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).

  • 3124797000 | +1 312-479-7000 Illinois U.S.A.
  • 3124797001 | +1 312-479-7001 Illinois U.S.A.
  • 3124797002 | +1 312-479-7002 Illinois U.S.A.
  • 3124797003 | +1 312-479-7003 Illinois U.S.A.
  • 3124797004 | +1 312-479-7004 Illinois U.S.A.
  • 3124797005 | +1 312-479-7005 Illinois U.S.A.
  • 3124797006 | +1 312-479-7006 Illinois U.S.A.
  • 3124797007 | +1 312-479-7007 Illinois U.S.A.
  • 3124797008 | +1 312-479-7008 Illinois U.S.A.
  • 3124797009 | +1 312-479-7009 Illinois U.S.A.
  • 3124797010 | +1 312-479-7010 Illinois U.S.A.
  • 3124797011 | +1 312-479-7011 Illinois U.S.A.
  • 3124797012 | +1 312-479-7012 Illinois U.S.A.
  • 3124797013 | +1 312-479-7013 Illinois U.S.A.
  • 3124797014 | +1 312-479-7014 Illinois U.S.A.
  • 3124797015 | +1 312-479-7015 Illinois U.S.A.
  • 3124797016 | +1 312-479-7016 Illinois U.S.A.
  • 3124797017 | +1 312-479-7017 Illinois U.S.A.
  • 3124797018 | +1 312-479-7018 Illinois U.S.A.
  • 3124797019 | +1 312-479-7019 Illinois U.S.A.
  • 3124797020 | +1 312-479-7020 Illinois U.S.A.
  • 3124797021 | +1 312-479-7021 Illinois U.S.A.
  • 3124797022 | +1 312-479-7022 Illinois U.S.A.
  • 3124797023 | +1 312-479-7023 Illinois U.S.A.
  • 3124797024 | +1 312-479-7024 Illinois U.S.A.
  • 3124797025 | +1 312-479-7025 Illinois U.S.A.
  • 3124797026 | +1 312-479-7026 Illinois U.S.A.
  • 3124797027 | +1 312-479-7027 Illinois U.S.A.
  • 3124797028 | +1 312-479-7028 Illinois U.S.A.
  • 3124797029 | +1 312-479-7029 Illinois U.S.A.
  • 3124797030 | +1 312-479-7030 Illinois U.S.A.
  • 3124797031 | +1 312-479-7031 Illinois U.S.A.
  • 3124797032 | +1 312-479-7032 Illinois U.S.A.
  • 3124797033 | +1 312-479-7033 Illinois U.S.A.
  • 3124797034 | +1 312-479-7034 Illinois U.S.A.
  • 3124797035 | +1 312-479-7035 Illinois U.S.A.
  • 3124797036 | +1 312-479-7036 Illinois U.S.A.
  • 3124797037 | +1 312-479-7037 Illinois U.S.A.
  • 3124797038 | +1 312-479-7038 Illinois U.S.A.
  • 3124797039 | +1 312-479-7039 Illinois U.S.A.
  • 3124797040 | +1 312-479-7040 Illinois U.S.A.
  • 3124797041 | +1 312-479-7041 Illinois U.S.A.
  • 3124797042 | +1 312-479-7042 Illinois U.S.A.
  • 3124797043 | +1 312-479-7043 Illinois U.S.A.
  • 3124797044 | +1 312-479-7044 Illinois U.S.A.
  • 3124797045 | +1 312-479-7045 Illinois U.S.A.
  • 3124797046 | +1 312-479-7046 Illinois U.S.A.
  • 3124797047 | +1 312-479-7047 Illinois U.S.A.
  • 3124797048 | +1 312-479-7048 Illinois U.S.A.
  • 3124797049 | +1 312-479-7049 Illinois U.S.A.
  • 3124797050 | +1 312-479-7050 Illinois U.S.A.
  • 3124797051 | +1 312-479-7051 Illinois U.S.A.
  • 3124797052 | +1 312-479-7052 Illinois U.S.A.
  • 3124797053 | +1 312-479-7053 Illinois U.S.A.
  • 3124797054 | +1 312-479-7054 Illinois U.S.A.
  • 3124797055 | +1 312-479-7055 Illinois U.S.A.
  • 3124797056 | +1 312-479-7056 Illinois U.S.A.
  • 3124797057 | +1 312-479-7057 Illinois U.S.A.
  • 3124797058 | +1 312-479-7058 Illinois U.S.A.
  • 3124797059 | +1 312-479-7059 Illinois U.S.A.
  • 3124797060 | +1 312-479-7060 Illinois U.S.A.
  • 3124797061 | +1 312-479-7061 Illinois U.S.A.
  • 3124797062 | +1 312-479-7062 Illinois U.S.A.
  • 3124797063 | +1 312-479-7063 Illinois U.S.A.
  • 3124797064 | +1 312-479-7064 Illinois U.S.A.
  • 3124797065 | +1 312-479-7065 Illinois U.S.A.
  • 3124797066 | +1 312-479-7066 Illinois U.S.A.
  • 3124797067 | +1 312-479-7067 Illinois U.S.A.
  • 3124797068 | +1 312-479-7068 Illinois U.S.A.
  • 3124797069 | +1 312-479-7069 Illinois U.S.A.
  • 3124797070 | +1 312-479-7070 Illinois U.S.A.
  • 3124797071 | +1 312-479-7071 Illinois U.S.A.
  • 3124797072 | +1 312-479-7072 Illinois U.S.A.
  • 3124797073 | +1 312-479-7073 Illinois U.S.A.
  • 3124797074 | +1 312-479-7074 Illinois U.S.A.
  • 3124797075 | +1 312-479-7075 Illinois U.S.A.
  • 3124797076 | +1 312-479-7076 Illinois U.S.A.
  • 3124797077 | +1 312-479-7077 Illinois U.S.A.
  • 3124797078 | +1 312-479-7078 Illinois U.S.A.
  • 3124797079 | +1 312-479-7079 Illinois U.S.A.
  • 3124797080 | +1 312-479-7080 Illinois U.S.A.
  • 3124797081 | +1 312-479-7081 Illinois U.S.A.
  • 3124797082 | +1 312-479-7082 Illinois U.S.A.
  • 3124797083 | +1 312-479-7083 Illinois U.S.A.
  • 3124797084 | +1 312-479-7084 Illinois U.S.A.
  • 3124797085 | +1 312-479-7085 Illinois U.S.A.
  • 3124797086 | +1 312-479-7086 Illinois U.S.A.
  • 3124797087 | +1 312-479-7087 Illinois U.S.A.
  • 3124797088 | +1 312-479-7088 Illinois U.S.A.
  • 3124797089 | +1 312-479-7089 Illinois U.S.A.
  • 3124797090 | +1 312-479-7090 Illinois U.S.A.
  • 3124797091 | +1 312-479-7091 Illinois U.S.A.
  • 3124797092 | +1 312-479-7092 Illinois U.S.A.
  • 3124797093 | +1 312-479-7093 Illinois U.S.A.
  • 3124797094 | +1 312-479-7094 Illinois U.S.A.
  • 3124797095 | +1 312-479-7095 Illinois U.S.A.
  • 3124797096 | +1 312-479-7096 Illinois U.S.A.
  • 3124797097 | +1 312-479-7097 Illinois U.S.A.
  • 3124797098 | +1 312-479-7098 Illinois U.S.A.
  • 3124797099 | +1 312-479-7099 Illinois U.S.A.