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).

  • 3125567000 | +1 312-556-7000 Illinois U.S.A.
  • 3125567001 | +1 312-556-7001 Illinois U.S.A.
  • 3125567002 | +1 312-556-7002 Illinois U.S.A.
  • 3125567003 | +1 312-556-7003 Illinois U.S.A.
  • 3125567004 | +1 312-556-7004 Illinois U.S.A.
  • 3125567005 | +1 312-556-7005 Illinois U.S.A.
  • 3125567006 | +1 312-556-7006 Illinois U.S.A.
  • 3125567007 | +1 312-556-7007 Illinois U.S.A.
  • 3125567008 | +1 312-556-7008 Illinois U.S.A.
  • 3125567009 | +1 312-556-7009 Illinois U.S.A.
  • 3125567010 | +1 312-556-7010 Illinois U.S.A.
  • 3125567011 | +1 312-556-7011 Illinois U.S.A.
  • 3125567012 | +1 312-556-7012 Illinois U.S.A.
  • 3125567013 | +1 312-556-7013 Illinois U.S.A.
  • 3125567014 | +1 312-556-7014 Illinois U.S.A.
  • 3125567015 | +1 312-556-7015 Illinois U.S.A.
  • 3125567016 | +1 312-556-7016 Illinois U.S.A.
  • 3125567017 | +1 312-556-7017 Illinois U.S.A.
  • 3125567018 | +1 312-556-7018 Illinois U.S.A.
  • 3125567019 | +1 312-556-7019 Illinois U.S.A.
  • 3125567020 | +1 312-556-7020 Illinois U.S.A.
  • 3125567021 | +1 312-556-7021 Illinois U.S.A.
  • 3125567022 | +1 312-556-7022 Illinois U.S.A.
  • 3125567023 | +1 312-556-7023 Illinois U.S.A.
  • 3125567024 | +1 312-556-7024 Illinois U.S.A.
  • 3125567025 | +1 312-556-7025 Illinois U.S.A.
  • 3125567026 | +1 312-556-7026 Illinois U.S.A.
  • 3125567027 | +1 312-556-7027 Illinois U.S.A.
  • 3125567028 | +1 312-556-7028 Illinois U.S.A.
  • 3125567029 | +1 312-556-7029 Illinois U.S.A.
  • 3125567030 | +1 312-556-7030 Illinois U.S.A.
  • 3125567031 | +1 312-556-7031 Illinois U.S.A.
  • 3125567032 | +1 312-556-7032 Illinois U.S.A.
  • 3125567033 | +1 312-556-7033 Illinois U.S.A.
  • 3125567034 | +1 312-556-7034 Illinois U.S.A.
  • 3125567035 | +1 312-556-7035 Illinois U.S.A.
  • 3125567036 | +1 312-556-7036 Illinois U.S.A.
  • 3125567037 | +1 312-556-7037 Illinois U.S.A.
  • 3125567038 | +1 312-556-7038 Illinois U.S.A.
  • 3125567039 | +1 312-556-7039 Illinois U.S.A.
  • 3125567040 | +1 312-556-7040 Illinois U.S.A.
  • 3125567041 | +1 312-556-7041 Illinois U.S.A.
  • 3125567042 | +1 312-556-7042 Illinois U.S.A.
  • 3125567043 | +1 312-556-7043 Illinois U.S.A.
  • 3125567044 | +1 312-556-7044 Illinois U.S.A.
  • 3125567045 | +1 312-556-7045 Illinois U.S.A.
  • 3125567046 | +1 312-556-7046 Illinois U.S.A.
  • 3125567047 | +1 312-556-7047 Illinois U.S.A.
  • 3125567048 | +1 312-556-7048 Illinois U.S.A.
  • 3125567049 | +1 312-556-7049 Illinois U.S.A.
  • 3125567050 | +1 312-556-7050 Illinois U.S.A.
  • 3125567051 | +1 312-556-7051 Illinois U.S.A.
  • 3125567052 | +1 312-556-7052 Illinois U.S.A.
  • 3125567053 | +1 312-556-7053 Illinois U.S.A.
  • 3125567054 | +1 312-556-7054 Illinois U.S.A.
  • 3125567055 | +1 312-556-7055 Illinois U.S.A.
  • 3125567056 | +1 312-556-7056 Illinois U.S.A.
  • 3125567057 | +1 312-556-7057 Illinois U.S.A.
  • 3125567058 | +1 312-556-7058 Illinois U.S.A.
  • 3125567059 | +1 312-556-7059 Illinois U.S.A.
  • 3125567060 | +1 312-556-7060 Illinois U.S.A.
  • 3125567061 | +1 312-556-7061 Illinois U.S.A.
  • 3125567062 | +1 312-556-7062 Illinois U.S.A.
  • 3125567063 | +1 312-556-7063 Illinois U.S.A.
  • 3125567064 | +1 312-556-7064 Illinois U.S.A.
  • 3125567065 | +1 312-556-7065 Illinois U.S.A.
  • 3125567066 | +1 312-556-7066 Illinois U.S.A.
  • 3125567067 | +1 312-556-7067 Illinois U.S.A.
  • 3125567068 | +1 312-556-7068 Illinois U.S.A.
  • 3125567069 | +1 312-556-7069 Illinois U.S.A.
  • 3125567070 | +1 312-556-7070 Illinois U.S.A.
  • 3125567071 | +1 312-556-7071 Illinois U.S.A.
  • 3125567072 | +1 312-556-7072 Illinois U.S.A.
  • 3125567073 | +1 312-556-7073 Illinois U.S.A.
  • 3125567074 | +1 312-556-7074 Illinois U.S.A.
  • 3125567075 | +1 312-556-7075 Illinois U.S.A.
  • 3125567076 | +1 312-556-7076 Illinois U.S.A.
  • 3125567077 | +1 312-556-7077 Illinois U.S.A.
  • 3125567078 | +1 312-556-7078 Illinois U.S.A.
  • 3125567079 | +1 312-556-7079 Illinois U.S.A.
  • 3125567080 | +1 312-556-7080 Illinois U.S.A.
  • 3125567081 | +1 312-556-7081 Illinois U.S.A.
  • 3125567082 | +1 312-556-7082 Illinois U.S.A.
  • 3125567083 | +1 312-556-7083 Illinois U.S.A.
  • 3125567084 | +1 312-556-7084 Illinois U.S.A.
  • 3125567085 | +1 312-556-7085 Illinois U.S.A.
  • 3125567086 | +1 312-556-7086 Illinois U.S.A.
  • 3125567087 | +1 312-556-7087 Illinois U.S.A.
  • 3125567088 | +1 312-556-7088 Illinois U.S.A.
  • 3125567089 | +1 312-556-7089 Illinois U.S.A.
  • 3125567090 | +1 312-556-7090 Illinois U.S.A.
  • 3125567091 | +1 312-556-7091 Illinois U.S.A.
  • 3125567092 | +1 312-556-7092 Illinois U.S.A.
  • 3125567093 | +1 312-556-7093 Illinois U.S.A.
  • 3125567094 | +1 312-556-7094 Illinois U.S.A.
  • 3125567095 | +1 312-556-7095 Illinois U.S.A.
  • 3125567096 | +1 312-556-7096 Illinois U.S.A.
  • 3125567097 | +1 312-556-7097 Illinois U.S.A.
  • 3125567098 | +1 312-556-7098 Illinois U.S.A.
  • 3125567099 | +1 312-556-7099 Illinois U.S.A.