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).

  • 3129925000 | +1 312-992-5000 Illinois U.S.A.
  • 3129925001 | +1 312-992-5001 Illinois U.S.A.
  • 3129925002 | +1 312-992-5002 Illinois U.S.A.
  • 3129925003 | +1 312-992-5003 Illinois U.S.A.
  • 3129925004 | +1 312-992-5004 Illinois U.S.A.
  • 3129925005 | +1 312-992-5005 Illinois U.S.A.
  • 3129925006 | +1 312-992-5006 Illinois U.S.A.
  • 3129925007 | +1 312-992-5007 Illinois U.S.A.
  • 3129925008 | +1 312-992-5008 Illinois U.S.A.
  • 3129925009 | +1 312-992-5009 Illinois U.S.A.
  • 3129925010 | +1 312-992-5010 Illinois U.S.A.
  • 3129925011 | +1 312-992-5011 Illinois U.S.A.
  • 3129925012 | +1 312-992-5012 Illinois U.S.A.
  • 3129925013 | +1 312-992-5013 Illinois U.S.A.
  • 3129925014 | +1 312-992-5014 Illinois U.S.A.
  • 3129925015 | +1 312-992-5015 Illinois U.S.A.
  • 3129925016 | +1 312-992-5016 Illinois U.S.A.
  • 3129925017 | +1 312-992-5017 Illinois U.S.A.
  • 3129925018 | +1 312-992-5018 Illinois U.S.A.
  • 3129925019 | +1 312-992-5019 Illinois U.S.A.
  • 3129925020 | +1 312-992-5020 Illinois U.S.A.
  • 3129925021 | +1 312-992-5021 Illinois U.S.A.
  • 3129925022 | +1 312-992-5022 Illinois U.S.A.
  • 3129925023 | +1 312-992-5023 Illinois U.S.A.
  • 3129925024 | +1 312-992-5024 Illinois U.S.A.
  • 3129925025 | +1 312-992-5025 Illinois U.S.A.
  • 3129925026 | +1 312-992-5026 Illinois U.S.A.
  • 3129925027 | +1 312-992-5027 Illinois U.S.A.
  • 3129925028 | +1 312-992-5028 Illinois U.S.A.
  • 3129925029 | +1 312-992-5029 Illinois U.S.A.
  • 3129925030 | +1 312-992-5030 Illinois U.S.A.
  • 3129925031 | +1 312-992-5031 Illinois U.S.A.
  • 3129925032 | +1 312-992-5032 Illinois U.S.A.
  • 3129925033 | +1 312-992-5033 Illinois U.S.A.
  • 3129925034 | +1 312-992-5034 Illinois U.S.A.
  • 3129925035 | +1 312-992-5035 Illinois U.S.A.
  • 3129925036 | +1 312-992-5036 Illinois U.S.A.
  • 3129925037 | +1 312-992-5037 Illinois U.S.A.
  • 3129925038 | +1 312-992-5038 Illinois U.S.A.
  • 3129925039 | +1 312-992-5039 Illinois U.S.A.
  • 3129925040 | +1 312-992-5040 Illinois U.S.A.
  • 3129925041 | +1 312-992-5041 Illinois U.S.A.
  • 3129925042 | +1 312-992-5042 Illinois U.S.A.
  • 3129925043 | +1 312-992-5043 Illinois U.S.A.
  • 3129925044 | +1 312-992-5044 Illinois U.S.A.
  • 3129925045 | +1 312-992-5045 Illinois U.S.A.
  • 3129925046 | +1 312-992-5046 Illinois U.S.A.
  • 3129925047 | +1 312-992-5047 Illinois U.S.A.
  • 3129925048 | +1 312-992-5048 Illinois U.S.A.
  • 3129925049 | +1 312-992-5049 Illinois U.S.A.
  • 3129925050 | +1 312-992-5050 Illinois U.S.A.
  • 3129925051 | +1 312-992-5051 Illinois U.S.A.
  • 3129925052 | +1 312-992-5052 Illinois U.S.A.
  • 3129925053 | +1 312-992-5053 Illinois U.S.A.
  • 3129925054 | +1 312-992-5054 Illinois U.S.A.
  • 3129925055 | +1 312-992-5055 Illinois U.S.A.
  • 3129925056 | +1 312-992-5056 Illinois U.S.A.
  • 3129925057 | +1 312-992-5057 Illinois U.S.A.
  • 3129925058 | +1 312-992-5058 Illinois U.S.A.
  • 3129925059 | +1 312-992-5059 Illinois U.S.A.
  • 3129925060 | +1 312-992-5060 Illinois U.S.A.
  • 3129925061 | +1 312-992-5061 Illinois U.S.A.
  • 3129925062 | +1 312-992-5062 Illinois U.S.A.
  • 3129925063 | +1 312-992-5063 Illinois U.S.A.
  • 3129925064 | +1 312-992-5064 Illinois U.S.A.
  • 3129925065 | +1 312-992-5065 Illinois U.S.A.
  • 3129925066 | +1 312-992-5066 Illinois U.S.A.
  • 3129925067 | +1 312-992-5067 Illinois U.S.A.
  • 3129925068 | +1 312-992-5068 Illinois U.S.A.
  • 3129925069 | +1 312-992-5069 Illinois U.S.A.
  • 3129925070 | +1 312-992-5070 Illinois U.S.A.
  • 3129925071 | +1 312-992-5071 Illinois U.S.A.
  • 3129925072 | +1 312-992-5072 Illinois U.S.A.
  • 3129925073 | +1 312-992-5073 Illinois U.S.A.
  • 3129925074 | +1 312-992-5074 Illinois U.S.A.
  • 3129925075 | +1 312-992-5075 Illinois U.S.A.
  • 3129925076 | +1 312-992-5076 Illinois U.S.A.
  • 3129925077 | +1 312-992-5077 Illinois U.S.A.
  • 3129925078 | +1 312-992-5078 Illinois U.S.A.
  • 3129925079 | +1 312-992-5079 Illinois U.S.A.
  • 3129925080 | +1 312-992-5080 Illinois U.S.A.
  • 3129925081 | +1 312-992-5081 Illinois U.S.A.
  • 3129925082 | +1 312-992-5082 Illinois U.S.A.
  • 3129925083 | +1 312-992-5083 Illinois U.S.A.
  • 3129925084 | +1 312-992-5084 Illinois U.S.A.
  • 3129925085 | +1 312-992-5085 Illinois U.S.A.
  • 3129925086 | +1 312-992-5086 Illinois U.S.A.
  • 3129925087 | +1 312-992-5087 Illinois U.S.A.
  • 3129925088 | +1 312-992-5088 Illinois U.S.A.
  • 3129925089 | +1 312-992-5089 Illinois U.S.A.
  • 3129925090 | +1 312-992-5090 Illinois U.S.A.
  • 3129925091 | +1 312-992-5091 Illinois U.S.A.
  • 3129925092 | +1 312-992-5092 Illinois U.S.A.
  • 3129925093 | +1 312-992-5093 Illinois U.S.A.
  • 3129925094 | +1 312-992-5094 Illinois U.S.A.
  • 3129925095 | +1 312-992-5095 Illinois U.S.A.
  • 3129925096 | +1 312-992-5096 Illinois U.S.A.
  • 3129925097 | +1 312-992-5097 Illinois U.S.A.
  • 3129925098 | +1 312-992-5098 Illinois U.S.A.
  • 3129925099 | +1 312-992-5099 Illinois U.S.A.