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).

  • 3129926000 | +1 312-992-6000 Illinois U.S.A.
  • 3129926001 | +1 312-992-6001 Illinois U.S.A.
  • 3129926002 | +1 312-992-6002 Illinois U.S.A.
  • 3129926003 | +1 312-992-6003 Illinois U.S.A.
  • 3129926004 | +1 312-992-6004 Illinois U.S.A.
  • 3129926005 | +1 312-992-6005 Illinois U.S.A.
  • 3129926006 | +1 312-992-6006 Illinois U.S.A.
  • 3129926007 | +1 312-992-6007 Illinois U.S.A.
  • 3129926008 | +1 312-992-6008 Illinois U.S.A.
  • 3129926009 | +1 312-992-6009 Illinois U.S.A.
  • 3129926010 | +1 312-992-6010 Illinois U.S.A.
  • 3129926011 | +1 312-992-6011 Illinois U.S.A.
  • 3129926012 | +1 312-992-6012 Illinois U.S.A.
  • 3129926013 | +1 312-992-6013 Illinois U.S.A.
  • 3129926014 | +1 312-992-6014 Illinois U.S.A.
  • 3129926015 | +1 312-992-6015 Illinois U.S.A.
  • 3129926016 | +1 312-992-6016 Illinois U.S.A.
  • 3129926017 | +1 312-992-6017 Illinois U.S.A.
  • 3129926018 | +1 312-992-6018 Illinois U.S.A.
  • 3129926019 | +1 312-992-6019 Illinois U.S.A.
  • 3129926020 | +1 312-992-6020 Illinois U.S.A.
  • 3129926021 | +1 312-992-6021 Illinois U.S.A.
  • 3129926022 | +1 312-992-6022 Illinois U.S.A.
  • 3129926023 | +1 312-992-6023 Illinois U.S.A.
  • 3129926024 | +1 312-992-6024 Illinois U.S.A.
  • 3129926025 | +1 312-992-6025 Illinois U.S.A.
  • 3129926026 | +1 312-992-6026 Illinois U.S.A.
  • 3129926027 | +1 312-992-6027 Illinois U.S.A.
  • 3129926028 | +1 312-992-6028 Illinois U.S.A.
  • 3129926029 | +1 312-992-6029 Illinois U.S.A.
  • 3129926030 | +1 312-992-6030 Illinois U.S.A.
  • 3129926031 | +1 312-992-6031 Illinois U.S.A.
  • 3129926032 | +1 312-992-6032 Illinois U.S.A.
  • 3129926033 | +1 312-992-6033 Illinois U.S.A.
  • 3129926034 | +1 312-992-6034 Illinois U.S.A.
  • 3129926035 | +1 312-992-6035 Illinois U.S.A.
  • 3129926036 | +1 312-992-6036 Illinois U.S.A.
  • 3129926037 | +1 312-992-6037 Illinois U.S.A.
  • 3129926038 | +1 312-992-6038 Illinois U.S.A.
  • 3129926039 | +1 312-992-6039 Illinois U.S.A.
  • 3129926040 | +1 312-992-6040 Illinois U.S.A.
  • 3129926041 | +1 312-992-6041 Illinois U.S.A.
  • 3129926042 | +1 312-992-6042 Illinois U.S.A.
  • 3129926043 | +1 312-992-6043 Illinois U.S.A.
  • 3129926044 | +1 312-992-6044 Illinois U.S.A.
  • 3129926045 | +1 312-992-6045 Illinois U.S.A.
  • 3129926046 | +1 312-992-6046 Illinois U.S.A.
  • 3129926047 | +1 312-992-6047 Illinois U.S.A.
  • 3129926048 | +1 312-992-6048 Illinois U.S.A.
  • 3129926049 | +1 312-992-6049 Illinois U.S.A.
  • 3129926050 | +1 312-992-6050 Illinois U.S.A.
  • 3129926051 | +1 312-992-6051 Illinois U.S.A.
  • 3129926052 | +1 312-992-6052 Illinois U.S.A.
  • 3129926053 | +1 312-992-6053 Illinois U.S.A.
  • 3129926054 | +1 312-992-6054 Illinois U.S.A.
  • 3129926055 | +1 312-992-6055 Illinois U.S.A.
  • 3129926056 | +1 312-992-6056 Illinois U.S.A.
  • 3129926057 | +1 312-992-6057 Illinois U.S.A.
  • 3129926058 | +1 312-992-6058 Illinois U.S.A.
  • 3129926059 | +1 312-992-6059 Illinois U.S.A.
  • 3129926060 | +1 312-992-6060 Illinois U.S.A.
  • 3129926061 | +1 312-992-6061 Illinois U.S.A.
  • 3129926062 | +1 312-992-6062 Illinois U.S.A.
  • 3129926063 | +1 312-992-6063 Illinois U.S.A.
  • 3129926064 | +1 312-992-6064 Illinois U.S.A.
  • 3129926065 | +1 312-992-6065 Illinois U.S.A.
  • 3129926066 | +1 312-992-6066 Illinois U.S.A.
  • 3129926067 | +1 312-992-6067 Illinois U.S.A.
  • 3129926068 | +1 312-992-6068 Illinois U.S.A.
  • 3129926069 | +1 312-992-6069 Illinois U.S.A.
  • 3129926070 | +1 312-992-6070 Illinois U.S.A.
  • 3129926071 | +1 312-992-6071 Illinois U.S.A.
  • 3129926072 | +1 312-992-6072 Illinois U.S.A.
  • 3129926073 | +1 312-992-6073 Illinois U.S.A.
  • 3129926074 | +1 312-992-6074 Illinois U.S.A.
  • 3129926075 | +1 312-992-6075 Illinois U.S.A.
  • 3129926076 | +1 312-992-6076 Illinois U.S.A.
  • 3129926077 | +1 312-992-6077 Illinois U.S.A.
  • 3129926078 | +1 312-992-6078 Illinois U.S.A.
  • 3129926079 | +1 312-992-6079 Illinois U.S.A.
  • 3129926080 | +1 312-992-6080 Illinois U.S.A.
  • 3129926081 | +1 312-992-6081 Illinois U.S.A.
  • 3129926082 | +1 312-992-6082 Illinois U.S.A.
  • 3129926083 | +1 312-992-6083 Illinois U.S.A.
  • 3129926084 | +1 312-992-6084 Illinois U.S.A.
  • 3129926085 | +1 312-992-6085 Illinois U.S.A.
  • 3129926086 | +1 312-992-6086 Illinois U.S.A.
  • 3129926087 | +1 312-992-6087 Illinois U.S.A.
  • 3129926088 | +1 312-992-6088 Illinois U.S.A.
  • 3129926089 | +1 312-992-6089 Illinois U.S.A.
  • 3129926090 | +1 312-992-6090 Illinois U.S.A.
  • 3129926091 | +1 312-992-6091 Illinois U.S.A.
  • 3129926092 | +1 312-992-6092 Illinois U.S.A.
  • 3129926093 | +1 312-992-6093 Illinois U.S.A.
  • 3129926094 | +1 312-992-6094 Illinois U.S.A.
  • 3129926095 | +1 312-992-6095 Illinois U.S.A.
  • 3129926096 | +1 312-992-6096 Illinois U.S.A.
  • 3129926097 | +1 312-992-6097 Illinois U.S.A.
  • 3129926098 | +1 312-992-6098 Illinois U.S.A.
  • 3129926099 | +1 312-992-6099 Illinois U.S.A.