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).

  • 3123805000 | +1 312-380-5000 Illinois U.S.A.
  • 3123805001 | +1 312-380-5001 Illinois U.S.A.
  • 3123805002 | +1 312-380-5002 Illinois U.S.A.
  • 3123805003 | +1 312-380-5003 Illinois U.S.A.
  • 3123805004 | +1 312-380-5004 Illinois U.S.A.
  • 3123805005 | +1 312-380-5005 Illinois U.S.A.
  • 3123805006 | +1 312-380-5006 Illinois U.S.A.
  • 3123805007 | +1 312-380-5007 Illinois U.S.A.
  • 3123805008 | +1 312-380-5008 Illinois U.S.A.
  • 3123805009 | +1 312-380-5009 Illinois U.S.A.
  • 3123805010 | +1 312-380-5010 Illinois U.S.A.
  • 3123805011 | +1 312-380-5011 Illinois U.S.A.
  • 3123805012 | +1 312-380-5012 Illinois U.S.A.
  • 3123805013 | +1 312-380-5013 Illinois U.S.A.
  • 3123805014 | +1 312-380-5014 Illinois U.S.A.
  • 3123805015 | +1 312-380-5015 Illinois U.S.A.
  • 3123805016 | +1 312-380-5016 Illinois U.S.A.
  • 3123805017 | +1 312-380-5017 Illinois U.S.A.
  • 3123805018 | +1 312-380-5018 Illinois U.S.A.
  • 3123805019 | +1 312-380-5019 Illinois U.S.A.
  • 3123805020 | +1 312-380-5020 Illinois U.S.A.
  • 3123805021 | +1 312-380-5021 Illinois U.S.A.
  • 3123805022 | +1 312-380-5022 Illinois U.S.A.
  • 3123805023 | +1 312-380-5023 Illinois U.S.A.
  • 3123805024 | +1 312-380-5024 Illinois U.S.A.
  • 3123805025 | +1 312-380-5025 Illinois U.S.A.
  • 3123805026 | +1 312-380-5026 Illinois U.S.A.
  • 3123805027 | +1 312-380-5027 Illinois U.S.A.
  • 3123805028 | +1 312-380-5028 Illinois U.S.A.
  • 3123805029 | +1 312-380-5029 Illinois U.S.A.
  • 3123805030 | +1 312-380-5030 Illinois U.S.A.
  • 3123805031 | +1 312-380-5031 Illinois U.S.A.
  • 3123805032 | +1 312-380-5032 Illinois U.S.A.
  • 3123805033 | +1 312-380-5033 Illinois U.S.A.
  • 3123805034 | +1 312-380-5034 Illinois U.S.A.
  • 3123805035 | +1 312-380-5035 Illinois U.S.A.
  • 3123805036 | +1 312-380-5036 Illinois U.S.A.
  • 3123805037 | +1 312-380-5037 Illinois U.S.A.
  • 3123805038 | +1 312-380-5038 Illinois U.S.A.
  • 3123805039 | +1 312-380-5039 Illinois U.S.A.
  • 3123805040 | +1 312-380-5040 Illinois U.S.A.
  • 3123805041 | +1 312-380-5041 Illinois U.S.A.
  • 3123805042 | +1 312-380-5042 Illinois U.S.A.
  • 3123805043 | +1 312-380-5043 Illinois U.S.A.
  • 3123805044 | +1 312-380-5044 Illinois U.S.A.
  • 3123805045 | +1 312-380-5045 Illinois U.S.A.
  • 3123805046 | +1 312-380-5046 Illinois U.S.A.
  • 3123805047 | +1 312-380-5047 Illinois U.S.A.
  • 3123805048 | +1 312-380-5048 Illinois U.S.A.
  • 3123805049 | +1 312-380-5049 Illinois U.S.A.
  • 3123805050 | +1 312-380-5050 Illinois U.S.A.
  • 3123805051 | +1 312-380-5051 Illinois U.S.A.
  • 3123805052 | +1 312-380-5052 Illinois U.S.A.
  • 3123805053 | +1 312-380-5053 Illinois U.S.A.
  • 3123805054 | +1 312-380-5054 Illinois U.S.A.
  • 3123805055 | +1 312-380-5055 Illinois U.S.A.
  • 3123805056 | +1 312-380-5056 Illinois U.S.A.
  • 3123805057 | +1 312-380-5057 Illinois U.S.A.
  • 3123805058 | +1 312-380-5058 Illinois U.S.A.
  • 3123805059 | +1 312-380-5059 Illinois U.S.A.
  • 3123805060 | +1 312-380-5060 Illinois U.S.A.
  • 3123805061 | +1 312-380-5061 Illinois U.S.A.
  • 3123805062 | +1 312-380-5062 Illinois U.S.A.
  • 3123805063 | +1 312-380-5063 Illinois U.S.A.
  • 3123805064 | +1 312-380-5064 Illinois U.S.A.
  • 3123805065 | +1 312-380-5065 Illinois U.S.A.
  • 3123805066 | +1 312-380-5066 Illinois U.S.A.
  • 3123805067 | +1 312-380-5067 Illinois U.S.A.
  • 3123805068 | +1 312-380-5068 Illinois U.S.A.
  • 3123805069 | +1 312-380-5069 Illinois U.S.A.
  • 3123805070 | +1 312-380-5070 Illinois U.S.A.
  • 3123805071 | +1 312-380-5071 Illinois U.S.A.
  • 3123805072 | +1 312-380-5072 Illinois U.S.A.
  • 3123805073 | +1 312-380-5073 Illinois U.S.A.
  • 3123805074 | +1 312-380-5074 Illinois U.S.A.
  • 3123805075 | +1 312-380-5075 Illinois U.S.A.
  • 3123805076 | +1 312-380-5076 Illinois U.S.A.
  • 3123805077 | +1 312-380-5077 Illinois U.S.A.
  • 3123805078 | +1 312-380-5078 Illinois U.S.A.
  • 3123805079 | +1 312-380-5079 Illinois U.S.A.
  • 3123805080 | +1 312-380-5080 Illinois U.S.A.
  • 3123805081 | +1 312-380-5081 Illinois U.S.A.
  • 3123805082 | +1 312-380-5082 Illinois U.S.A.
  • 3123805083 | +1 312-380-5083 Illinois U.S.A.
  • 3123805084 | +1 312-380-5084 Illinois U.S.A.
  • 3123805085 | +1 312-380-5085 Illinois U.S.A.
  • 3123805086 | +1 312-380-5086 Illinois U.S.A.
  • 3123805087 | +1 312-380-5087 Illinois U.S.A.
  • 3123805088 | +1 312-380-5088 Illinois U.S.A.
  • 3123805089 | +1 312-380-5089 Illinois U.S.A.
  • 3123805090 | +1 312-380-5090 Illinois U.S.A.
  • 3123805091 | +1 312-380-5091 Illinois U.S.A.
  • 3123805092 | +1 312-380-5092 Illinois U.S.A.
  • 3123805093 | +1 312-380-5093 Illinois U.S.A.
  • 3123805094 | +1 312-380-5094 Illinois U.S.A.
  • 3123805095 | +1 312-380-5095 Illinois U.S.A.
  • 3123805096 | +1 312-380-5096 Illinois U.S.A.
  • 3123805097 | +1 312-380-5097 Illinois U.S.A.
  • 3123805098 | +1 312-380-5098 Illinois U.S.A.
  • 3123805099 | +1 312-380-5099 Illinois U.S.A.