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).

  • 3124277000 | +1 312-427-7000 Illinois U.S.A.
  • 3124277001 | +1 312-427-7001 Illinois U.S.A.
  • 3124277002 | +1 312-427-7002 Illinois U.S.A.
  • 3124277003 | +1 312-427-7003 Illinois U.S.A.
  • 3124277004 | +1 312-427-7004 Illinois U.S.A.
  • 3124277005 | +1 312-427-7005 Illinois U.S.A.
  • 3124277006 | +1 312-427-7006 Illinois U.S.A.
  • 3124277007 | +1 312-427-7007 Illinois U.S.A.
  • 3124277008 | +1 312-427-7008 Illinois U.S.A.
  • 3124277009 | +1 312-427-7009 Illinois U.S.A.
  • 3124277010 | +1 312-427-7010 Illinois U.S.A.
  • 3124277011 | +1 312-427-7011 Illinois U.S.A.
  • 3124277012 | +1 312-427-7012 Illinois U.S.A.
  • 3124277013 | +1 312-427-7013 Illinois U.S.A.
  • 3124277014 | +1 312-427-7014 Illinois U.S.A.
  • 3124277015 | +1 312-427-7015 Illinois U.S.A.
  • 3124277016 | +1 312-427-7016 Illinois U.S.A.
  • 3124277017 | +1 312-427-7017 Illinois U.S.A.
  • 3124277018 | +1 312-427-7018 Illinois U.S.A.
  • 3124277019 | +1 312-427-7019 Illinois U.S.A.
  • 3124277020 | +1 312-427-7020 Illinois U.S.A.
  • 3124277021 | +1 312-427-7021 Illinois U.S.A.
  • 3124277022 | +1 312-427-7022 Illinois U.S.A.
  • 3124277023 | +1 312-427-7023 Illinois U.S.A.
  • 3124277024 | +1 312-427-7024 Illinois U.S.A.
  • 3124277025 | +1 312-427-7025 Illinois U.S.A.
  • 3124277026 | +1 312-427-7026 Illinois U.S.A.
  • 3124277027 | +1 312-427-7027 Illinois U.S.A.
  • 3124277028 | +1 312-427-7028 Illinois U.S.A.
  • 3124277029 | +1 312-427-7029 Illinois U.S.A.
  • 3124277030 | +1 312-427-7030 Illinois U.S.A.
  • 3124277031 | +1 312-427-7031 Illinois U.S.A.
  • 3124277032 | +1 312-427-7032 Illinois U.S.A.
  • 3124277033 | +1 312-427-7033 Illinois U.S.A.
  • 3124277034 | +1 312-427-7034 Illinois U.S.A.
  • 3124277035 | +1 312-427-7035 Illinois U.S.A.
  • 3124277036 | +1 312-427-7036 Illinois U.S.A.
  • 3124277037 | +1 312-427-7037 Illinois U.S.A.
  • 3124277038 | +1 312-427-7038 Illinois U.S.A.
  • 3124277039 | +1 312-427-7039 Illinois U.S.A.
  • 3124277040 | +1 312-427-7040 Illinois U.S.A.
  • 3124277041 | +1 312-427-7041 Illinois U.S.A.
  • 3124277042 | +1 312-427-7042 Illinois U.S.A.
  • 3124277043 | +1 312-427-7043 Illinois U.S.A.
  • 3124277044 | +1 312-427-7044 Illinois U.S.A.
  • 3124277045 | +1 312-427-7045 Illinois U.S.A.
  • 3124277046 | +1 312-427-7046 Illinois U.S.A.
  • 3124277047 | +1 312-427-7047 Illinois U.S.A.
  • 3124277048 | +1 312-427-7048 Illinois U.S.A.
  • 3124277049 | +1 312-427-7049 Illinois U.S.A.
  • 3124277050 | +1 312-427-7050 Illinois U.S.A.
  • 3124277051 | +1 312-427-7051 Illinois U.S.A.
  • 3124277052 | +1 312-427-7052 Illinois U.S.A.
  • 3124277053 | +1 312-427-7053 Illinois U.S.A.
  • 3124277054 | +1 312-427-7054 Illinois U.S.A.
  • 3124277055 | +1 312-427-7055 Illinois U.S.A.
  • 3124277056 | +1 312-427-7056 Illinois U.S.A.
  • 3124277057 | +1 312-427-7057 Illinois U.S.A.
  • 3124277058 | +1 312-427-7058 Illinois U.S.A.
  • 3124277059 | +1 312-427-7059 Illinois U.S.A.
  • 3124277060 | +1 312-427-7060 Illinois U.S.A.
  • 3124277061 | +1 312-427-7061 Illinois U.S.A.
  • 3124277062 | +1 312-427-7062 Illinois U.S.A.
  • 3124277063 | +1 312-427-7063 Illinois U.S.A.
  • 3124277064 | +1 312-427-7064 Illinois U.S.A.
  • 3124277065 | +1 312-427-7065 Illinois U.S.A.
  • 3124277066 | +1 312-427-7066 Illinois U.S.A.
  • 3124277067 | +1 312-427-7067 Illinois U.S.A.
  • 3124277068 | +1 312-427-7068 Illinois U.S.A.
  • 3124277069 | +1 312-427-7069 Illinois U.S.A.
  • 3124277070 | +1 312-427-7070 Illinois U.S.A.
  • 3124277071 | +1 312-427-7071 Illinois U.S.A.
  • 3124277072 | +1 312-427-7072 Illinois U.S.A.
  • 3124277073 | +1 312-427-7073 Illinois U.S.A.
  • 3124277074 | +1 312-427-7074 Illinois U.S.A.
  • 3124277075 | +1 312-427-7075 Illinois U.S.A.
  • 3124277076 | +1 312-427-7076 Illinois U.S.A.
  • 3124277077 | +1 312-427-7077 Illinois U.S.A.
  • 3124277078 | +1 312-427-7078 Illinois U.S.A.
  • 3124277079 | +1 312-427-7079 Illinois U.S.A.
  • 3124277080 | +1 312-427-7080 Illinois U.S.A.
  • 3124277081 | +1 312-427-7081 Illinois U.S.A.
  • 3124277082 | +1 312-427-7082 Illinois U.S.A.
  • 3124277083 | +1 312-427-7083 Illinois U.S.A.
  • 3124277084 | +1 312-427-7084 Illinois U.S.A.
  • 3124277085 | +1 312-427-7085 Illinois U.S.A.
  • 3124277086 | +1 312-427-7086 Illinois U.S.A.
  • 3124277087 | +1 312-427-7087 Illinois U.S.A.
  • 3124277088 | +1 312-427-7088 Illinois U.S.A.
  • 3124277089 | +1 312-427-7089 Illinois U.S.A.
  • 3124277090 | +1 312-427-7090 Illinois U.S.A.
  • 3124277091 | +1 312-427-7091 Illinois U.S.A.
  • 3124277092 | +1 312-427-7092 Illinois U.S.A.
  • 3124277093 | +1 312-427-7093 Illinois U.S.A.
  • 3124277094 | +1 312-427-7094 Illinois U.S.A.
  • 3124277095 | +1 312-427-7095 Illinois U.S.A.
  • 3124277096 | +1 312-427-7096 Illinois U.S.A.
  • 3124277097 | +1 312-427-7097 Illinois U.S.A.
  • 3124277098 | +1 312-427-7098 Illinois U.S.A.
  • 3124277099 | +1 312-427-7099 Illinois U.S.A.