U.S.A.
  • 3125474019 | +1 312-547-4019 Illinois U.S.A.
  • 3125474020 | +1 312-547-4020 Illinois U.S.A.
  • 3125474021 | +1 312-547-4021 Illinois U.S.A.
  • 3125474022 | +1 312-547-4022 Illinois U.S.A.
  • 3125474023 | +1 312-547-4023 Illinois U.S.A.
  • 3125474024 | +1 312-547-4024 Illinois U.S.A.
  • 3125474025 | +1 312-547-4025 Illinois U.S.A.
  • 3125474026 | +1 312-547-4026 Illinois U.S.A.
  • 3125474027 | +1 312-547-4027 Illinois U.S.A.
  • 3125474028 | +1 312-547-4028 Illinois U.S.A.
  • 3125474029 | +1 312-547-4029 Illinois U.S.A.
  • 3125474030 | +1 312-547-4030 Illinois U.S.A.
  • 3125474031 | +1 312-547-4031 Illinois U.S.A.
  • 3125474032 | +1 312-547-4032 Illinois U.S.A.
  • 3125474033 | +1 312-547-4033 Illinois U.S.A.
  • 3125474034 | +1 312-547-4034 Illinois U.S.A.
  • 3125474035 | +1 312-547-4035 Illinois U.S.A.
  • 3125474036 | +1 312-547-4036 Illinois U.S.A.
  • 3125474037 | +1 312-547-4037 Illinois U.S.A.
  • 3125474038 | +1 312-547-4038 Illinois U.S.A.
  • 3125474039 | +1 312-547-4039 Illinois U.S.A.
  • 3125474040 | +1 312-547-4040 Illinois U.S.A.
  • 3125474041 | +1 312-547-4041 Illinois U.S.A.
  • 3125474042 | +1 312-547-4042 Illinois U.S.A.
  • 3125474043 | +1 312-547-4043 Illinois U.S.A.
  • 3125474044 | +1 312-547-4044 Illinois U.S.A.
  • 3125474045 | +1 312-547-4045 Illinois U.S.A.
  • 3125474046 | +1 312-547-4046 Illinois U.S.A.
  • 3125474047 | +1 312-547-4047 Illinois U.S.A.
  • 3125474048 | +1 312-547-4048 Illinois U.S.A.
  • 3125474049 | +1 312-547-4049 Illinois U.S.A.
  • 3125474050 | +1 312-547-4050 Illinois U.S.A.
  • 3125474051 | +1 312-547-4051 Illinois U.S.A.
  • 3125474052 | +1 312-547-4052 Illinois U.S.A.
  • 3125474053 | +1 312-547-4053 Illinois U.S.A.
  • 3125474054 | +1 312-547-4054 Illinois U.S.A.
  • 3125474055 | +1 312-547-4055 Illinois U.S.A.
  • 3125474056 | +1 312-547-4056 Illinois U.S.A.
  • 3125474057 | +1 312-547-4057 Illinois U.S.A.
  • 3125474058 | +1 312-547-4058 Illinois U.S.A.
  • 3125474059 | +1 312-547-4059 Illinois U.S.A.
  • 3125474060 | +1 312-547-4060 Illinois U.S.A.
  • 3125474061 | +1 312-547-4061 Illinois U.S.A.
  • 3125474062 | +1 312-547-4062 Illinois U.S.A.
  • 3125474063 | +1 312-547-4063 Illinois U.S.A.
  • 3125474064 | +1 312-547-4064 Illinois U.S.A.
  • 3125474065 | +1 312-547-4065 Illinois U.S.A.
  • 3125474066 | +1 312-547-4066 Illinois U.S.A.
  • 3125474067 | +1 312-547-4067 Illinois U.S.A.
  • 3125474068 | +1 312-547-4068 Illinois U.S.A.
  • 3125474069 | +1 312-547-4069 Illinois U.S.A.
  • 3125474070 | +1 312-547-4070 Illinois U.S.A.
  • 3125474071 | +1 312-547-4071 Illinois U.S.A.
  • 3125474072 | +1 312-547-4072 Illinois U.S.A.
  • 3125474073 | +1 312-547-4073 Illinois U.S.A.
  • 3125474074 | +1 312-547-4074 Illinois U.S.A.
  • 3125474075 | +1 312-547-4075 Illinois U.S.A.
  • 3125474076 | +1 312-547-4076 Illinois U.S.A.
  • 3125474077 | +1 312-547-4077 Illinois U.S.A.
  • 3125474078 | +1 312-547-4078 Illinois U.S.A.
  • 3125474079 | +1 312-547-4079 Illinois U.S.A.
  • 3125474080 | +1 312-547-4080 Illinois U.S.A.
  • 3125474081 | +1 312-547-4081 Illinois U.S.A.
  • 3125474082 | +1 312-547-4082 Illinois U.S.A.
  • 3125474083 | +1 312-547-4083 Illinois U.S.A.
  • 3125474084 | +1 312-547-4084 Illinois U.S.A.
  • 3125474085 | +1 312-547-4085 Illinois U.S.A.
  • 3125474086 | +1 312-547-4086 Illinois U.S.A.
  • 3125474087 | +1 312-547-4087 Illinois U.S.A.
  • 3125474088 | +1 312-547-4088 Illinois U.S.A.
  • 3125474089 | +1 312-547-4089 Illinois U.S.A.
  • 3125474090 | +1 312-547-4090 Illinois U.S.A.
  • 3125474091 | +1 312-547-4091 Illinois U.S.A.
  • 3125474092 | +1 312-547-4092 Illinois U.S.A.
  • 3125474093 | +1 312-547-4093 Illinois U.S.A.
  • 3125474094 | +1 312-547-4094 Illinois U.S.A.
  • 3125474095 | +1 312-547-4095 Illinois U.S.A.
  • 3125474096 | +1 312-547-4096 Illinois U.S.A.
  • 3125474097 | +1 312-547-4097 Illinois U.S.A.
  • 3125474098 | +1 312-547-4098 Illinois U.S.A.
  • 3125474099 | +1 312-547-4099 Illinois U.S.A.