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).

  • 3127055000 | +1 312-705-5000 Illinois U.S.A.
  • 3127055001 | +1 312-705-5001 Illinois U.S.A.
  • 3127055002 | +1 312-705-5002 Illinois U.S.A.
  • 3127055003 | +1 312-705-5003 Illinois U.S.A.
  • 3127055004 | +1 312-705-5004 Illinois U.S.A.
  • 3127055005 | +1 312-705-5005 Illinois U.S.A.
  • 3127055006 | +1 312-705-5006 Illinois U.S.A.
  • 3127055007 | +1 312-705-5007 Illinois U.S.A.
  • 3127055008 | +1 312-705-5008 Illinois U.S.A.
  • 3127055009 | +1 312-705-5009 Illinois U.S.A.
  • 3127055010 | +1 312-705-5010 Illinois U.S.A.
  • 3127055011 | +1 312-705-5011 Illinois U.S.A.
  • 3127055012 | +1 312-705-5012 Illinois U.S.A.
  • 3127055013 | +1 312-705-5013 Illinois U.S.A.
  • 3127055014 | +1 312-705-5014 Illinois U.S.A.
  • 3127055015 | +1 312-705-5015 Illinois U.S.A.
  • 3127055016 | +1 312-705-5016 Illinois U.S.A.
  • 3127055017 | +1 312-705-5017 Illinois U.S.A.
  • 3127055018 | +1 312-705-5018 Illinois U.S.A.
  • 3127055019 | +1 312-705-5019 Illinois U.S.A.
  • 3127055020 | +1 312-705-5020 Illinois U.S.A.
  • 3127055021 | +1 312-705-5021 Illinois U.S.A.
  • 3127055022 | +1 312-705-5022 Illinois U.S.A.
  • 3127055023 | +1 312-705-5023 Illinois U.S.A.
  • 3127055024 | +1 312-705-5024 Illinois U.S.A.
  • 3127055025 | +1 312-705-5025 Illinois U.S.A.
  • 3127055026 | +1 312-705-5026 Illinois U.S.A.
  • 3127055027 | +1 312-705-5027 Illinois U.S.A.
  • 3127055028 | +1 312-705-5028 Illinois U.S.A.
  • 3127055029 | +1 312-705-5029 Illinois U.S.A.
  • 3127055030 | +1 312-705-5030 Illinois U.S.A.
  • 3127055031 | +1 312-705-5031 Illinois U.S.A.
  • 3127055032 | +1 312-705-5032 Illinois U.S.A.
  • 3127055033 | +1 312-705-5033 Illinois U.S.A.
  • 3127055034 | +1 312-705-5034 Illinois U.S.A.
  • 3127055035 | +1 312-705-5035 Illinois U.S.A.
  • 3127055036 | +1 312-705-5036 Illinois U.S.A.
  • 3127055037 | +1 312-705-5037 Illinois U.S.A.
  • 3127055038 | +1 312-705-5038 Illinois U.S.A.
  • 3127055039 | +1 312-705-5039 Illinois U.S.A.
  • 3127055040 | +1 312-705-5040 Illinois U.S.A.
  • 3127055041 | +1 312-705-5041 Illinois U.S.A.
  • 3127055042 | +1 312-705-5042 Illinois U.S.A.
  • 3127055043 | +1 312-705-5043 Illinois U.S.A.
  • 3127055044 | +1 312-705-5044 Illinois U.S.A.
  • 3127055045 | +1 312-705-5045 Illinois U.S.A.
  • 3127055046 | +1 312-705-5046 Illinois U.S.A.
  • 3127055047 | +1 312-705-5047 Illinois U.S.A.
  • 3127055048 | +1 312-705-5048 Illinois U.S.A.
  • 3127055049 | +1 312-705-5049 Illinois U.S.A.
  • 3127055050 | +1 312-705-5050 Illinois U.S.A.
  • 3127055051 | +1 312-705-5051 Illinois U.S.A.
  • 3127055052 | +1 312-705-5052 Illinois U.S.A.
  • 3127055053 | +1 312-705-5053 Illinois U.S.A.
  • 3127055054 | +1 312-705-5054 Illinois U.S.A.
  • 3127055055 | +1 312-705-5055 Illinois U.S.A.
  • 3127055056 | +1 312-705-5056 Illinois U.S.A.
  • 3127055057 | +1 312-705-5057 Illinois U.S.A.
  • 3127055058 | +1 312-705-5058 Illinois U.S.A.
  • 3127055059 | +1 312-705-5059 Illinois U.S.A.
  • 3127055060 | +1 312-705-5060 Illinois U.S.A.
  • 3127055061 | +1 312-705-5061 Illinois U.S.A.
  • 3127055062 | +1 312-705-5062 Illinois U.S.A.
  • 3127055063 | +1 312-705-5063 Illinois U.S.A.
  • 3127055064 | +1 312-705-5064 Illinois U.S.A.
  • 3127055065 | +1 312-705-5065 Illinois U.S.A.
  • 3127055066 | +1 312-705-5066 Illinois U.S.A.
  • 3127055067 | +1 312-705-5067 Illinois U.S.A.
  • 3127055068 | +1 312-705-5068 Illinois U.S.A.
  • 3127055069 | +1 312-705-5069 Illinois U.S.A.
  • 3127055070 | +1 312-705-5070 Illinois U.S.A.
  • 3127055071 | +1 312-705-5071 Illinois U.S.A.
  • 3127055072 | +1 312-705-5072 Illinois U.S.A.
  • 3127055073 | +1 312-705-5073 Illinois U.S.A.
  • 3127055074 | +1 312-705-5074 Illinois U.S.A.
  • 3127055075 | +1 312-705-5075 Illinois U.S.A.
  • 3127055076 | +1 312-705-5076 Illinois U.S.A.
  • 3127055077 | +1 312-705-5077 Illinois U.S.A.
  • 3127055078 | +1 312-705-5078 Illinois U.S.A.
  • 3127055079 | +1 312-705-5079 Illinois U.S.A.
  • 3127055080 | +1 312-705-5080 Illinois U.S.A.
  • 3127055081 | +1 312-705-5081 Illinois U.S.A.
  • 3127055082 | +1 312-705-5082 Illinois U.S.A.
  • 3127055083 | +1 312-705-5083 Illinois U.S.A.
  • 3127055084 | +1 312-705-5084 Illinois U.S.A.
  • 3127055085 | +1 312-705-5085 Illinois U.S.A.
  • 3127055086 | +1 312-705-5086 Illinois U.S.A.
  • 3127055087 | +1 312-705-5087 Illinois U.S.A.
  • 3127055088 | +1 312-705-5088 Illinois U.S.A.
  • 3127055089 | +1 312-705-5089 Illinois U.S.A.
  • 3127055090 | +1 312-705-5090 Illinois U.S.A.
  • 3127055091 | +1 312-705-5091 Illinois U.S.A.
  • 3127055092 | +1 312-705-5092 Illinois U.S.A.
  • 3127055093 | +1 312-705-5093 Illinois U.S.A.
  • 3127055094 | +1 312-705-5094 Illinois U.S.A.
  • 3127055095 | +1 312-705-5095 Illinois U.S.A.
  • 3127055096 | +1 312-705-5096 Illinois U.S.A.
  • 3127055097 | +1 312-705-5097 Illinois U.S.A.
  • 3127055098 | +1 312-705-5098 Illinois U.S.A.
  • 3127055099 | +1 312-705-5099 Illinois U.S.A.