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).

  • 3128146000 | +1 312-814-6000 Illinois U.S.A.
  • 3128146001 | +1 312-814-6001 Illinois U.S.A.
  • 3128146002 | +1 312-814-6002 Illinois U.S.A.
  • 3128146003 | +1 312-814-6003 Illinois U.S.A.
  • 3128146004 | +1 312-814-6004 Illinois U.S.A.
  • 3128146005 | +1 312-814-6005 Illinois U.S.A.
  • 3128146006 | +1 312-814-6006 Illinois U.S.A.
  • 3128146007 | +1 312-814-6007 Illinois U.S.A.
  • 3128146008 | +1 312-814-6008 Illinois U.S.A.
  • 3128146009 | +1 312-814-6009 Illinois U.S.A.
  • 3128146010 | +1 312-814-6010 Illinois U.S.A.
  • 3128146011 | +1 312-814-6011 Illinois U.S.A.
  • 3128146012 | +1 312-814-6012 Illinois U.S.A.
  • 3128146013 | +1 312-814-6013 Illinois U.S.A.
  • 3128146014 | +1 312-814-6014 Illinois U.S.A.
  • 3128146015 | +1 312-814-6015 Illinois U.S.A.
  • 3128146016 | +1 312-814-6016 Illinois U.S.A.
  • 3128146017 | +1 312-814-6017 Illinois U.S.A.
  • 3128146018 | +1 312-814-6018 Illinois U.S.A.
  • 3128146019 | +1 312-814-6019 Illinois U.S.A.
  • 3128146020 | +1 312-814-6020 Illinois U.S.A.
  • 3128146021 | +1 312-814-6021 Illinois U.S.A.
  • 3128146022 | +1 312-814-6022 Illinois U.S.A.
  • 3128146023 | +1 312-814-6023 Illinois U.S.A.
  • 3128146024 | +1 312-814-6024 Illinois U.S.A.
  • 3128146025 | +1 312-814-6025 Illinois U.S.A.
  • 3128146026 | +1 312-814-6026 Illinois U.S.A.
  • 3128146027 | +1 312-814-6027 Illinois U.S.A.
  • 3128146028 | +1 312-814-6028 Illinois U.S.A.
  • 3128146029 | +1 312-814-6029 Illinois U.S.A.
  • 3128146030 | +1 312-814-6030 Illinois U.S.A.
  • 3128146031 | +1 312-814-6031 Illinois U.S.A.
  • 3128146032 | +1 312-814-6032 Illinois U.S.A.
  • 3128146033 | +1 312-814-6033 Illinois U.S.A.
  • 3128146034 | +1 312-814-6034 Illinois U.S.A.
  • 3128146035 | +1 312-814-6035 Illinois U.S.A.
  • 3128146036 | +1 312-814-6036 Illinois U.S.A.
  • 3128146037 | +1 312-814-6037 Illinois U.S.A.
  • 3128146038 | +1 312-814-6038 Illinois U.S.A.
  • 3128146039 | +1 312-814-6039 Illinois U.S.A.
  • 3128146040 | +1 312-814-6040 Illinois U.S.A.
  • 3128146041 | +1 312-814-6041 Illinois U.S.A.
  • 3128146042 | +1 312-814-6042 Illinois U.S.A.
  • 3128146043 | +1 312-814-6043 Illinois U.S.A.
  • 3128146044 | +1 312-814-6044 Illinois U.S.A.
  • 3128146045 | +1 312-814-6045 Illinois U.S.A.
  • 3128146046 | +1 312-814-6046 Illinois U.S.A.
  • 3128146047 | +1 312-814-6047 Illinois U.S.A.
  • 3128146048 | +1 312-814-6048 Illinois U.S.A.
  • 3128146049 | +1 312-814-6049 Illinois U.S.A.
  • 3128146050 | +1 312-814-6050 Illinois U.S.A.
  • 3128146051 | +1 312-814-6051 Illinois U.S.A.
  • 3128146052 | +1 312-814-6052 Illinois U.S.A.
  • 3128146053 | +1 312-814-6053 Illinois U.S.A.
  • 3128146054 | +1 312-814-6054 Illinois U.S.A.
  • 3128146055 | +1 312-814-6055 Illinois U.S.A.
  • 3128146056 | +1 312-814-6056 Illinois U.S.A.
  • 3128146057 | +1 312-814-6057 Illinois U.S.A.
  • 3128146058 | +1 312-814-6058 Illinois U.S.A.
  • 3128146059 | +1 312-814-6059 Illinois U.S.A.
  • 3128146060 | +1 312-814-6060 Illinois U.S.A.
  • 3128146061 | +1 312-814-6061 Illinois U.S.A.
  • 3128146062 | +1 312-814-6062 Illinois U.S.A.
  • 3128146063 | +1 312-814-6063 Illinois U.S.A.
  • 3128146064 | +1 312-814-6064 Illinois U.S.A.
  • 3128146065 | +1 312-814-6065 Illinois U.S.A.
  • 3128146066 | +1 312-814-6066 Illinois U.S.A.
  • 3128146067 | +1 312-814-6067 Illinois U.S.A.
  • 3128146068 | +1 312-814-6068 Illinois U.S.A.
  • 3128146069 | +1 312-814-6069 Illinois U.S.A.
  • 3128146070 | +1 312-814-6070 Illinois U.S.A.
  • 3128146071 | +1 312-814-6071 Illinois U.S.A.
  • 3128146072 | +1 312-814-6072 Illinois U.S.A.
  • 3128146073 | +1 312-814-6073 Illinois U.S.A.
  • 3128146074 | +1 312-814-6074 Illinois U.S.A.
  • 3128146075 | +1 312-814-6075 Illinois U.S.A.
  • 3128146076 | +1 312-814-6076 Illinois U.S.A.
  • 3128146077 | +1 312-814-6077 Illinois U.S.A.
  • 3128146078 | +1 312-814-6078 Illinois U.S.A.
  • 3128146079 | +1 312-814-6079 Illinois U.S.A.
  • 3128146080 | +1 312-814-6080 Illinois U.S.A.
  • 3128146081 | +1 312-814-6081 Illinois U.S.A.
  • 3128146082 | +1 312-814-6082 Illinois U.S.A.
  • 3128146083 | +1 312-814-6083 Illinois U.S.A.
  • 3128146084 | +1 312-814-6084 Illinois U.S.A.
  • 3128146085 | +1 312-814-6085 Illinois U.S.A.
  • 3128146086 | +1 312-814-6086 Illinois U.S.A.
  • 3128146087 | +1 312-814-6087 Illinois U.S.A.
  • 3128146088 | +1 312-814-6088 Illinois U.S.A.
  • 3128146089 | +1 312-814-6089 Illinois U.S.A.
  • 3128146090 | +1 312-814-6090 Illinois U.S.A.
  • 3128146091 | +1 312-814-6091 Illinois U.S.A.
  • 3128146092 | +1 312-814-6092 Illinois U.S.A.
  • 3128146093 | +1 312-814-6093 Illinois U.S.A.
  • 3128146094 | +1 312-814-6094 Illinois U.S.A.
  • 3128146095 | +1 312-814-6095 Illinois U.S.A.
  • 3128146096 | +1 312-814-6096 Illinois U.S.A.
  • 3128146097 | +1 312-814-6097 Illinois U.S.A.
  • 3128146098 | +1 312-814-6098 Illinois U.S.A.
  • 3128146099 | +1 312-814-6099 Illinois U.S.A.