CitysDirectory

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).

  • 3129777000 | +1 312-977-7000 Illinois U.S.A.
  • 3129777001 | +1 312-977-7001 Illinois U.S.A.
  • 3129777002 | +1 312-977-7002 Illinois U.S.A.
  • 3129777003 | +1 312-977-7003 Illinois U.S.A.
  • 3129777004 | +1 312-977-7004 Illinois U.S.A.
  • 3129777005 | +1 312-977-7005 Illinois U.S.A.
  • 3129777006 | +1 312-977-7006 Illinois U.S.A.
  • 3129777007 | +1 312-977-7007 Illinois U.S.A.
  • 3129777008 | +1 312-977-7008 Illinois U.S.A.
  • 3129777009 | +1 312-977-7009 Illinois U.S.A.
  • 3129777010 | +1 312-977-7010 Illinois U.S.A.
  • 3129777011 | +1 312-977-7011 Illinois U.S.A.
  • 3129777012 | +1 312-977-7012 Illinois U.S.A.
  • 3129777013 | +1 312-977-7013 Illinois U.S.A.
  • 3129777014 | +1 312-977-7014 Illinois U.S.A.
  • 3129777015 | +1 312-977-7015 Illinois U.S.A.
  • 3129777016 | +1 312-977-7016 Illinois U.S.A.
  • 3129777017 | +1 312-977-7017 Illinois U.S.A.
  • 3129777018 | +1 312-977-7018 Illinois U.S.A.
  • 3129777019 | +1 312-977-7019 Illinois U.S.A.
  • 3129777020 | +1 312-977-7020 Illinois U.S.A.
  • 3129777021 | +1 312-977-7021 Illinois U.S.A.
  • 3129777022 | +1 312-977-7022 Illinois U.S.A.
  • 3129777023 | +1 312-977-7023 Illinois U.S.A.
  • 3129777024 | +1 312-977-7024 Illinois U.S.A.
  • 3129777025 | +1 312-977-7025 Illinois U.S.A.
  • 3129777026 | +1 312-977-7026 Illinois U.S.A.
  • 3129777027 | +1 312-977-7027 Illinois U.S.A.
  • 3129777028 | +1 312-977-7028 Illinois U.S.A.
  • 3129777029 | +1 312-977-7029 Illinois U.S.A.
  • 3129777030 | +1 312-977-7030 Illinois U.S.A.
  • 3129777031 | +1 312-977-7031 Illinois U.S.A.
  • 3129777032 | +1 312-977-7032 Illinois U.S.A.
  • 3129777033 | +1 312-977-7033 Illinois U.S.A.
  • 3129777034 | +1 312-977-7034 Illinois U.S.A.
  • 3129777035 | +1 312-977-7035 Illinois U.S.A.
  • 3129777036 | +1 312-977-7036 Illinois U.S.A.
  • 3129777037 | +1 312-977-7037 Illinois U.S.A.
  • 3129777038 | +1 312-977-7038 Illinois U.S.A.
  • 3129777039 | +1 312-977-7039 Illinois U.S.A.
  • 3129777040 | +1 312-977-7040 Illinois U.S.A.
  • 3129777041 | +1 312-977-7041 Illinois U.S.A.
  • 3129777042 | +1 312-977-7042 Illinois U.S.A.
  • 3129777043 | +1 312-977-7043 Illinois U.S.A.
  • 3129777044 | +1 312-977-7044 Illinois U.S.A.
  • 3129777045 | +1 312-977-7045 Illinois U.S.A.
  • 3129777046 | +1 312-977-7046 Illinois U.S.A.
  • 3129777047 | +1 312-977-7047 Illinois U.S.A.
  • 3129777048 | +1 312-977-7048 Illinois U.S.A.
  • 3129777049 | +1 312-977-7049 Illinois U.S.A.
  • 3129777050 | +1 312-977-7050 Illinois U.S.A.
  • 3129777051 | +1 312-977-7051 Illinois U.S.A.
  • 3129777052 | +1 312-977-7052 Illinois U.S.A.
  • 3129777053 | +1 312-977-7053 Illinois U.S.A.
  • 3129777054 | +1 312-977-7054 Illinois U.S.A.
  • 3129777055 | +1 312-977-7055 Illinois U.S.A.
  • 3129777056 | +1 312-977-7056 Illinois U.S.A.
  • 3129777057 | +1 312-977-7057 Illinois U.S.A.
  • 3129777058 | +1 312-977-7058 Illinois U.S.A.
  • 3129777059 | +1 312-977-7059 Illinois U.S.A.
  • 3129777060 | +1 312-977-7060 Illinois U.S.A.
  • 3129777061 | +1 312-977-7061 Illinois U.S.A.
  • 3129777062 | +1 312-977-7062 Illinois U.S.A.
  • 3129777063 | +1 312-977-7063 Illinois U.S.A.
  • 3129777064 | +1 312-977-7064 Illinois U.S.A.
  • 3129777065 | +1 312-977-7065 Illinois U.S.A.
  • 3129777066 | +1 312-977-7066 Illinois U.S.A.
  • 3129777067 | +1 312-977-7067 Illinois U.S.A.
  • 3129777068 | +1 312-977-7068 Illinois U.S.A.
  • 3129777069 | +1 312-977-7069 Illinois U.S.A.
  • 3129777070 | +1 312-977-7070 Illinois U.S.A.
  • 3129777071 | +1 312-977-7071 Illinois U.S.A.
  • 3129777072 | +1 312-977-7072 Illinois U.S.A.
  • 3129777073 | +1 312-977-7073 Illinois U.S.A.
  • 3129777074 | +1 312-977-7074 Illinois U.S.A.
  • 3129777075 | +1 312-977-7075 Illinois U.S.A.
  • 3129777076 | +1 312-977-7076 Illinois U.S.A.
  • 3129777077 | +1 312-977-7077 Illinois U.S.A.
  • 3129777078 | +1 312-977-7078 Illinois U.S.A.
  • 3129777079 | +1 312-977-7079 Illinois U.S.A.
  • 3129777080 | +1 312-977-7080 Illinois U.S.A.
  • 3129777081 | +1 312-977-7081 Illinois U.S.A.
  • 3129777082 | +1 312-977-7082 Illinois U.S.A.
  • 3129777083 | +1 312-977-7083 Illinois U.S.A.
  • 3129777084 | +1 312-977-7084 Illinois U.S.A.
  • 3129777085 | +1 312-977-7085 Illinois U.S.A.
  • 3129777086 | +1 312-977-7086 Illinois U.S.A.
  • 3129777087 | +1 312-977-7087 Illinois U.S.A.
  • 3129777088 | +1 312-977-7088 Illinois U.S.A.
  • 3129777089 | +1 312-977-7089 Illinois U.S.A.
  • 3129777090 | +1 312-977-7090 Illinois U.S.A.
  • 3129777091 | +1 312-977-7091 Illinois U.S.A.
  • 3129777092 | +1 312-977-7092 Illinois U.S.A.
  • 3129777093 | +1 312-977-7093 Illinois U.S.A.
  • 3129777094 | +1 312-977-7094 Illinois U.S.A.
  • 3129777095 | +1 312-977-7095 Illinois U.S.A.
  • 3129777096 | +1 312-977-7096 Illinois U.S.A.
  • 3129777097 | +1 312-977-7097 Illinois U.S.A.
  • 3129777098 | +1 312-977-7098 Illinois U.S.A.
  • 3129777099 | +1 312-977-7099 Illinois U.S.A.

    • Complete Phone Number

    e.g. 111-222-3333

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