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).

  • 3122984000 | +1 312-298-4000 Illinois U.S.A.
  • 3122984001 | +1 312-298-4001 Illinois U.S.A.
  • 3122984002 | +1 312-298-4002 Illinois U.S.A.
  • 3122984003 | +1 312-298-4003 Illinois U.S.A.
  • 3122984004 | +1 312-298-4004 Illinois U.S.A.
  • 3122984005 | +1 312-298-4005 Illinois U.S.A.
  • 3122984006 | +1 312-298-4006 Illinois U.S.A.
  • 3122984007 | +1 312-298-4007 Illinois U.S.A.
  • 3122984008 | +1 312-298-4008 Illinois U.S.A.
  • 3122984009 | +1 312-298-4009 Illinois U.S.A.
  • 3122984010 | +1 312-298-4010 Illinois U.S.A.
  • 3122984011 | +1 312-298-4011 Illinois U.S.A.
  • 3122984012 | +1 312-298-4012 Illinois U.S.A.
  • 3122984013 | +1 312-298-4013 Illinois U.S.A.
  • 3122984014 | +1 312-298-4014 Illinois U.S.A.
  • 3122984015 | +1 312-298-4015 Illinois U.S.A.
  • 3122984016 | +1 312-298-4016 Illinois U.S.A.
  • 3122984017 | +1 312-298-4017 Illinois U.S.A.
  • 3122984018 | +1 312-298-4018 Illinois U.S.A.
  • 3122984019 | +1 312-298-4019 Illinois U.S.A.
  • 3122984020 | +1 312-298-4020 Illinois U.S.A.
  • 3122984021 | +1 312-298-4021 Illinois U.S.A.
  • 3122984022 | +1 312-298-4022 Illinois U.S.A.
  • 3122984023 | +1 312-298-4023 Illinois U.S.A.
  • 3122984024 | +1 312-298-4024 Illinois U.S.A.
  • 3122984025 | +1 312-298-4025 Illinois U.S.A.
  • 3122984026 | +1 312-298-4026 Illinois U.S.A.
  • 3122984027 | +1 312-298-4027 Illinois U.S.A.
  • 3122984028 | +1 312-298-4028 Illinois U.S.A.
  • 3122984029 | +1 312-298-4029 Illinois U.S.A.
  • 3122984030 | +1 312-298-4030 Illinois U.S.A.
  • 3122984031 | +1 312-298-4031 Illinois U.S.A.
  • 3122984032 | +1 312-298-4032 Illinois U.S.A.
  • 3122984033 | +1 312-298-4033 Illinois U.S.A.
  • 3122984034 | +1 312-298-4034 Illinois U.S.A.
  • 3122984035 | +1 312-298-4035 Illinois U.S.A.
  • 3122984036 | +1 312-298-4036 Illinois U.S.A.
  • 3122984037 | +1 312-298-4037 Illinois U.S.A.
  • 3122984038 | +1 312-298-4038 Illinois U.S.A.
  • 3122984039 | +1 312-298-4039 Illinois U.S.A.
  • 3122984040 | +1 312-298-4040 Illinois U.S.A.
  • 3122984041 | +1 312-298-4041 Illinois U.S.A.
  • 3122984042 | +1 312-298-4042 Illinois U.S.A.
  • 3122984043 | +1 312-298-4043 Illinois U.S.A.
  • 3122984044 | +1 312-298-4044 Illinois U.S.A.
  • 3122984045 | +1 312-298-4045 Illinois U.S.A.
  • 3122984046 | +1 312-298-4046 Illinois U.S.A.
  • 3122984047 | +1 312-298-4047 Illinois U.S.A.
  • 3122984048 | +1 312-298-4048 Illinois U.S.A.
  • 3122984049 | +1 312-298-4049 Illinois U.S.A.
  • 3122984050 | +1 312-298-4050 Illinois U.S.A.
  • 3122984051 | +1 312-298-4051 Illinois U.S.A.
  • 3122984052 | +1 312-298-4052 Illinois U.S.A.
  • 3122984053 | +1 312-298-4053 Illinois U.S.A.
  • 3122984054 | +1 312-298-4054 Illinois U.S.A.
  • 3122984055 | +1 312-298-4055 Illinois U.S.A.
  • 3122984056 | +1 312-298-4056 Illinois U.S.A.
  • 3122984057 | +1 312-298-4057 Illinois U.S.A.
  • 3122984058 | +1 312-298-4058 Illinois U.S.A.
  • 3122984059 | +1 312-298-4059 Illinois U.S.A.
  • 3122984060 | +1 312-298-4060 Illinois U.S.A.
  • 3122984061 | +1 312-298-4061 Illinois U.S.A.
  • 3122984062 | +1 312-298-4062 Illinois U.S.A.
  • 3122984063 | +1 312-298-4063 Illinois U.S.A.
  • 3122984064 | +1 312-298-4064 Illinois U.S.A.
  • 3122984065 | +1 312-298-4065 Illinois U.S.A.
  • 3122984066 | +1 312-298-4066 Illinois U.S.A.
  • 3122984067 | +1 312-298-4067 Illinois U.S.A.
  • 3122984068 | +1 312-298-4068 Illinois U.S.A.
  • 3122984069 | +1 312-298-4069 Illinois U.S.A.
  • 3122984070 | +1 312-298-4070 Illinois U.S.A.
  • 3122984071 | +1 312-298-4071 Illinois U.S.A.
  • 3122984072 | +1 312-298-4072 Illinois U.S.A.
  • 3122984073 | +1 312-298-4073 Illinois U.S.A.
  • 3122984074 | +1 312-298-4074 Illinois U.S.A.
  • 3122984075 | +1 312-298-4075 Illinois U.S.A.
  • 3122984076 | +1 312-298-4076 Illinois U.S.A.
  • 3122984077 | +1 312-298-4077 Illinois U.S.A.
  • 3122984078 | +1 312-298-4078 Illinois U.S.A.
  • 3122984079 | +1 312-298-4079 Illinois U.S.A.
  • 3122984080 | +1 312-298-4080 Illinois U.S.A.
  • 3122984081 | +1 312-298-4081 Illinois U.S.A.
  • 3122984082 | +1 312-298-4082 Illinois U.S.A.
  • 3122984083 | +1 312-298-4083 Illinois U.S.A.
  • 3122984084 | +1 312-298-4084 Illinois U.S.A.
  • 3122984085 | +1 312-298-4085 Illinois U.S.A.
  • 3122984086 | +1 312-298-4086 Illinois U.S.A.
  • 3122984087 | +1 312-298-4087 Illinois U.S.A.
  • 3122984088 | +1 312-298-4088 Illinois U.S.A.
  • 3122984089 | +1 312-298-4089 Illinois U.S.A.
  • 3122984090 | +1 312-298-4090 Illinois U.S.A.
  • 3122984091 | +1 312-298-4091 Illinois U.S.A.
  • 3122984092 | +1 312-298-4092 Illinois U.S.A.
  • 3122984093 | +1 312-298-4093 Illinois U.S.A.
  • 3122984094 | +1 312-298-4094 Illinois U.S.A.
  • 3122984095 | +1 312-298-4095 Illinois U.S.A.
  • 3122984096 | +1 312-298-4096 Illinois U.S.A.
  • 3122984097 | +1 312-298-4097 Illinois U.S.A.
  • 3122984098 | +1 312-298-4098 Illinois U.S.A.
  • 3122984099 | +1 312-298-4099 Illinois U.S.A.