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).

  • 3122295000 | +1 312-229-5000 Illinois U.S.A.
  • 3122295001 | +1 312-229-5001 Illinois U.S.A.
  • 3122295002 | +1 312-229-5002 Illinois U.S.A.
  • 3122295003 | +1 312-229-5003 Illinois U.S.A.
  • 3122295004 | +1 312-229-5004 Illinois U.S.A.
  • 3122295005 | +1 312-229-5005 Illinois U.S.A.
  • 3122295006 | +1 312-229-5006 Illinois U.S.A.
  • 3122295007 | +1 312-229-5007 Illinois U.S.A.
  • 3122295008 | +1 312-229-5008 Illinois U.S.A.
  • 3122295009 | +1 312-229-5009 Illinois U.S.A.
  • 3122295010 | +1 312-229-5010 Illinois U.S.A.
  • 3122295011 | +1 312-229-5011 Illinois U.S.A.
  • 3122295012 | +1 312-229-5012 Illinois U.S.A.
  • 3122295013 | +1 312-229-5013 Illinois U.S.A.
  • 3122295014 | +1 312-229-5014 Illinois U.S.A.
  • 3122295015 | +1 312-229-5015 Illinois U.S.A.
  • 3122295016 | +1 312-229-5016 Illinois U.S.A.
  • 3122295017 | +1 312-229-5017 Illinois U.S.A.
  • 3122295018 | +1 312-229-5018 Illinois U.S.A.
  • 3122295019 | +1 312-229-5019 Illinois U.S.A.
  • 3122295020 | +1 312-229-5020 Illinois U.S.A.
  • 3122295021 | +1 312-229-5021 Illinois U.S.A.
  • 3122295022 | +1 312-229-5022 Illinois U.S.A.
  • 3122295023 | +1 312-229-5023 Illinois U.S.A.
  • 3122295024 | +1 312-229-5024 Illinois U.S.A.
  • 3122295025 | +1 312-229-5025 Illinois U.S.A.
  • 3122295026 | +1 312-229-5026 Illinois U.S.A.
  • 3122295027 | +1 312-229-5027 Illinois U.S.A.
  • 3122295028 | +1 312-229-5028 Illinois U.S.A.
  • 3122295029 | +1 312-229-5029 Illinois U.S.A.
  • 3122295030 | +1 312-229-5030 Illinois U.S.A.
  • 3122295031 | +1 312-229-5031 Illinois U.S.A.
  • 3122295032 | +1 312-229-5032 Illinois U.S.A.
  • 3122295033 | +1 312-229-5033 Illinois U.S.A.
  • 3122295034 | +1 312-229-5034 Illinois U.S.A.
  • 3122295035 | +1 312-229-5035 Illinois U.S.A.
  • 3122295036 | +1 312-229-5036 Illinois U.S.A.
  • 3122295037 | +1 312-229-5037 Illinois U.S.A.
  • 3122295038 | +1 312-229-5038 Illinois U.S.A.
  • 3122295039 | +1 312-229-5039 Illinois U.S.A.
  • 3122295040 | +1 312-229-5040 Illinois U.S.A.
  • 3122295041 | +1 312-229-5041 Illinois U.S.A.
  • 3122295042 | +1 312-229-5042 Illinois U.S.A.
  • 3122295043 | +1 312-229-5043 Illinois U.S.A.
  • 3122295044 | +1 312-229-5044 Illinois U.S.A.
  • 3122295045 | +1 312-229-5045 Illinois U.S.A.
  • 3122295046 | +1 312-229-5046 Illinois U.S.A.
  • 3122295047 | +1 312-229-5047 Illinois U.S.A.
  • 3122295048 | +1 312-229-5048 Illinois U.S.A.
  • 3122295049 | +1 312-229-5049 Illinois U.S.A.
  • 3122295050 | +1 312-229-5050 Illinois U.S.A.
  • 3122295051 | +1 312-229-5051 Illinois U.S.A.
  • 3122295052 | +1 312-229-5052 Illinois U.S.A.
  • 3122295053 | +1 312-229-5053 Illinois U.S.A.
  • 3122295054 | +1 312-229-5054 Illinois U.S.A.
  • 3122295055 | +1 312-229-5055 Illinois U.S.A.
  • 3122295056 | +1 312-229-5056 Illinois U.S.A.
  • 3122295057 | +1 312-229-5057 Illinois U.S.A.
  • 3122295058 | +1 312-229-5058 Illinois U.S.A.
  • 3122295059 | +1 312-229-5059 Illinois U.S.A.
  • 3122295060 | +1 312-229-5060 Illinois U.S.A.
  • 3122295061 | +1 312-229-5061 Illinois U.S.A.
  • 3122295062 | +1 312-229-5062 Illinois U.S.A.
  • 3122295063 | +1 312-229-5063 Illinois U.S.A.
  • 3122295064 | +1 312-229-5064 Illinois U.S.A.
  • 3122295065 | +1 312-229-5065 Illinois U.S.A.
  • 3122295066 | +1 312-229-5066 Illinois U.S.A.
  • 3122295067 | +1 312-229-5067 Illinois U.S.A.
  • 3122295068 | +1 312-229-5068 Illinois U.S.A.
  • 3122295069 | +1 312-229-5069 Illinois U.S.A.
  • 3122295070 | +1 312-229-5070 Illinois U.S.A.
  • 3122295071 | +1 312-229-5071 Illinois U.S.A.
  • 3122295072 | +1 312-229-5072 Illinois U.S.A.
  • 3122295073 | +1 312-229-5073 Illinois U.S.A.
  • 3122295074 | +1 312-229-5074 Illinois U.S.A.
  • 3122295075 | +1 312-229-5075 Illinois U.S.A.
  • 3122295076 | +1 312-229-5076 Illinois U.S.A.
  • 3122295077 | +1 312-229-5077 Illinois U.S.A.
  • 3122295078 | +1 312-229-5078 Illinois U.S.A.
  • 3122295079 | +1 312-229-5079 Illinois U.S.A.
  • 3122295080 | +1 312-229-5080 Illinois U.S.A.
  • 3122295081 | +1 312-229-5081 Illinois U.S.A.
  • 3122295082 | +1 312-229-5082 Illinois U.S.A.
  • 3122295083 | +1 312-229-5083 Illinois U.S.A.
  • 3122295084 | +1 312-229-5084 Illinois U.S.A.
  • 3122295085 | +1 312-229-5085 Illinois U.S.A.
  • 3122295086 | +1 312-229-5086 Illinois U.S.A.
  • 3122295087 | +1 312-229-5087 Illinois U.S.A.
  • 3122295088 | +1 312-229-5088 Illinois U.S.A.
  • 3122295089 | +1 312-229-5089 Illinois U.S.A.
  • 3122295090 | +1 312-229-5090 Illinois U.S.A.
  • 3122295091 | +1 312-229-5091 Illinois U.S.A.
  • 3122295092 | +1 312-229-5092 Illinois U.S.A.
  • 3122295093 | +1 312-229-5093 Illinois U.S.A.
  • 3122295094 | +1 312-229-5094 Illinois U.S.A.
  • 3122295095 | +1 312-229-5095 Illinois U.S.A.
  • 3122295096 | +1 312-229-5096 Illinois U.S.A.
  • 3122295097 | +1 312-229-5097 Illinois U.S.A.
  • 3122295098 | +1 312-229-5098 Illinois U.S.A.
  • 3122295099 | +1 312-229-5099 Illinois U.S.A.