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).

  • 3128395000 | +1 312-839-5000 Illinois U.S.A.
  • 3128395001 | +1 312-839-5001 Illinois U.S.A.
  • 3128395002 | +1 312-839-5002 Illinois U.S.A.
  • 3128395003 | +1 312-839-5003 Illinois U.S.A.
  • 3128395004 | +1 312-839-5004 Illinois U.S.A.
  • 3128395005 | +1 312-839-5005 Illinois U.S.A.
  • 3128395006 | +1 312-839-5006 Illinois U.S.A.
  • 3128395007 | +1 312-839-5007 Illinois U.S.A.
  • 3128395008 | +1 312-839-5008 Illinois U.S.A.
  • 3128395009 | +1 312-839-5009 Illinois U.S.A.
  • 3128395010 | +1 312-839-5010 Illinois U.S.A.
  • 3128395011 | +1 312-839-5011 Illinois U.S.A.
  • 3128395012 | +1 312-839-5012 Illinois U.S.A.
  • 3128395013 | +1 312-839-5013 Illinois U.S.A.
  • 3128395014 | +1 312-839-5014 Illinois U.S.A.
  • 3128395015 | +1 312-839-5015 Illinois U.S.A.
  • 3128395016 | +1 312-839-5016 Illinois U.S.A.
  • 3128395017 | +1 312-839-5017 Illinois U.S.A.
  • 3128395018 | +1 312-839-5018 Illinois U.S.A.
  • 3128395019 | +1 312-839-5019 Illinois U.S.A.
  • 3128395020 | +1 312-839-5020 Illinois U.S.A.
  • 3128395021 | +1 312-839-5021 Illinois U.S.A.
  • 3128395022 | +1 312-839-5022 Illinois U.S.A.
  • 3128395023 | +1 312-839-5023 Illinois U.S.A.
  • 3128395024 | +1 312-839-5024 Illinois U.S.A.
  • 3128395025 | +1 312-839-5025 Illinois U.S.A.
  • 3128395026 | +1 312-839-5026 Illinois U.S.A.
  • 3128395027 | +1 312-839-5027 Illinois U.S.A.
  • 3128395028 | +1 312-839-5028 Illinois U.S.A.
  • 3128395029 | +1 312-839-5029 Illinois U.S.A.
  • 3128395030 | +1 312-839-5030 Illinois U.S.A.
  • 3128395031 | +1 312-839-5031 Illinois U.S.A.
  • 3128395032 | +1 312-839-5032 Illinois U.S.A.
  • 3128395033 | +1 312-839-5033 Illinois U.S.A.
  • 3128395034 | +1 312-839-5034 Illinois U.S.A.
  • 3128395035 | +1 312-839-5035 Illinois U.S.A.
  • 3128395036 | +1 312-839-5036 Illinois U.S.A.
  • 3128395037 | +1 312-839-5037 Illinois U.S.A.
  • 3128395038 | +1 312-839-5038 Illinois U.S.A.
  • 3128395039 | +1 312-839-5039 Illinois U.S.A.
  • 3128395040 | +1 312-839-5040 Illinois U.S.A.
  • 3128395041 | +1 312-839-5041 Illinois U.S.A.
  • 3128395042 | +1 312-839-5042 Illinois U.S.A.
  • 3128395043 | +1 312-839-5043 Illinois U.S.A.
  • 3128395044 | +1 312-839-5044 Illinois U.S.A.
  • 3128395045 | +1 312-839-5045 Illinois U.S.A.
  • 3128395046 | +1 312-839-5046 Illinois U.S.A.
  • 3128395047 | +1 312-839-5047 Illinois U.S.A.
  • 3128395048 | +1 312-839-5048 Illinois U.S.A.
  • 3128395049 | +1 312-839-5049 Illinois U.S.A.
  • 3128395050 | +1 312-839-5050 Illinois U.S.A.
  • 3128395051 | +1 312-839-5051 Illinois U.S.A.
  • 3128395052 | +1 312-839-5052 Illinois U.S.A.
  • 3128395053 | +1 312-839-5053 Illinois U.S.A.
  • 3128395054 | +1 312-839-5054 Illinois U.S.A.
  • 3128395055 | +1 312-839-5055 Illinois U.S.A.
  • 3128395056 | +1 312-839-5056 Illinois U.S.A.
  • 3128395057 | +1 312-839-5057 Illinois U.S.A.
  • 3128395058 | +1 312-839-5058 Illinois U.S.A.
  • 3128395059 | +1 312-839-5059 Illinois U.S.A.
  • 3128395060 | +1 312-839-5060 Illinois U.S.A.
  • 3128395061 | +1 312-839-5061 Illinois U.S.A.
  • 3128395062 | +1 312-839-5062 Illinois U.S.A.
  • 3128395063 | +1 312-839-5063 Illinois U.S.A.
  • 3128395064 | +1 312-839-5064 Illinois U.S.A.
  • 3128395065 | +1 312-839-5065 Illinois U.S.A.
  • 3128395066 | +1 312-839-5066 Illinois U.S.A.
  • 3128395067 | +1 312-839-5067 Illinois U.S.A.
  • 3128395068 | +1 312-839-5068 Illinois U.S.A.
  • 3128395069 | +1 312-839-5069 Illinois U.S.A.
  • 3128395070 | +1 312-839-5070 Illinois U.S.A.
  • 3128395071 | +1 312-839-5071 Illinois U.S.A.
  • 3128395072 | +1 312-839-5072 Illinois U.S.A.
  • 3128395073 | +1 312-839-5073 Illinois U.S.A.
  • 3128395074 | +1 312-839-5074 Illinois U.S.A.
  • 3128395075 | +1 312-839-5075 Illinois U.S.A.
  • 3128395076 | +1 312-839-5076 Illinois U.S.A.
  • 3128395077 | +1 312-839-5077 Illinois U.S.A.
  • 3128395078 | +1 312-839-5078 Illinois U.S.A.
  • 3128395079 | +1 312-839-5079 Illinois U.S.A.
  • 3128395080 | +1 312-839-5080 Illinois U.S.A.
  • 3128395081 | +1 312-839-5081 Illinois U.S.A.
  • 3128395082 | +1 312-839-5082 Illinois U.S.A.
  • 3128395083 | +1 312-839-5083 Illinois U.S.A.
  • 3128395084 | +1 312-839-5084 Illinois U.S.A.
  • 3128395085 | +1 312-839-5085 Illinois U.S.A.
  • 3128395086 | +1 312-839-5086 Illinois U.S.A.
  • 3128395087 | +1 312-839-5087 Illinois U.S.A.
  • 3128395088 | +1 312-839-5088 Illinois U.S.A.
  • 3128395089 | +1 312-839-5089 Illinois U.S.A.
  • 3128395090 | +1 312-839-5090 Illinois U.S.A.
  • 3128395091 | +1 312-839-5091 Illinois U.S.A.
  • 3128395092 | +1 312-839-5092 Illinois U.S.A.
  • 3128395093 | +1 312-839-5093 Illinois U.S.A.
  • 3128395094 | +1 312-839-5094 Illinois U.S.A.
  • 3128395095 | +1 312-839-5095 Illinois U.S.A.
  • 3128395096 | +1 312-839-5096 Illinois U.S.A.
  • 3128395097 | +1 312-839-5097 Illinois U.S.A.
  • 3128395098 | +1 312-839-5098 Illinois U.S.A.
  • 3128395099 | +1 312-839-5099 Illinois U.S.A.