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).

  • 3129517000 | +1 312-951-7000 Illinois U.S.A.
  • 3129517001 | +1 312-951-7001 Illinois U.S.A.
  • 3129517002 | +1 312-951-7002 Illinois U.S.A.
  • 3129517003 | +1 312-951-7003 Illinois U.S.A.
  • 3129517004 | +1 312-951-7004 Illinois U.S.A.
  • 3129517005 | +1 312-951-7005 Illinois U.S.A.
  • 3129517006 | +1 312-951-7006 Illinois U.S.A.
  • 3129517007 | +1 312-951-7007 Illinois U.S.A.
  • 3129517008 | +1 312-951-7008 Illinois U.S.A.
  • 3129517009 | +1 312-951-7009 Illinois U.S.A.
  • 3129517010 | +1 312-951-7010 Illinois U.S.A.
  • 3129517011 | +1 312-951-7011 Illinois U.S.A.
  • 3129517012 | +1 312-951-7012 Illinois U.S.A.
  • 3129517013 | +1 312-951-7013 Illinois U.S.A.
  • 3129517014 | +1 312-951-7014 Illinois U.S.A.
  • 3129517015 | +1 312-951-7015 Illinois U.S.A.
  • 3129517016 | +1 312-951-7016 Illinois U.S.A.
  • 3129517017 | +1 312-951-7017 Illinois U.S.A.
  • 3129517018 | +1 312-951-7018 Illinois U.S.A.
  • 3129517019 | +1 312-951-7019 Illinois U.S.A.
  • 3129517020 | +1 312-951-7020 Illinois U.S.A.
  • 3129517021 | +1 312-951-7021 Illinois U.S.A.
  • 3129517022 | +1 312-951-7022 Illinois U.S.A.
  • 3129517023 | +1 312-951-7023 Illinois U.S.A.
  • 3129517024 | +1 312-951-7024 Illinois U.S.A.
  • 3129517025 | +1 312-951-7025 Illinois U.S.A.
  • 3129517026 | +1 312-951-7026 Illinois U.S.A.
  • 3129517027 | +1 312-951-7027 Illinois U.S.A.
  • 3129517028 | +1 312-951-7028 Illinois U.S.A.
  • 3129517029 | +1 312-951-7029 Illinois U.S.A.
  • 3129517030 | +1 312-951-7030 Illinois U.S.A.
  • 3129517031 | +1 312-951-7031 Illinois U.S.A.
  • 3129517032 | +1 312-951-7032 Illinois U.S.A.
  • 3129517033 | +1 312-951-7033 Illinois U.S.A.
  • 3129517034 | +1 312-951-7034 Illinois U.S.A.
  • 3129517035 | +1 312-951-7035 Illinois U.S.A.
  • 3129517036 | +1 312-951-7036 Illinois U.S.A.
  • 3129517037 | +1 312-951-7037 Illinois U.S.A.
  • 3129517038 | +1 312-951-7038 Illinois U.S.A.
  • 3129517039 | +1 312-951-7039 Illinois U.S.A.
  • 3129517040 | +1 312-951-7040 Illinois U.S.A.
  • 3129517041 | +1 312-951-7041 Illinois U.S.A.
  • 3129517042 | +1 312-951-7042 Illinois U.S.A.
  • 3129517043 | +1 312-951-7043 Illinois U.S.A.
  • 3129517044 | +1 312-951-7044 Illinois U.S.A.
  • 3129517045 | +1 312-951-7045 Illinois U.S.A.
  • 3129517046 | +1 312-951-7046 Illinois U.S.A.
  • 3129517047 | +1 312-951-7047 Illinois U.S.A.
  • 3129517048 | +1 312-951-7048 Illinois U.S.A.
  • 3129517049 | +1 312-951-7049 Illinois U.S.A.
  • 3129517050 | +1 312-951-7050 Illinois U.S.A.
  • 3129517051 | +1 312-951-7051 Illinois U.S.A.
  • 3129517052 | +1 312-951-7052 Illinois U.S.A.
  • 3129517053 | +1 312-951-7053 Illinois U.S.A.
  • 3129517054 | +1 312-951-7054 Illinois U.S.A.
  • 3129517055 | +1 312-951-7055 Illinois U.S.A.
  • 3129517056 | +1 312-951-7056 Illinois U.S.A.
  • 3129517057 | +1 312-951-7057 Illinois U.S.A.
  • 3129517058 | +1 312-951-7058 Illinois U.S.A.
  • 3129517059 | +1 312-951-7059 Illinois U.S.A.
  • 3129517060 | +1 312-951-7060 Illinois U.S.A.
  • 3129517061 | +1 312-951-7061 Illinois U.S.A.
  • 3129517062 | +1 312-951-7062 Illinois U.S.A.
  • 3129517063 | +1 312-951-7063 Illinois U.S.A.
  • 3129517064 | +1 312-951-7064 Illinois U.S.A.
  • 3129517065 | +1 312-951-7065 Illinois U.S.A.
  • 3129517066 | +1 312-951-7066 Illinois U.S.A.
  • 3129517067 | +1 312-951-7067 Illinois U.S.A.
  • 3129517068 | +1 312-951-7068 Illinois U.S.A.
  • 3129517069 | +1 312-951-7069 Illinois U.S.A.
  • 3129517070 | +1 312-951-7070 Illinois U.S.A.
  • 3129517071 | +1 312-951-7071 Illinois U.S.A.
  • 3129517072 | +1 312-951-7072 Illinois U.S.A.
  • 3129517073 | +1 312-951-7073 Illinois U.S.A.
  • 3129517074 | +1 312-951-7074 Illinois U.S.A.
  • 3129517075 | +1 312-951-7075 Illinois U.S.A.
  • 3129517076 | +1 312-951-7076 Illinois U.S.A.
  • 3129517077 | +1 312-951-7077 Illinois U.S.A.
  • 3129517078 | +1 312-951-7078 Illinois U.S.A.
  • 3129517079 | +1 312-951-7079 Illinois U.S.A.
  • 3129517080 | +1 312-951-7080 Illinois U.S.A.
  • 3129517081 | +1 312-951-7081 Illinois U.S.A.
  • 3129517082 | +1 312-951-7082 Illinois U.S.A.
  • 3129517083 | +1 312-951-7083 Illinois U.S.A.
  • 3129517084 | +1 312-951-7084 Illinois U.S.A.
  • 3129517085 | +1 312-951-7085 Illinois U.S.A.
  • 3129517086 | +1 312-951-7086 Illinois U.S.A.
  • 3129517087 | +1 312-951-7087 Illinois U.S.A.
  • 3129517088 | +1 312-951-7088 Illinois U.S.A.
  • 3129517089 | +1 312-951-7089 Illinois U.S.A.
  • 3129517090 | +1 312-951-7090 Illinois U.S.A.
  • 3129517091 | +1 312-951-7091 Illinois U.S.A.
  • 3129517092 | +1 312-951-7092 Illinois U.S.A.
  • 3129517093 | +1 312-951-7093 Illinois U.S.A.
  • 3129517094 | +1 312-951-7094 Illinois U.S.A.
  • 3129517095 | +1 312-951-7095 Illinois U.S.A.
  • 3129517096 | +1 312-951-7096 Illinois U.S.A.
  • 3129517097 | +1 312-951-7097 Illinois U.S.A.
  • 3129517098 | +1 312-951-7098 Illinois U.S.A.
  • 3129517099 | +1 312-951-7099 Illinois U.S.A.