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).

  • 3127244000 | +1 312-724-4000 Illinois U.S.A.
  • 3127244001 | +1 312-724-4001 Illinois U.S.A.
  • 3127244002 | +1 312-724-4002 Illinois U.S.A.
  • 3127244003 | +1 312-724-4003 Illinois U.S.A.
  • 3127244004 | +1 312-724-4004 Illinois U.S.A.
  • 3127244005 | +1 312-724-4005 Illinois U.S.A.
  • 3127244006 | +1 312-724-4006 Illinois U.S.A.
  • 3127244007 | +1 312-724-4007 Illinois U.S.A.
  • 3127244008 | +1 312-724-4008 Illinois U.S.A.
  • 3127244009 | +1 312-724-4009 Illinois U.S.A.
  • 3127244010 | +1 312-724-4010 Illinois U.S.A.
  • 3127244011 | +1 312-724-4011 Illinois U.S.A.
  • 3127244012 | +1 312-724-4012 Illinois U.S.A.
  • 3127244013 | +1 312-724-4013 Illinois U.S.A.
  • 3127244014 | +1 312-724-4014 Illinois U.S.A.
  • 3127244015 | +1 312-724-4015 Illinois U.S.A.
  • 3127244016 | +1 312-724-4016 Illinois U.S.A.
  • 3127244017 | +1 312-724-4017 Illinois U.S.A.
  • 3127244018 | +1 312-724-4018 Illinois U.S.A.
  • 3127244019 | +1 312-724-4019 Illinois U.S.A.
  • 3127244020 | +1 312-724-4020 Illinois U.S.A.
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  • 3127244022 | +1 312-724-4022 Illinois U.S.A.
  • 3127244023 | +1 312-724-4023 Illinois U.S.A.
  • 3127244024 | +1 312-724-4024 Illinois U.S.A.
  • 3127244025 | +1 312-724-4025 Illinois U.S.A.
  • 3127244026 | +1 312-724-4026 Illinois U.S.A.
  • 3127244027 | +1 312-724-4027 Illinois U.S.A.
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  • 3127244030 | +1 312-724-4030 Illinois U.S.A.
  • 3127244031 | +1 312-724-4031 Illinois U.S.A.
  • 3127244032 | +1 312-724-4032 Illinois U.S.A.
  • 3127244033 | +1 312-724-4033 Illinois U.S.A.
  • 3127244034 | +1 312-724-4034 Illinois U.S.A.
  • 3127244035 | +1 312-724-4035 Illinois U.S.A.
  • 3127244036 | +1 312-724-4036 Illinois U.S.A.
  • 3127244037 | +1 312-724-4037 Illinois U.S.A.
  • 3127244038 | +1 312-724-4038 Illinois U.S.A.
  • 3127244039 | +1 312-724-4039 Illinois U.S.A.
  • 3127244040 | +1 312-724-4040 Illinois U.S.A.
  • 3127244041 | +1 312-724-4041 Illinois U.S.A.
  • 3127244042 | +1 312-724-4042 Illinois U.S.A.
  • 3127244043 | +1 312-724-4043 Illinois U.S.A.
  • 3127244044 | +1 312-724-4044 Illinois U.S.A.
  • 3127244045 | +1 312-724-4045 Illinois U.S.A.
  • 3127244046 | +1 312-724-4046 Illinois U.S.A.
  • 3127244047 | +1 312-724-4047 Illinois U.S.A.
  • 3127244048 | +1 312-724-4048 Illinois U.S.A.
  • 3127244049 | +1 312-724-4049 Illinois U.S.A.
  • 3127244050 | +1 312-724-4050 Illinois U.S.A.
  • 3127244051 | +1 312-724-4051 Illinois U.S.A.
  • 3127244052 | +1 312-724-4052 Illinois U.S.A.
  • 3127244053 | +1 312-724-4053 Illinois U.S.A.
  • 3127244054 | +1 312-724-4054 Illinois U.S.A.
  • 3127244055 | +1 312-724-4055 Illinois U.S.A.
  • 3127244056 | +1 312-724-4056 Illinois U.S.A.
  • 3127244057 | +1 312-724-4057 Illinois U.S.A.
  • 3127244058 | +1 312-724-4058 Illinois U.S.A.
  • 3127244059 | +1 312-724-4059 Illinois U.S.A.
  • 3127244060 | +1 312-724-4060 Illinois U.S.A.
  • 3127244061 | +1 312-724-4061 Illinois U.S.A.
  • 3127244062 | +1 312-724-4062 Illinois U.S.A.
  • 3127244063 | +1 312-724-4063 Illinois U.S.A.
  • 3127244064 | +1 312-724-4064 Illinois U.S.A.
  • 3127244065 | +1 312-724-4065 Illinois U.S.A.
  • 3127244066 | +1 312-724-4066 Illinois U.S.A.
  • 3127244067 | +1 312-724-4067 Illinois U.S.A.
  • 3127244068 | +1 312-724-4068 Illinois U.S.A.
  • 3127244069 | +1 312-724-4069 Illinois U.S.A.
  • 3127244070 | +1 312-724-4070 Illinois U.S.A.
  • 3127244071 | +1 312-724-4071 Illinois U.S.A.
  • 3127244072 | +1 312-724-4072 Illinois U.S.A.
  • 3127244073 | +1 312-724-4073 Illinois U.S.A.
  • 3127244074 | +1 312-724-4074 Illinois U.S.A.
  • 3127244075 | +1 312-724-4075 Illinois U.S.A.
  • 3127244076 | +1 312-724-4076 Illinois U.S.A.
  • 3127244077 | +1 312-724-4077 Illinois U.S.A.
  • 3127244078 | +1 312-724-4078 Illinois U.S.A.
  • 3127244079 | +1 312-724-4079 Illinois U.S.A.
  • 3127244080 | +1 312-724-4080 Illinois U.S.A.
  • 3127244081 | +1 312-724-4081 Illinois U.S.A.
  • 3127244082 | +1 312-724-4082 Illinois U.S.A.
  • 3127244083 | +1 312-724-4083 Illinois U.S.A.
  • 3127244084 | +1 312-724-4084 Illinois U.S.A.
  • 3127244085 | +1 312-724-4085 Illinois U.S.A.
  • 3127244086 | +1 312-724-4086 Illinois U.S.A.
  • 3127244087 | +1 312-724-4087 Illinois U.S.A.
  • 3127244088 | +1 312-724-4088 Illinois U.S.A.
  • 3127244089 | +1 312-724-4089 Illinois U.S.A.
  • 3127244090 | +1 312-724-4090 Illinois U.S.A.
  • 3127244091 | +1 312-724-4091 Illinois U.S.A.
  • 3127244092 | +1 312-724-4092 Illinois U.S.A.
  • 3127244093 | +1 312-724-4093 Illinois U.S.A.
  • 3127244094 | +1 312-724-4094 Illinois U.S.A.
  • 3127244095 | +1 312-724-4095 Illinois U.S.A.
  • 3127244096 | +1 312-724-4096 Illinois U.S.A.
  • 3127244097 | +1 312-724-4097 Illinois U.S.A.
  • 3127244098 | +1 312-724-4098 Illinois U.S.A.
  • 3127244099 | +1 312-724-4099 Illinois U.S.A.