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).

  • 3123824000 | +1 312-382-4000 Illinois U.S.A.
  • 3123824001 | +1 312-382-4001 Illinois U.S.A.
  • 3123824002 | +1 312-382-4002 Illinois U.S.A.
  • 3123824003 | +1 312-382-4003 Illinois U.S.A.
  • 3123824004 | +1 312-382-4004 Illinois U.S.A.
  • 3123824005 | +1 312-382-4005 Illinois U.S.A.
  • 3123824006 | +1 312-382-4006 Illinois U.S.A.
  • 3123824007 | +1 312-382-4007 Illinois U.S.A.
  • 3123824008 | +1 312-382-4008 Illinois U.S.A.
  • 3123824009 | +1 312-382-4009 Illinois U.S.A.
  • 3123824010 | +1 312-382-4010 Illinois U.S.A.
  • 3123824011 | +1 312-382-4011 Illinois U.S.A.
  • 3123824012 | +1 312-382-4012 Illinois U.S.A.
  • 3123824013 | +1 312-382-4013 Illinois U.S.A.
  • 3123824014 | +1 312-382-4014 Illinois U.S.A.
  • 3123824015 | +1 312-382-4015 Illinois U.S.A.
  • 3123824016 | +1 312-382-4016 Illinois U.S.A.
  • 3123824017 | +1 312-382-4017 Illinois U.S.A.
  • 3123824018 | +1 312-382-4018 Illinois U.S.A.
  • 3123824019 | +1 312-382-4019 Illinois U.S.A.
  • 3123824020 | +1 312-382-4020 Illinois U.S.A.
  • 3123824021 | +1 312-382-4021 Illinois U.S.A.
  • 3123824022 | +1 312-382-4022 Illinois U.S.A.
  • 3123824023 | +1 312-382-4023 Illinois U.S.A.
  • 3123824024 | +1 312-382-4024 Illinois U.S.A.
  • 3123824025 | +1 312-382-4025 Illinois U.S.A.
  • 3123824026 | +1 312-382-4026 Illinois U.S.A.
  • 3123824027 | +1 312-382-4027 Illinois U.S.A.
  • 3123824028 | +1 312-382-4028 Illinois U.S.A.
  • 3123824029 | +1 312-382-4029 Illinois U.S.A.
  • 3123824030 | +1 312-382-4030 Illinois U.S.A.
  • 3123824031 | +1 312-382-4031 Illinois U.S.A.
  • 3123824032 | +1 312-382-4032 Illinois U.S.A.
  • 3123824033 | +1 312-382-4033 Illinois U.S.A.
  • 3123824034 | +1 312-382-4034 Illinois U.S.A.
  • 3123824035 | +1 312-382-4035 Illinois U.S.A.
  • 3123824036 | +1 312-382-4036 Illinois U.S.A.
  • 3123824037 | +1 312-382-4037 Illinois U.S.A.
  • 3123824038 | +1 312-382-4038 Illinois U.S.A.
  • 3123824039 | +1 312-382-4039 Illinois U.S.A.
  • 3123824040 | +1 312-382-4040 Illinois U.S.A.
  • 3123824041 | +1 312-382-4041 Illinois U.S.A.
  • 3123824042 | +1 312-382-4042 Illinois U.S.A.
  • 3123824043 | +1 312-382-4043 Illinois U.S.A.
  • 3123824044 | +1 312-382-4044 Illinois U.S.A.
  • 3123824045 | +1 312-382-4045 Illinois U.S.A.
  • 3123824046 | +1 312-382-4046 Illinois U.S.A.
  • 3123824047 | +1 312-382-4047 Illinois U.S.A.
  • 3123824048 | +1 312-382-4048 Illinois U.S.A.
  • 3123824049 | +1 312-382-4049 Illinois U.S.A.
  • 3123824050 | +1 312-382-4050 Illinois U.S.A.
  • 3123824051 | +1 312-382-4051 Illinois U.S.A.
  • 3123824052 | +1 312-382-4052 Illinois U.S.A.
  • 3123824053 | +1 312-382-4053 Illinois U.S.A.
  • 3123824054 | +1 312-382-4054 Illinois U.S.A.
  • 3123824055 | +1 312-382-4055 Illinois U.S.A.
  • 3123824056 | +1 312-382-4056 Illinois U.S.A.
  • 3123824057 | +1 312-382-4057 Illinois U.S.A.
  • 3123824058 | +1 312-382-4058 Illinois U.S.A.
  • 3123824059 | +1 312-382-4059 Illinois U.S.A.
  • 3123824060 | +1 312-382-4060 Illinois U.S.A.
  • 3123824061 | +1 312-382-4061 Illinois U.S.A.
  • 3123824062 | +1 312-382-4062 Illinois U.S.A.
  • 3123824063 | +1 312-382-4063 Illinois U.S.A.
  • 3123824064 | +1 312-382-4064 Illinois U.S.A.
  • 3123824065 | +1 312-382-4065 Illinois U.S.A.
  • 3123824066 | +1 312-382-4066 Illinois U.S.A.
  • 3123824067 | +1 312-382-4067 Illinois U.S.A.
  • 3123824068 | +1 312-382-4068 Illinois U.S.A.
  • 3123824069 | +1 312-382-4069 Illinois U.S.A.
  • 3123824070 | +1 312-382-4070 Illinois U.S.A.
  • 3123824071 | +1 312-382-4071 Illinois U.S.A.
  • 3123824072 | +1 312-382-4072 Illinois U.S.A.
  • 3123824073 | +1 312-382-4073 Illinois U.S.A.
  • 3123824074 | +1 312-382-4074 Illinois U.S.A.
  • 3123824075 | +1 312-382-4075 Illinois U.S.A.
  • 3123824076 | +1 312-382-4076 Illinois U.S.A.
  • 3123824077 | +1 312-382-4077 Illinois U.S.A.
  • 3123824078 | +1 312-382-4078 Illinois U.S.A.
  • 3123824079 | +1 312-382-4079 Illinois U.S.A.
  • 3123824080 | +1 312-382-4080 Illinois U.S.A.
  • 3123824081 | +1 312-382-4081 Illinois U.S.A.
  • 3123824082 | +1 312-382-4082 Illinois U.S.A.
  • 3123824083 | +1 312-382-4083 Illinois U.S.A.
  • 3123824084 | +1 312-382-4084 Illinois U.S.A.
  • 3123824085 | +1 312-382-4085 Illinois U.S.A.
  • 3123824086 | +1 312-382-4086 Illinois U.S.A.
  • 3123824087 | +1 312-382-4087 Illinois U.S.A.
  • 3123824088 | +1 312-382-4088 Illinois U.S.A.
  • 3123824089 | +1 312-382-4089 Illinois U.S.A.
  • 3123824090 | +1 312-382-4090 Illinois U.S.A.
  • 3123824091 | +1 312-382-4091 Illinois U.S.A.
  • 3123824092 | +1 312-382-4092 Illinois U.S.A.
  • 3123824093 | +1 312-382-4093 Illinois U.S.A.
  • 3123824094 | +1 312-382-4094 Illinois U.S.A.
  • 3123824095 | +1 312-382-4095 Illinois U.S.A.
  • 3123824096 | +1 312-382-4096 Illinois U.S.A.
  • 3123824097 | +1 312-382-4097 Illinois U.S.A.
  • 3123824098 | +1 312-382-4098 Illinois U.S.A.
  • 3123824099 | +1 312-382-4099 Illinois U.S.A.