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).

  • 3127554000 | +1 312-755-4000 Illinois U.S.A.
  • 3127554001 | +1 312-755-4001 Illinois U.S.A.
  • 3127554002 | +1 312-755-4002 Illinois U.S.A.
  • 3127554003 | +1 312-755-4003 Illinois U.S.A.
  • 3127554004 | +1 312-755-4004 Illinois U.S.A.
  • 3127554005 | +1 312-755-4005 Illinois U.S.A.
  • 3127554006 | +1 312-755-4006 Illinois U.S.A.
  • 3127554007 | +1 312-755-4007 Illinois U.S.A.
  • 3127554008 | +1 312-755-4008 Illinois U.S.A.
  • 3127554009 | +1 312-755-4009 Illinois U.S.A.
  • 3127554010 | +1 312-755-4010 Illinois U.S.A.
  • 3127554011 | +1 312-755-4011 Illinois U.S.A.
  • 3127554012 | +1 312-755-4012 Illinois U.S.A.
  • 3127554013 | +1 312-755-4013 Illinois U.S.A.
  • 3127554014 | +1 312-755-4014 Illinois U.S.A.
  • 3127554015 | +1 312-755-4015 Illinois U.S.A.
  • 3127554016 | +1 312-755-4016 Illinois U.S.A.
  • 3127554017 | +1 312-755-4017 Illinois U.S.A.
  • 3127554018 | +1 312-755-4018 Illinois U.S.A.
  • 3127554019 | +1 312-755-4019 Illinois U.S.A.
  • 3127554020 | +1 312-755-4020 Illinois U.S.A.
  • 3127554021 | +1 312-755-4021 Illinois U.S.A.
  • 3127554022 | +1 312-755-4022 Illinois U.S.A.
  • 3127554023 | +1 312-755-4023 Illinois U.S.A.
  • 3127554024 | +1 312-755-4024 Illinois U.S.A.
  • 3127554025 | +1 312-755-4025 Illinois U.S.A.
  • 3127554026 | +1 312-755-4026 Illinois U.S.A.
  • 3127554027 | +1 312-755-4027 Illinois U.S.A.
  • 3127554028 | +1 312-755-4028 Illinois U.S.A.
  • 3127554029 | +1 312-755-4029 Illinois U.S.A.
  • 3127554030 | +1 312-755-4030 Illinois U.S.A.
  • 3127554031 | +1 312-755-4031 Illinois U.S.A.
  • 3127554032 | +1 312-755-4032 Illinois U.S.A.
  • 3127554033 | +1 312-755-4033 Illinois U.S.A.
  • 3127554034 | +1 312-755-4034 Illinois U.S.A.
  • 3127554035 | +1 312-755-4035 Illinois U.S.A.
  • 3127554036 | +1 312-755-4036 Illinois U.S.A.
  • 3127554037 | +1 312-755-4037 Illinois U.S.A.
  • 3127554038 | +1 312-755-4038 Illinois U.S.A.
  • 3127554039 | +1 312-755-4039 Illinois U.S.A.
  • 3127554040 | +1 312-755-4040 Illinois U.S.A.
  • 3127554041 | +1 312-755-4041 Illinois U.S.A.
  • 3127554042 | +1 312-755-4042 Illinois U.S.A.
  • 3127554043 | +1 312-755-4043 Illinois U.S.A.
  • 3127554044 | +1 312-755-4044 Illinois U.S.A.
  • 3127554045 | +1 312-755-4045 Illinois U.S.A.
  • 3127554046 | +1 312-755-4046 Illinois U.S.A.
  • 3127554047 | +1 312-755-4047 Illinois U.S.A.
  • 3127554048 | +1 312-755-4048 Illinois U.S.A.
  • 3127554049 | +1 312-755-4049 Illinois U.S.A.
  • 3127554050 | +1 312-755-4050 Illinois U.S.A.
  • 3127554051 | +1 312-755-4051 Illinois U.S.A.
  • 3127554052 | +1 312-755-4052 Illinois U.S.A.
  • 3127554053 | +1 312-755-4053 Illinois U.S.A.
  • 3127554054 | +1 312-755-4054 Illinois U.S.A.
  • 3127554055 | +1 312-755-4055 Illinois U.S.A.
  • 3127554056 | +1 312-755-4056 Illinois U.S.A.
  • 3127554057 | +1 312-755-4057 Illinois U.S.A.
  • 3127554058 | +1 312-755-4058 Illinois U.S.A.
  • 3127554059 | +1 312-755-4059 Illinois U.S.A.
  • 3127554060 | +1 312-755-4060 Illinois U.S.A.
  • 3127554061 | +1 312-755-4061 Illinois U.S.A.
  • 3127554062 | +1 312-755-4062 Illinois U.S.A.
  • 3127554063 | +1 312-755-4063 Illinois U.S.A.
  • 3127554064 | +1 312-755-4064 Illinois U.S.A.
  • 3127554065 | +1 312-755-4065 Illinois U.S.A.
  • 3127554066 | +1 312-755-4066 Illinois U.S.A.
  • 3127554067 | +1 312-755-4067 Illinois U.S.A.
  • 3127554068 | +1 312-755-4068 Illinois U.S.A.
  • 3127554069 | +1 312-755-4069 Illinois U.S.A.
  • 3127554070 | +1 312-755-4070 Illinois U.S.A.
  • 3127554071 | +1 312-755-4071 Illinois U.S.A.
  • 3127554072 | +1 312-755-4072 Illinois U.S.A.
  • 3127554073 | +1 312-755-4073 Illinois U.S.A.
  • 3127554074 | +1 312-755-4074 Illinois U.S.A.
  • 3127554075 | +1 312-755-4075 Illinois U.S.A.
  • 3127554076 | +1 312-755-4076 Illinois U.S.A.
  • 3127554077 | +1 312-755-4077 Illinois U.S.A.
  • 3127554078 | +1 312-755-4078 Illinois U.S.A.
  • 3127554079 | +1 312-755-4079 Illinois U.S.A.
  • 3127554080 | +1 312-755-4080 Illinois U.S.A.
  • 3127554081 | +1 312-755-4081 Illinois U.S.A.
  • 3127554082 | +1 312-755-4082 Illinois U.S.A.
  • 3127554083 | +1 312-755-4083 Illinois U.S.A.
  • 3127554084 | +1 312-755-4084 Illinois U.S.A.
  • 3127554085 | +1 312-755-4085 Illinois U.S.A.
  • 3127554086 | +1 312-755-4086 Illinois U.S.A.
  • 3127554087 | +1 312-755-4087 Illinois U.S.A.
  • 3127554088 | +1 312-755-4088 Illinois U.S.A.
  • 3127554089 | +1 312-755-4089 Illinois U.S.A.
  • 3127554090 | +1 312-755-4090 Illinois U.S.A.
  • 3127554091 | +1 312-755-4091 Illinois U.S.A.
  • 3127554092 | +1 312-755-4092 Illinois U.S.A.
  • 3127554093 | +1 312-755-4093 Illinois U.S.A.
  • 3127554094 | +1 312-755-4094 Illinois U.S.A.
  • 3127554095 | +1 312-755-4095 Illinois U.S.A.
  • 3127554096 | +1 312-755-4096 Illinois U.S.A.
  • 3127554097 | +1 312-755-4097 Illinois U.S.A.
  • 3127554098 | +1 312-755-4098 Illinois U.S.A.
  • 3127554099 | +1 312-755-4099 Illinois U.S.A.