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).

  • 3127505000 | +1 312-750-5000 Illinois U.S.A.
  • 3127505001 | +1 312-750-5001 Illinois U.S.A.
  • 3127505002 | +1 312-750-5002 Illinois U.S.A.
  • 3127505003 | +1 312-750-5003 Illinois U.S.A.
  • 3127505004 | +1 312-750-5004 Illinois U.S.A.
  • 3127505005 | +1 312-750-5005 Illinois U.S.A.
  • 3127505006 | +1 312-750-5006 Illinois U.S.A.
  • 3127505007 | +1 312-750-5007 Illinois U.S.A.
  • 3127505008 | +1 312-750-5008 Illinois U.S.A.
  • 3127505009 | +1 312-750-5009 Illinois U.S.A.
  • 3127505010 | +1 312-750-5010 Illinois U.S.A.
  • 3127505011 | +1 312-750-5011 Illinois U.S.A.
  • 3127505012 | +1 312-750-5012 Illinois U.S.A.
  • 3127505013 | +1 312-750-5013 Illinois U.S.A.
  • 3127505014 | +1 312-750-5014 Illinois U.S.A.
  • 3127505015 | +1 312-750-5015 Illinois U.S.A.
  • 3127505016 | +1 312-750-5016 Illinois U.S.A.
  • 3127505017 | +1 312-750-5017 Illinois U.S.A.
  • 3127505018 | +1 312-750-5018 Illinois U.S.A.
  • 3127505019 | +1 312-750-5019 Illinois U.S.A.
  • 3127505020 | +1 312-750-5020 Illinois U.S.A.
  • 3127505021 | +1 312-750-5021 Illinois U.S.A.
  • 3127505022 | +1 312-750-5022 Illinois U.S.A.
  • 3127505023 | +1 312-750-5023 Illinois U.S.A.
  • 3127505024 | +1 312-750-5024 Illinois U.S.A.
  • 3127505025 | +1 312-750-5025 Illinois U.S.A.
  • 3127505026 | +1 312-750-5026 Illinois U.S.A.
  • 3127505027 | +1 312-750-5027 Illinois U.S.A.
  • 3127505028 | +1 312-750-5028 Illinois U.S.A.
  • 3127505029 | +1 312-750-5029 Illinois U.S.A.
  • 3127505030 | +1 312-750-5030 Illinois U.S.A.
  • 3127505031 | +1 312-750-5031 Illinois U.S.A.
  • 3127505032 | +1 312-750-5032 Illinois U.S.A.
  • 3127505033 | +1 312-750-5033 Illinois U.S.A.
  • 3127505034 | +1 312-750-5034 Illinois U.S.A.
  • 3127505035 | +1 312-750-5035 Illinois U.S.A.
  • 3127505036 | +1 312-750-5036 Illinois U.S.A.
  • 3127505037 | +1 312-750-5037 Illinois U.S.A.
  • 3127505038 | +1 312-750-5038 Illinois U.S.A.
  • 3127505039 | +1 312-750-5039 Illinois U.S.A.
  • 3127505040 | +1 312-750-5040 Illinois U.S.A.
  • 3127505041 | +1 312-750-5041 Illinois U.S.A.
  • 3127505042 | +1 312-750-5042 Illinois U.S.A.
  • 3127505043 | +1 312-750-5043 Illinois U.S.A.
  • 3127505044 | +1 312-750-5044 Illinois U.S.A.
  • 3127505045 | +1 312-750-5045 Illinois U.S.A.
  • 3127505046 | +1 312-750-5046 Illinois U.S.A.
  • 3127505047 | +1 312-750-5047 Illinois U.S.A.
  • 3127505048 | +1 312-750-5048 Illinois U.S.A.
  • 3127505049 | +1 312-750-5049 Illinois U.S.A.
  • 3127505050 | +1 312-750-5050 Illinois U.S.A.
  • 3127505051 | +1 312-750-5051 Illinois U.S.A.
  • 3127505052 | +1 312-750-5052 Illinois U.S.A.
  • 3127505053 | +1 312-750-5053 Illinois U.S.A.
  • 3127505054 | +1 312-750-5054 Illinois U.S.A.
  • 3127505055 | +1 312-750-5055 Illinois U.S.A.
  • 3127505056 | +1 312-750-5056 Illinois U.S.A.
  • 3127505057 | +1 312-750-5057 Illinois U.S.A.
  • 3127505058 | +1 312-750-5058 Illinois U.S.A.
  • 3127505059 | +1 312-750-5059 Illinois U.S.A.
  • 3127505060 | +1 312-750-5060 Illinois U.S.A.
  • 3127505061 | +1 312-750-5061 Illinois U.S.A.
  • 3127505062 | +1 312-750-5062 Illinois U.S.A.
  • 3127505063 | +1 312-750-5063 Illinois U.S.A.
  • 3127505064 | +1 312-750-5064 Illinois U.S.A.
  • 3127505065 | +1 312-750-5065 Illinois U.S.A.
  • 3127505066 | +1 312-750-5066 Illinois U.S.A.
  • 3127505067 | +1 312-750-5067 Illinois U.S.A.
  • 3127505068 | +1 312-750-5068 Illinois U.S.A.
  • 3127505069 | +1 312-750-5069 Illinois U.S.A.
  • 3127505070 | +1 312-750-5070 Illinois U.S.A.
  • 3127505071 | +1 312-750-5071 Illinois U.S.A.
  • 3127505072 | +1 312-750-5072 Illinois U.S.A.
  • 3127505073 | +1 312-750-5073 Illinois U.S.A.
  • 3127505074 | +1 312-750-5074 Illinois U.S.A.
  • 3127505075 | +1 312-750-5075 Illinois U.S.A.
  • 3127505076 | +1 312-750-5076 Illinois U.S.A.
  • 3127505077 | +1 312-750-5077 Illinois U.S.A.
  • 3127505078 | +1 312-750-5078 Illinois U.S.A.
  • 3127505079 | +1 312-750-5079 Illinois U.S.A.
  • 3127505080 | +1 312-750-5080 Illinois U.S.A.
  • 3127505081 | +1 312-750-5081 Illinois U.S.A.
  • 3127505082 | +1 312-750-5082 Illinois U.S.A.
  • 3127505083 | +1 312-750-5083 Illinois U.S.A.
  • 3127505084 | +1 312-750-5084 Illinois U.S.A.
  • 3127505085 | +1 312-750-5085 Illinois U.S.A.
  • 3127505086 | +1 312-750-5086 Illinois U.S.A.
  • 3127505087 | +1 312-750-5087 Illinois U.S.A.
  • 3127505088 | +1 312-750-5088 Illinois U.S.A.
  • 3127505089 | +1 312-750-5089 Illinois U.S.A.
  • 3127505090 | +1 312-750-5090 Illinois U.S.A.
  • 3127505091 | +1 312-750-5091 Illinois U.S.A.
  • 3127505092 | +1 312-750-5092 Illinois U.S.A.
  • 3127505093 | +1 312-750-5093 Illinois U.S.A.
  • 3127505094 | +1 312-750-5094 Illinois U.S.A.
  • 3127505095 | +1 312-750-5095 Illinois U.S.A.
  • 3127505096 | +1 312-750-5096 Illinois U.S.A.
  • 3127505097 | +1 312-750-5097 Illinois U.S.A.
  • 3127505098 | +1 312-750-5098 Illinois U.S.A.
  • 3127505099 | +1 312-750-5099 Illinois U.S.A.