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).

  • 3127944000 | +1 312-794-4000 Illinois U.S.A.
  • 3127944001 | +1 312-794-4001 Illinois U.S.A.
  • 3127944002 | +1 312-794-4002 Illinois U.S.A.
  • 3127944003 | +1 312-794-4003 Illinois U.S.A.
  • 3127944004 | +1 312-794-4004 Illinois U.S.A.
  • 3127944005 | +1 312-794-4005 Illinois U.S.A.
  • 3127944006 | +1 312-794-4006 Illinois U.S.A.
  • 3127944007 | +1 312-794-4007 Illinois U.S.A.
  • 3127944008 | +1 312-794-4008 Illinois U.S.A.
  • 3127944009 | +1 312-794-4009 Illinois U.S.A.
  • 3127944010 | +1 312-794-4010 Illinois U.S.A.
  • 3127944011 | +1 312-794-4011 Illinois U.S.A.
  • 3127944012 | +1 312-794-4012 Illinois U.S.A.
  • 3127944013 | +1 312-794-4013 Illinois U.S.A.
  • 3127944014 | +1 312-794-4014 Illinois U.S.A.
  • 3127944015 | +1 312-794-4015 Illinois U.S.A.
  • 3127944016 | +1 312-794-4016 Illinois U.S.A.
  • 3127944017 | +1 312-794-4017 Illinois U.S.A.
  • 3127944018 | +1 312-794-4018 Illinois U.S.A.
  • 3127944019 | +1 312-794-4019 Illinois U.S.A.
  • 3127944020 | +1 312-794-4020 Illinois U.S.A.
  • 3127944021 | +1 312-794-4021 Illinois U.S.A.
  • 3127944022 | +1 312-794-4022 Illinois U.S.A.
  • 3127944023 | +1 312-794-4023 Illinois U.S.A.
  • 3127944024 | +1 312-794-4024 Illinois U.S.A.
  • 3127944025 | +1 312-794-4025 Illinois U.S.A.
  • 3127944026 | +1 312-794-4026 Illinois U.S.A.
  • 3127944027 | +1 312-794-4027 Illinois U.S.A.
  • 3127944028 | +1 312-794-4028 Illinois U.S.A.
  • 3127944029 | +1 312-794-4029 Illinois U.S.A.
  • 3127944030 | +1 312-794-4030 Illinois U.S.A.
  • 3127944031 | +1 312-794-4031 Illinois U.S.A.
  • 3127944032 | +1 312-794-4032 Illinois U.S.A.
  • 3127944033 | +1 312-794-4033 Illinois U.S.A.
  • 3127944034 | +1 312-794-4034 Illinois U.S.A.
  • 3127944035 | +1 312-794-4035 Illinois U.S.A.
  • 3127944036 | +1 312-794-4036 Illinois U.S.A.
  • 3127944037 | +1 312-794-4037 Illinois U.S.A.
  • 3127944038 | +1 312-794-4038 Illinois U.S.A.
  • 3127944039 | +1 312-794-4039 Illinois U.S.A.
  • 3127944040 | +1 312-794-4040 Illinois U.S.A.
  • 3127944041 | +1 312-794-4041 Illinois U.S.A.
  • 3127944042 | +1 312-794-4042 Illinois U.S.A.
  • 3127944043 | +1 312-794-4043 Illinois U.S.A.
  • 3127944044 | +1 312-794-4044 Illinois U.S.A.
  • 3127944045 | +1 312-794-4045 Illinois U.S.A.
  • 3127944046 | +1 312-794-4046 Illinois U.S.A.
  • 3127944047 | +1 312-794-4047 Illinois U.S.A.
  • 3127944048 | +1 312-794-4048 Illinois U.S.A.
  • 3127944049 | +1 312-794-4049 Illinois U.S.A.
  • 3127944050 | +1 312-794-4050 Illinois U.S.A.
  • 3127944051 | +1 312-794-4051 Illinois U.S.A.
  • 3127944052 | +1 312-794-4052 Illinois U.S.A.
  • 3127944053 | +1 312-794-4053 Illinois U.S.A.
  • 3127944054 | +1 312-794-4054 Illinois U.S.A.
  • 3127944055 | +1 312-794-4055 Illinois U.S.A.
  • 3127944056 | +1 312-794-4056 Illinois U.S.A.
  • 3127944057 | +1 312-794-4057 Illinois U.S.A.
  • 3127944058 | +1 312-794-4058 Illinois U.S.A.
  • 3127944059 | +1 312-794-4059 Illinois U.S.A.
  • 3127944060 | +1 312-794-4060 Illinois U.S.A.
  • 3127944061 | +1 312-794-4061 Illinois U.S.A.
  • 3127944062 | +1 312-794-4062 Illinois U.S.A.
  • 3127944063 | +1 312-794-4063 Illinois U.S.A.
  • 3127944064 | +1 312-794-4064 Illinois U.S.A.
  • 3127944065 | +1 312-794-4065 Illinois U.S.A.
  • 3127944066 | +1 312-794-4066 Illinois U.S.A.
  • 3127944067 | +1 312-794-4067 Illinois U.S.A.
  • 3127944068 | +1 312-794-4068 Illinois U.S.A.
  • 3127944069 | +1 312-794-4069 Illinois U.S.A.
  • 3127944070 | +1 312-794-4070 Illinois U.S.A.
  • 3127944071 | +1 312-794-4071 Illinois U.S.A.
  • 3127944072 | +1 312-794-4072 Illinois U.S.A.
  • 3127944073 | +1 312-794-4073 Illinois U.S.A.
  • 3127944074 | +1 312-794-4074 Illinois U.S.A.
  • 3127944075 | +1 312-794-4075 Illinois U.S.A.
  • 3127944076 | +1 312-794-4076 Illinois U.S.A.
  • 3127944077 | +1 312-794-4077 Illinois U.S.A.
  • 3127944078 | +1 312-794-4078 Illinois U.S.A.
  • 3127944079 | +1 312-794-4079 Illinois U.S.A.
  • 3127944080 | +1 312-794-4080 Illinois U.S.A.
  • 3127944081 | +1 312-794-4081 Illinois U.S.A.
  • 3127944082 | +1 312-794-4082 Illinois U.S.A.
  • 3127944083 | +1 312-794-4083 Illinois U.S.A.
  • 3127944084 | +1 312-794-4084 Illinois U.S.A.
  • 3127944085 | +1 312-794-4085 Illinois U.S.A.
  • 3127944086 | +1 312-794-4086 Illinois U.S.A.
  • 3127944087 | +1 312-794-4087 Illinois U.S.A.
  • 3127944088 | +1 312-794-4088 Illinois U.S.A.
  • 3127944089 | +1 312-794-4089 Illinois U.S.A.
  • 3127944090 | +1 312-794-4090 Illinois U.S.A.
  • 3127944091 | +1 312-794-4091 Illinois U.S.A.
  • 3127944092 | +1 312-794-4092 Illinois U.S.A.
  • 3127944093 | +1 312-794-4093 Illinois U.S.A.
  • 3127944094 | +1 312-794-4094 Illinois U.S.A.
  • 3127944095 | +1 312-794-4095 Illinois U.S.A.
  • 3127944096 | +1 312-794-4096 Illinois U.S.A.
  • 3127944097 | +1 312-794-4097 Illinois U.S.A.
  • 3127944098 | +1 312-794-4098 Illinois U.S.A.
  • 3127944099 | +1 312-794-4099 Illinois U.S.A.