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).

  • 3122987000 | +1 312-298-7000 Illinois U.S.A.
  • 3122987001 | +1 312-298-7001 Illinois U.S.A.
  • 3122987002 | +1 312-298-7002 Illinois U.S.A.
  • 3122987003 | +1 312-298-7003 Illinois U.S.A.
  • 3122987004 | +1 312-298-7004 Illinois U.S.A.
  • 3122987005 | +1 312-298-7005 Illinois U.S.A.
  • 3122987006 | +1 312-298-7006 Illinois U.S.A.
  • 3122987007 | +1 312-298-7007 Illinois U.S.A.
  • 3122987008 | +1 312-298-7008 Illinois U.S.A.
  • 3122987009 | +1 312-298-7009 Illinois U.S.A.
  • 3122987010 | +1 312-298-7010 Illinois U.S.A.
  • 3122987011 | +1 312-298-7011 Illinois U.S.A.
  • 3122987012 | +1 312-298-7012 Illinois U.S.A.
  • 3122987013 | +1 312-298-7013 Illinois U.S.A.
  • 3122987014 | +1 312-298-7014 Illinois U.S.A.
  • 3122987015 | +1 312-298-7015 Illinois U.S.A.
  • 3122987016 | +1 312-298-7016 Illinois U.S.A.
  • 3122987017 | +1 312-298-7017 Illinois U.S.A.
  • 3122987018 | +1 312-298-7018 Illinois U.S.A.
  • 3122987019 | +1 312-298-7019 Illinois U.S.A.
  • 3122987020 | +1 312-298-7020 Illinois U.S.A.
  • 3122987021 | +1 312-298-7021 Illinois U.S.A.
  • 3122987022 | +1 312-298-7022 Illinois U.S.A.
  • 3122987023 | +1 312-298-7023 Illinois U.S.A.
  • 3122987024 | +1 312-298-7024 Illinois U.S.A.
  • 3122987025 | +1 312-298-7025 Illinois U.S.A.
  • 3122987026 | +1 312-298-7026 Illinois U.S.A.
  • 3122987027 | +1 312-298-7027 Illinois U.S.A.
  • 3122987028 | +1 312-298-7028 Illinois U.S.A.
  • 3122987029 | +1 312-298-7029 Illinois U.S.A.
  • 3122987030 | +1 312-298-7030 Illinois U.S.A.
  • 3122987031 | +1 312-298-7031 Illinois U.S.A.
  • 3122987032 | +1 312-298-7032 Illinois U.S.A.
  • 3122987033 | +1 312-298-7033 Illinois U.S.A.
  • 3122987034 | +1 312-298-7034 Illinois U.S.A.
  • 3122987035 | +1 312-298-7035 Illinois U.S.A.
  • 3122987036 | +1 312-298-7036 Illinois U.S.A.
  • 3122987037 | +1 312-298-7037 Illinois U.S.A.
  • 3122987038 | +1 312-298-7038 Illinois U.S.A.
  • 3122987039 | +1 312-298-7039 Illinois U.S.A.
  • 3122987040 | +1 312-298-7040 Illinois U.S.A.
  • 3122987041 | +1 312-298-7041 Illinois U.S.A.
  • 3122987042 | +1 312-298-7042 Illinois U.S.A.
  • 3122987043 | +1 312-298-7043 Illinois U.S.A.
  • 3122987044 | +1 312-298-7044 Illinois U.S.A.
  • 3122987045 | +1 312-298-7045 Illinois U.S.A.
  • 3122987046 | +1 312-298-7046 Illinois U.S.A.
  • 3122987047 | +1 312-298-7047 Illinois U.S.A.
  • 3122987048 | +1 312-298-7048 Illinois U.S.A.
  • 3122987049 | +1 312-298-7049 Illinois U.S.A.
  • 3122987050 | +1 312-298-7050 Illinois U.S.A.
  • 3122987051 | +1 312-298-7051 Illinois U.S.A.
  • 3122987052 | +1 312-298-7052 Illinois U.S.A.
  • 3122987053 | +1 312-298-7053 Illinois U.S.A.
  • 3122987054 | +1 312-298-7054 Illinois U.S.A.
  • 3122987055 | +1 312-298-7055 Illinois U.S.A.
  • 3122987056 | +1 312-298-7056 Illinois U.S.A.
  • 3122987057 | +1 312-298-7057 Illinois U.S.A.
  • 3122987058 | +1 312-298-7058 Illinois U.S.A.
  • 3122987059 | +1 312-298-7059 Illinois U.S.A.
  • 3122987060 | +1 312-298-7060 Illinois U.S.A.
  • 3122987061 | +1 312-298-7061 Illinois U.S.A.
  • 3122987062 | +1 312-298-7062 Illinois U.S.A.
  • 3122987063 | +1 312-298-7063 Illinois U.S.A.
  • 3122987064 | +1 312-298-7064 Illinois U.S.A.
  • 3122987065 | +1 312-298-7065 Illinois U.S.A.
  • 3122987066 | +1 312-298-7066 Illinois U.S.A.
  • 3122987067 | +1 312-298-7067 Illinois U.S.A.
  • 3122987068 | +1 312-298-7068 Illinois U.S.A.
  • 3122987069 | +1 312-298-7069 Illinois U.S.A.
  • 3122987070 | +1 312-298-7070 Illinois U.S.A.
  • 3122987071 | +1 312-298-7071 Illinois U.S.A.
  • 3122987072 | +1 312-298-7072 Illinois U.S.A.
  • 3122987073 | +1 312-298-7073 Illinois U.S.A.
  • 3122987074 | +1 312-298-7074 Illinois U.S.A.
  • 3122987075 | +1 312-298-7075 Illinois U.S.A.
  • 3122987076 | +1 312-298-7076 Illinois U.S.A.
  • 3122987077 | +1 312-298-7077 Illinois U.S.A.
  • 3122987078 | +1 312-298-7078 Illinois U.S.A.
  • 3122987079 | +1 312-298-7079 Illinois U.S.A.
  • 3122987080 | +1 312-298-7080 Illinois U.S.A.
  • 3122987081 | +1 312-298-7081 Illinois U.S.A.
  • 3122987082 | +1 312-298-7082 Illinois U.S.A.
  • 3122987083 | +1 312-298-7083 Illinois U.S.A.
  • 3122987084 | +1 312-298-7084 Illinois U.S.A.
  • 3122987085 | +1 312-298-7085 Illinois U.S.A.
  • 3122987086 | +1 312-298-7086 Illinois U.S.A.
  • 3122987087 | +1 312-298-7087 Illinois U.S.A.
  • 3122987088 | +1 312-298-7088 Illinois U.S.A.
  • 3122987089 | +1 312-298-7089 Illinois U.S.A.
  • 3122987090 | +1 312-298-7090 Illinois U.S.A.
  • 3122987091 | +1 312-298-7091 Illinois U.S.A.
  • 3122987092 | +1 312-298-7092 Illinois U.S.A.
  • 3122987093 | +1 312-298-7093 Illinois U.S.A.
  • 3122987094 | +1 312-298-7094 Illinois U.S.A.
  • 3122987095 | +1 312-298-7095 Illinois U.S.A.
  • 3122987096 | +1 312-298-7096 Illinois U.S.A.
  • 3122987097 | +1 312-298-7097 Illinois U.S.A.
  • 3122987098 | +1 312-298-7098 Illinois U.S.A.
  • 3122987099 | +1 312-298-7099 Illinois U.S.A.