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).

  • 3127246000 | +1 312-724-6000 Illinois U.S.A.
  • 3127246001 | +1 312-724-6001 Illinois U.S.A.
  • 3127246002 | +1 312-724-6002 Illinois U.S.A.
  • 3127246003 | +1 312-724-6003 Illinois U.S.A.
  • 3127246004 | +1 312-724-6004 Illinois U.S.A.
  • 3127246005 | +1 312-724-6005 Illinois U.S.A.
  • 3127246006 | +1 312-724-6006 Illinois U.S.A.
  • 3127246007 | +1 312-724-6007 Illinois U.S.A.
  • 3127246008 | +1 312-724-6008 Illinois U.S.A.
  • 3127246009 | +1 312-724-6009 Illinois U.S.A.
  • 3127246010 | +1 312-724-6010 Illinois U.S.A.
  • 3127246011 | +1 312-724-6011 Illinois U.S.A.
  • 3127246012 | +1 312-724-6012 Illinois U.S.A.
  • 3127246013 | +1 312-724-6013 Illinois U.S.A.
  • 3127246014 | +1 312-724-6014 Illinois U.S.A.
  • 3127246015 | +1 312-724-6015 Illinois U.S.A.
  • 3127246016 | +1 312-724-6016 Illinois U.S.A.
  • 3127246017 | +1 312-724-6017 Illinois U.S.A.
  • 3127246018 | +1 312-724-6018 Illinois U.S.A.
  • 3127246019 | +1 312-724-6019 Illinois U.S.A.
  • 3127246020 | +1 312-724-6020 Illinois U.S.A.
  • 3127246021 | +1 312-724-6021 Illinois U.S.A.
  • 3127246022 | +1 312-724-6022 Illinois U.S.A.
  • 3127246023 | +1 312-724-6023 Illinois U.S.A.
  • 3127246024 | +1 312-724-6024 Illinois U.S.A.
  • 3127246025 | +1 312-724-6025 Illinois U.S.A.
  • 3127246026 | +1 312-724-6026 Illinois U.S.A.
  • 3127246027 | +1 312-724-6027 Illinois U.S.A.
  • 3127246028 | +1 312-724-6028 Illinois U.S.A.
  • 3127246029 | +1 312-724-6029 Illinois U.S.A.
  • 3127246030 | +1 312-724-6030 Illinois U.S.A.
  • 3127246031 | +1 312-724-6031 Illinois U.S.A.
  • 3127246032 | +1 312-724-6032 Illinois U.S.A.
  • 3127246033 | +1 312-724-6033 Illinois U.S.A.
  • 3127246034 | +1 312-724-6034 Illinois U.S.A.
  • 3127246035 | +1 312-724-6035 Illinois U.S.A.
  • 3127246036 | +1 312-724-6036 Illinois U.S.A.
  • 3127246037 | +1 312-724-6037 Illinois U.S.A.
  • 3127246038 | +1 312-724-6038 Illinois U.S.A.
  • 3127246039 | +1 312-724-6039 Illinois U.S.A.
  • 3127246040 | +1 312-724-6040 Illinois U.S.A.
  • 3127246041 | +1 312-724-6041 Illinois U.S.A.
  • 3127246042 | +1 312-724-6042 Illinois U.S.A.
  • 3127246043 | +1 312-724-6043 Illinois U.S.A.
  • 3127246044 | +1 312-724-6044 Illinois U.S.A.
  • 3127246045 | +1 312-724-6045 Illinois U.S.A.
  • 3127246046 | +1 312-724-6046 Illinois U.S.A.
  • 3127246047 | +1 312-724-6047 Illinois U.S.A.
  • 3127246048 | +1 312-724-6048 Illinois U.S.A.
  • 3127246049 | +1 312-724-6049 Illinois U.S.A.
  • 3127246050 | +1 312-724-6050 Illinois U.S.A.
  • 3127246051 | +1 312-724-6051 Illinois U.S.A.
  • 3127246052 | +1 312-724-6052 Illinois U.S.A.
  • 3127246053 | +1 312-724-6053 Illinois U.S.A.
  • 3127246054 | +1 312-724-6054 Illinois U.S.A.
  • 3127246055 | +1 312-724-6055 Illinois U.S.A.
  • 3127246056 | +1 312-724-6056 Illinois U.S.A.
  • 3127246057 | +1 312-724-6057 Illinois U.S.A.
  • 3127246058 | +1 312-724-6058 Illinois U.S.A.
  • 3127246059 | +1 312-724-6059 Illinois U.S.A.
  • 3127246060 | +1 312-724-6060 Illinois U.S.A.
  • 3127246061 | +1 312-724-6061 Illinois U.S.A.
  • 3127246062 | +1 312-724-6062 Illinois U.S.A.
  • 3127246063 | +1 312-724-6063 Illinois U.S.A.
  • 3127246064 | +1 312-724-6064 Illinois U.S.A.
  • 3127246065 | +1 312-724-6065 Illinois U.S.A.
  • 3127246066 | +1 312-724-6066 Illinois U.S.A.
  • 3127246067 | +1 312-724-6067 Illinois U.S.A.
  • 3127246068 | +1 312-724-6068 Illinois U.S.A.
  • 3127246069 | +1 312-724-6069 Illinois U.S.A.
  • 3127246070 | +1 312-724-6070 Illinois U.S.A.
  • 3127246071 | +1 312-724-6071 Illinois U.S.A.
  • 3127246072 | +1 312-724-6072 Illinois U.S.A.
  • 3127246073 | +1 312-724-6073 Illinois U.S.A.
  • 3127246074 | +1 312-724-6074 Illinois U.S.A.
  • 3127246075 | +1 312-724-6075 Illinois U.S.A.
  • 3127246076 | +1 312-724-6076 Illinois U.S.A.
  • 3127246077 | +1 312-724-6077 Illinois U.S.A.
  • 3127246078 | +1 312-724-6078 Illinois U.S.A.
  • 3127246079 | +1 312-724-6079 Illinois U.S.A.
  • 3127246080 | +1 312-724-6080 Illinois U.S.A.
  • 3127246081 | +1 312-724-6081 Illinois U.S.A.
  • 3127246082 | +1 312-724-6082 Illinois U.S.A.
  • 3127246083 | +1 312-724-6083 Illinois U.S.A.
  • 3127246084 | +1 312-724-6084 Illinois U.S.A.
  • 3127246085 | +1 312-724-6085 Illinois U.S.A.
  • 3127246086 | +1 312-724-6086 Illinois U.S.A.
  • 3127246087 | +1 312-724-6087 Illinois U.S.A.
  • 3127246088 | +1 312-724-6088 Illinois U.S.A.
  • 3127246089 | +1 312-724-6089 Illinois U.S.A.
  • 3127246090 | +1 312-724-6090 Illinois U.S.A.
  • 3127246091 | +1 312-724-6091 Illinois U.S.A.
  • 3127246092 | +1 312-724-6092 Illinois U.S.A.
  • 3127246093 | +1 312-724-6093 Illinois U.S.A.
  • 3127246094 | +1 312-724-6094 Illinois U.S.A.
  • 3127246095 | +1 312-724-6095 Illinois U.S.A.
  • 3127246096 | +1 312-724-6096 Illinois U.S.A.
  • 3127246097 | +1 312-724-6097 Illinois U.S.A.
  • 3127246098 | +1 312-724-6098 Illinois U.S.A.
  • 3127246099 | +1 312-724-6099 Illinois U.S.A.