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).

  • 3122636000 | +1 312-263-6000 Illinois U.S.A.
  • 3122636001 | +1 312-263-6001 Illinois U.S.A.
  • 3122636002 | +1 312-263-6002 Illinois U.S.A.
  • 3122636003 | +1 312-263-6003 Illinois U.S.A.
  • 3122636004 | +1 312-263-6004 Illinois U.S.A.
  • 3122636005 | +1 312-263-6005 Illinois U.S.A.
  • 3122636006 | +1 312-263-6006 Illinois U.S.A.
  • 3122636007 | +1 312-263-6007 Illinois U.S.A.
  • 3122636008 | +1 312-263-6008 Illinois U.S.A.
  • 3122636009 | +1 312-263-6009 Illinois U.S.A.
  • 3122636010 | +1 312-263-6010 Illinois U.S.A.
  • 3122636011 | +1 312-263-6011 Illinois U.S.A.
  • 3122636012 | +1 312-263-6012 Illinois U.S.A.
  • 3122636013 | +1 312-263-6013 Illinois U.S.A.
  • 3122636014 | +1 312-263-6014 Illinois U.S.A.
  • 3122636015 | +1 312-263-6015 Illinois U.S.A.
  • 3122636016 | +1 312-263-6016 Illinois U.S.A.
  • 3122636017 | +1 312-263-6017 Illinois U.S.A.
  • 3122636018 | +1 312-263-6018 Illinois U.S.A.
  • 3122636019 | +1 312-263-6019 Illinois U.S.A.
  • 3122636020 | +1 312-263-6020 Illinois U.S.A.
  • 3122636021 | +1 312-263-6021 Illinois U.S.A.
  • 3122636022 | +1 312-263-6022 Illinois U.S.A.
  • 3122636023 | +1 312-263-6023 Illinois U.S.A.
  • 3122636024 | +1 312-263-6024 Illinois U.S.A.
  • 3122636025 | +1 312-263-6025 Illinois U.S.A.
  • 3122636026 | +1 312-263-6026 Illinois U.S.A.
  • 3122636027 | +1 312-263-6027 Illinois U.S.A.
  • 3122636028 | +1 312-263-6028 Illinois U.S.A.
  • 3122636029 | +1 312-263-6029 Illinois U.S.A.
  • 3122636030 | +1 312-263-6030 Illinois U.S.A.
  • 3122636031 | +1 312-263-6031 Illinois U.S.A.
  • 3122636032 | +1 312-263-6032 Illinois U.S.A.
  • 3122636033 | +1 312-263-6033 Illinois U.S.A.
  • 3122636034 | +1 312-263-6034 Illinois U.S.A.
  • 3122636035 | +1 312-263-6035 Illinois U.S.A.
  • 3122636036 | +1 312-263-6036 Illinois U.S.A.
  • 3122636037 | +1 312-263-6037 Illinois U.S.A.
  • 3122636038 | +1 312-263-6038 Illinois U.S.A.
  • 3122636039 | +1 312-263-6039 Illinois U.S.A.
  • 3122636040 | +1 312-263-6040 Illinois U.S.A.
  • 3122636041 | +1 312-263-6041 Illinois U.S.A.
  • 3122636042 | +1 312-263-6042 Illinois U.S.A.
  • 3122636043 | +1 312-263-6043 Illinois U.S.A.
  • 3122636044 | +1 312-263-6044 Illinois U.S.A.
  • 3122636045 | +1 312-263-6045 Illinois U.S.A.
  • 3122636046 | +1 312-263-6046 Illinois U.S.A.
  • 3122636047 | +1 312-263-6047 Illinois U.S.A.
  • 3122636048 | +1 312-263-6048 Illinois U.S.A.
  • 3122636049 | +1 312-263-6049 Illinois U.S.A.
  • 3122636050 | +1 312-263-6050 Illinois U.S.A.
  • 3122636051 | +1 312-263-6051 Illinois U.S.A.
  • 3122636052 | +1 312-263-6052 Illinois U.S.A.
  • 3122636053 | +1 312-263-6053 Illinois U.S.A.
  • 3122636054 | +1 312-263-6054 Illinois U.S.A.
  • 3122636055 | +1 312-263-6055 Illinois U.S.A.
  • 3122636056 | +1 312-263-6056 Illinois U.S.A.
  • 3122636057 | +1 312-263-6057 Illinois U.S.A.
  • 3122636058 | +1 312-263-6058 Illinois U.S.A.
  • 3122636059 | +1 312-263-6059 Illinois U.S.A.
  • 3122636060 | +1 312-263-6060 Illinois U.S.A.
  • 3122636061 | +1 312-263-6061 Illinois U.S.A.
  • 3122636062 | +1 312-263-6062 Illinois U.S.A.
  • 3122636063 | +1 312-263-6063 Illinois U.S.A.
  • 3122636064 | +1 312-263-6064 Illinois U.S.A.
  • 3122636065 | +1 312-263-6065 Illinois U.S.A.
  • 3122636066 | +1 312-263-6066 Illinois U.S.A.
  • 3122636067 | +1 312-263-6067 Illinois U.S.A.
  • 3122636068 | +1 312-263-6068 Illinois U.S.A.
  • 3122636069 | +1 312-263-6069 Illinois U.S.A.
  • 3122636070 | +1 312-263-6070 Illinois U.S.A.
  • 3122636071 | +1 312-263-6071 Illinois U.S.A.
  • 3122636072 | +1 312-263-6072 Illinois U.S.A.
  • 3122636073 | +1 312-263-6073 Illinois U.S.A.
  • 3122636074 | +1 312-263-6074 Illinois U.S.A.
  • 3122636075 | +1 312-263-6075 Illinois U.S.A.
  • 3122636076 | +1 312-263-6076 Illinois U.S.A.
  • 3122636077 | +1 312-263-6077 Illinois U.S.A.
  • 3122636078 | +1 312-263-6078 Illinois U.S.A.
  • 3122636079 | +1 312-263-6079 Illinois U.S.A.
  • 3122636080 | +1 312-263-6080 Illinois U.S.A.
  • 3122636081 | +1 312-263-6081 Illinois U.S.A.
  • 3122636082 | +1 312-263-6082 Illinois U.S.A.
  • 3122636083 | +1 312-263-6083 Illinois U.S.A.
  • 3122636084 | +1 312-263-6084 Illinois U.S.A.
  • 3122636085 | +1 312-263-6085 Illinois U.S.A.
  • 3122636086 | +1 312-263-6086 Illinois U.S.A.
  • 3122636087 | +1 312-263-6087 Illinois U.S.A.
  • 3122636088 | +1 312-263-6088 Illinois U.S.A.
  • 3122636089 | +1 312-263-6089 Illinois U.S.A.
  • 3122636090 | +1 312-263-6090 Illinois U.S.A.
  • 3122636091 | +1 312-263-6091 Illinois U.S.A.
  • 3122636092 | +1 312-263-6092 Illinois U.S.A.
  • 3122636093 | +1 312-263-6093 Illinois U.S.A.
  • 3122636094 | +1 312-263-6094 Illinois U.S.A.
  • 3122636095 | +1 312-263-6095 Illinois U.S.A.
  • 3122636096 | +1 312-263-6096 Illinois U.S.A.
  • 3122636097 | +1 312-263-6097 Illinois U.S.A.
  • 3122636098 | +1 312-263-6098 Illinois U.S.A.
  • 3122636099 | +1 312-263-6099 Illinois U.S.A.