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).

  • 3127947000 | +1 312-794-7000 Illinois U.S.A.
  • 3127947001 | +1 312-794-7001 Illinois U.S.A.
  • 3127947002 | +1 312-794-7002 Illinois U.S.A.
  • 3127947003 | +1 312-794-7003 Illinois U.S.A.
  • 3127947004 | +1 312-794-7004 Illinois U.S.A.
  • 3127947005 | +1 312-794-7005 Illinois U.S.A.
  • 3127947006 | +1 312-794-7006 Illinois U.S.A.
  • 3127947007 | +1 312-794-7007 Illinois U.S.A.
  • 3127947008 | +1 312-794-7008 Illinois U.S.A.
  • 3127947009 | +1 312-794-7009 Illinois U.S.A.
  • 3127947010 | +1 312-794-7010 Illinois U.S.A.
  • 3127947011 | +1 312-794-7011 Illinois U.S.A.
  • 3127947012 | +1 312-794-7012 Illinois U.S.A.
  • 3127947013 | +1 312-794-7013 Illinois U.S.A.
  • 3127947014 | +1 312-794-7014 Illinois U.S.A.
  • 3127947015 | +1 312-794-7015 Illinois U.S.A.
  • 3127947016 | +1 312-794-7016 Illinois U.S.A.
  • 3127947017 | +1 312-794-7017 Illinois U.S.A.
  • 3127947018 | +1 312-794-7018 Illinois U.S.A.
  • 3127947019 | +1 312-794-7019 Illinois U.S.A.
  • 3127947020 | +1 312-794-7020 Illinois U.S.A.
  • 3127947021 | +1 312-794-7021 Illinois U.S.A.
  • 3127947022 | +1 312-794-7022 Illinois U.S.A.
  • 3127947023 | +1 312-794-7023 Illinois U.S.A.
  • 3127947024 | +1 312-794-7024 Illinois U.S.A.
  • 3127947025 | +1 312-794-7025 Illinois U.S.A.
  • 3127947026 | +1 312-794-7026 Illinois U.S.A.
  • 3127947027 | +1 312-794-7027 Illinois U.S.A.
  • 3127947028 | +1 312-794-7028 Illinois U.S.A.
  • 3127947029 | +1 312-794-7029 Illinois U.S.A.
  • 3127947030 | +1 312-794-7030 Illinois U.S.A.
  • 3127947031 | +1 312-794-7031 Illinois U.S.A.
  • 3127947032 | +1 312-794-7032 Illinois U.S.A.
  • 3127947033 | +1 312-794-7033 Illinois U.S.A.
  • 3127947034 | +1 312-794-7034 Illinois U.S.A.
  • 3127947035 | +1 312-794-7035 Illinois U.S.A.
  • 3127947036 | +1 312-794-7036 Illinois U.S.A.
  • 3127947037 | +1 312-794-7037 Illinois U.S.A.
  • 3127947038 | +1 312-794-7038 Illinois U.S.A.
  • 3127947039 | +1 312-794-7039 Illinois U.S.A.
  • 3127947040 | +1 312-794-7040 Illinois U.S.A.
  • 3127947041 | +1 312-794-7041 Illinois U.S.A.
  • 3127947042 | +1 312-794-7042 Illinois U.S.A.
  • 3127947043 | +1 312-794-7043 Illinois U.S.A.
  • 3127947044 | +1 312-794-7044 Illinois U.S.A.
  • 3127947045 | +1 312-794-7045 Illinois U.S.A.
  • 3127947046 | +1 312-794-7046 Illinois U.S.A.
  • 3127947047 | +1 312-794-7047 Illinois U.S.A.
  • 3127947048 | +1 312-794-7048 Illinois U.S.A.
  • 3127947049 | +1 312-794-7049 Illinois U.S.A.
  • 3127947050 | +1 312-794-7050 Illinois U.S.A.
  • 3127947051 | +1 312-794-7051 Illinois U.S.A.
  • 3127947052 | +1 312-794-7052 Illinois U.S.A.
  • 3127947053 | +1 312-794-7053 Illinois U.S.A.
  • 3127947054 | +1 312-794-7054 Illinois U.S.A.
  • 3127947055 | +1 312-794-7055 Illinois U.S.A.
  • 3127947056 | +1 312-794-7056 Illinois U.S.A.
  • 3127947057 | +1 312-794-7057 Illinois U.S.A.
  • 3127947058 | +1 312-794-7058 Illinois U.S.A.
  • 3127947059 | +1 312-794-7059 Illinois U.S.A.
  • 3127947060 | +1 312-794-7060 Illinois U.S.A.
  • 3127947061 | +1 312-794-7061 Illinois U.S.A.
  • 3127947062 | +1 312-794-7062 Illinois U.S.A.
  • 3127947063 | +1 312-794-7063 Illinois U.S.A.
  • 3127947064 | +1 312-794-7064 Illinois U.S.A.
  • 3127947065 | +1 312-794-7065 Illinois U.S.A.
  • 3127947066 | +1 312-794-7066 Illinois U.S.A.
  • 3127947067 | +1 312-794-7067 Illinois U.S.A.
  • 3127947068 | +1 312-794-7068 Illinois U.S.A.
  • 3127947069 | +1 312-794-7069 Illinois U.S.A.
  • 3127947070 | +1 312-794-7070 Illinois U.S.A.
  • 3127947071 | +1 312-794-7071 Illinois U.S.A.
  • 3127947072 | +1 312-794-7072 Illinois U.S.A.
  • 3127947073 | +1 312-794-7073 Illinois U.S.A.
  • 3127947074 | +1 312-794-7074 Illinois U.S.A.
  • 3127947075 | +1 312-794-7075 Illinois U.S.A.
  • 3127947076 | +1 312-794-7076 Illinois U.S.A.
  • 3127947077 | +1 312-794-7077 Illinois U.S.A.
  • 3127947078 | +1 312-794-7078 Illinois U.S.A.
  • 3127947079 | +1 312-794-7079 Illinois U.S.A.
  • 3127947080 | +1 312-794-7080 Illinois U.S.A.
  • 3127947081 | +1 312-794-7081 Illinois U.S.A.
  • 3127947082 | +1 312-794-7082 Illinois U.S.A.
  • 3127947083 | +1 312-794-7083 Illinois U.S.A.
  • 3127947084 | +1 312-794-7084 Illinois U.S.A.
  • 3127947085 | +1 312-794-7085 Illinois U.S.A.
  • 3127947086 | +1 312-794-7086 Illinois U.S.A.
  • 3127947087 | +1 312-794-7087 Illinois U.S.A.
  • 3127947088 | +1 312-794-7088 Illinois U.S.A.
  • 3127947089 | +1 312-794-7089 Illinois U.S.A.
  • 3127947090 | +1 312-794-7090 Illinois U.S.A.
  • 3127947091 | +1 312-794-7091 Illinois U.S.A.
  • 3127947092 | +1 312-794-7092 Illinois U.S.A.
  • 3127947093 | +1 312-794-7093 Illinois U.S.A.
  • 3127947094 | +1 312-794-7094 Illinois U.S.A.
  • 3127947095 | +1 312-794-7095 Illinois U.S.A.
  • 3127947096 | +1 312-794-7096 Illinois U.S.A.
  • 3127947097 | +1 312-794-7097 Illinois U.S.A.
  • 3127947098 | +1 312-794-7098 Illinois U.S.A.
  • 3127947099 | +1 312-794-7099 Illinois U.S.A.