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).

  • 3123867000 | +1 312-386-7000 Illinois U.S.A.
  • 3123867001 | +1 312-386-7001 Illinois U.S.A.
  • 3123867002 | +1 312-386-7002 Illinois U.S.A.
  • 3123867003 | +1 312-386-7003 Illinois U.S.A.
  • 3123867004 | +1 312-386-7004 Illinois U.S.A.
  • 3123867005 | +1 312-386-7005 Illinois U.S.A.
  • 3123867006 | +1 312-386-7006 Illinois U.S.A.
  • 3123867007 | +1 312-386-7007 Illinois U.S.A.
  • 3123867008 | +1 312-386-7008 Illinois U.S.A.
  • 3123867009 | +1 312-386-7009 Illinois U.S.A.
  • 3123867010 | +1 312-386-7010 Illinois U.S.A.
  • 3123867011 | +1 312-386-7011 Illinois U.S.A.
  • 3123867012 | +1 312-386-7012 Illinois U.S.A.
  • 3123867013 | +1 312-386-7013 Illinois U.S.A.
  • 3123867014 | +1 312-386-7014 Illinois U.S.A.
  • 3123867015 | +1 312-386-7015 Illinois U.S.A.
  • 3123867016 | +1 312-386-7016 Illinois U.S.A.
  • 3123867017 | +1 312-386-7017 Illinois U.S.A.
  • 3123867018 | +1 312-386-7018 Illinois U.S.A.
  • 3123867019 | +1 312-386-7019 Illinois U.S.A.
  • 3123867020 | +1 312-386-7020 Illinois U.S.A.
  • 3123867021 | +1 312-386-7021 Illinois U.S.A.
  • 3123867022 | +1 312-386-7022 Illinois U.S.A.
  • 3123867023 | +1 312-386-7023 Illinois U.S.A.
  • 3123867024 | +1 312-386-7024 Illinois U.S.A.
  • 3123867025 | +1 312-386-7025 Illinois U.S.A.
  • 3123867026 | +1 312-386-7026 Illinois U.S.A.
  • 3123867027 | +1 312-386-7027 Illinois U.S.A.
  • 3123867028 | +1 312-386-7028 Illinois U.S.A.
  • 3123867029 | +1 312-386-7029 Illinois U.S.A.
  • 3123867030 | +1 312-386-7030 Illinois U.S.A.
  • 3123867031 | +1 312-386-7031 Illinois U.S.A.
  • 3123867032 | +1 312-386-7032 Illinois U.S.A.
  • 3123867033 | +1 312-386-7033 Illinois U.S.A.
  • 3123867034 | +1 312-386-7034 Illinois U.S.A.
  • 3123867035 | +1 312-386-7035 Illinois U.S.A.
  • 3123867036 | +1 312-386-7036 Illinois U.S.A.
  • 3123867037 | +1 312-386-7037 Illinois U.S.A.
  • 3123867038 | +1 312-386-7038 Illinois U.S.A.
  • 3123867039 | +1 312-386-7039 Illinois U.S.A.
  • 3123867040 | +1 312-386-7040 Illinois U.S.A.
  • 3123867041 | +1 312-386-7041 Illinois U.S.A.
  • 3123867042 | +1 312-386-7042 Illinois U.S.A.
  • 3123867043 | +1 312-386-7043 Illinois U.S.A.
  • 3123867044 | +1 312-386-7044 Illinois U.S.A.
  • 3123867045 | +1 312-386-7045 Illinois U.S.A.
  • 3123867046 | +1 312-386-7046 Illinois U.S.A.
  • 3123867047 | +1 312-386-7047 Illinois U.S.A.
  • 3123867048 | +1 312-386-7048 Illinois U.S.A.
  • 3123867049 | +1 312-386-7049 Illinois U.S.A.
  • 3123867050 | +1 312-386-7050 Illinois U.S.A.
  • 3123867051 | +1 312-386-7051 Illinois U.S.A.
  • 3123867052 | +1 312-386-7052 Illinois U.S.A.
  • 3123867053 | +1 312-386-7053 Illinois U.S.A.
  • 3123867054 | +1 312-386-7054 Illinois U.S.A.
  • 3123867055 | +1 312-386-7055 Illinois U.S.A.
  • 3123867056 | +1 312-386-7056 Illinois U.S.A.
  • 3123867057 | +1 312-386-7057 Illinois U.S.A.
  • 3123867058 | +1 312-386-7058 Illinois U.S.A.
  • 3123867059 | +1 312-386-7059 Illinois U.S.A.
  • 3123867060 | +1 312-386-7060 Illinois U.S.A.
  • 3123867061 | +1 312-386-7061 Illinois U.S.A.
  • 3123867062 | +1 312-386-7062 Illinois U.S.A.
  • 3123867063 | +1 312-386-7063 Illinois U.S.A.
  • 3123867064 | +1 312-386-7064 Illinois U.S.A.
  • 3123867065 | +1 312-386-7065 Illinois U.S.A.
  • 3123867066 | +1 312-386-7066 Illinois U.S.A.
  • 3123867067 | +1 312-386-7067 Illinois U.S.A.
  • 3123867068 | +1 312-386-7068 Illinois U.S.A.
  • 3123867069 | +1 312-386-7069 Illinois U.S.A.
  • 3123867070 | +1 312-386-7070 Illinois U.S.A.
  • 3123867071 | +1 312-386-7071 Illinois U.S.A.
  • 3123867072 | +1 312-386-7072 Illinois U.S.A.
  • 3123867073 | +1 312-386-7073 Illinois U.S.A.
  • 3123867074 | +1 312-386-7074 Illinois U.S.A.
  • 3123867075 | +1 312-386-7075 Illinois U.S.A.
  • 3123867076 | +1 312-386-7076 Illinois U.S.A.
  • 3123867077 | +1 312-386-7077 Illinois U.S.A.
  • 3123867078 | +1 312-386-7078 Illinois U.S.A.
  • 3123867079 | +1 312-386-7079 Illinois U.S.A.
  • 3123867080 | +1 312-386-7080 Illinois U.S.A.
  • 3123867081 | +1 312-386-7081 Illinois U.S.A.
  • 3123867082 | +1 312-386-7082 Illinois U.S.A.
  • 3123867083 | +1 312-386-7083 Illinois U.S.A.
  • 3123867084 | +1 312-386-7084 Illinois U.S.A.
  • 3123867085 | +1 312-386-7085 Illinois U.S.A.
  • 3123867086 | +1 312-386-7086 Illinois U.S.A.
  • 3123867087 | +1 312-386-7087 Illinois U.S.A.
  • 3123867088 | +1 312-386-7088 Illinois U.S.A.
  • 3123867089 | +1 312-386-7089 Illinois U.S.A.
  • 3123867090 | +1 312-386-7090 Illinois U.S.A.
  • 3123867091 | +1 312-386-7091 Illinois U.S.A.
  • 3123867092 | +1 312-386-7092 Illinois U.S.A.
  • 3123867093 | +1 312-386-7093 Illinois U.S.A.
  • 3123867094 | +1 312-386-7094 Illinois U.S.A.
  • 3123867095 | +1 312-386-7095 Illinois U.S.A.
  • 3123867096 | +1 312-386-7096 Illinois U.S.A.
  • 3123867097 | +1 312-386-7097 Illinois U.S.A.
  • 3123867098 | +1 312-386-7098 Illinois U.S.A.
  • 3123867099 | +1 312-386-7099 Illinois U.S.A.