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).

  • 3127918000 | +1 312-791-8000 Illinois U.S.A.
  • 3127918001 | +1 312-791-8001 Illinois U.S.A.
  • 3127918002 | +1 312-791-8002 Illinois U.S.A.
  • 3127918003 | +1 312-791-8003 Illinois U.S.A.
  • 3127918004 | +1 312-791-8004 Illinois U.S.A.
  • 3127918005 | +1 312-791-8005 Illinois U.S.A.
  • 3127918006 | +1 312-791-8006 Illinois U.S.A.
  • 3127918007 | +1 312-791-8007 Illinois U.S.A.
  • 3127918008 | +1 312-791-8008 Illinois U.S.A.
  • 3127918009 | +1 312-791-8009 Illinois U.S.A.
  • 3127918010 | +1 312-791-8010 Illinois U.S.A.
  • 3127918011 | +1 312-791-8011 Illinois U.S.A.
  • 3127918012 | +1 312-791-8012 Illinois U.S.A.
  • 3127918013 | +1 312-791-8013 Illinois U.S.A.
  • 3127918014 | +1 312-791-8014 Illinois U.S.A.
  • 3127918015 | +1 312-791-8015 Illinois U.S.A.
  • 3127918016 | +1 312-791-8016 Illinois U.S.A.
  • 3127918017 | +1 312-791-8017 Illinois U.S.A.
  • 3127918018 | +1 312-791-8018 Illinois U.S.A.
  • 3127918019 | +1 312-791-8019 Illinois U.S.A.
  • 3127918020 | +1 312-791-8020 Illinois U.S.A.
  • 3127918021 | +1 312-791-8021 Illinois U.S.A.
  • 3127918022 | +1 312-791-8022 Illinois U.S.A.
  • 3127918023 | +1 312-791-8023 Illinois U.S.A.
  • 3127918024 | +1 312-791-8024 Illinois U.S.A.
  • 3127918025 | +1 312-791-8025 Illinois U.S.A.
  • 3127918026 | +1 312-791-8026 Illinois U.S.A.
  • 3127918027 | +1 312-791-8027 Illinois U.S.A.
  • 3127918028 | +1 312-791-8028 Illinois U.S.A.
  • 3127918029 | +1 312-791-8029 Illinois U.S.A.
  • 3127918030 | +1 312-791-8030 Illinois U.S.A.
  • 3127918031 | +1 312-791-8031 Illinois U.S.A.
  • 3127918032 | +1 312-791-8032 Illinois U.S.A.
  • 3127918033 | +1 312-791-8033 Illinois U.S.A.
  • 3127918034 | +1 312-791-8034 Illinois U.S.A.
  • 3127918035 | +1 312-791-8035 Illinois U.S.A.
  • 3127918036 | +1 312-791-8036 Illinois U.S.A.
  • 3127918037 | +1 312-791-8037 Illinois U.S.A.
  • 3127918038 | +1 312-791-8038 Illinois U.S.A.
  • 3127918039 | +1 312-791-8039 Illinois U.S.A.
  • 3127918040 | +1 312-791-8040 Illinois U.S.A.
  • 3127918041 | +1 312-791-8041 Illinois U.S.A.
  • 3127918042 | +1 312-791-8042 Illinois U.S.A.
  • 3127918043 | +1 312-791-8043 Illinois U.S.A.
  • 3127918044 | +1 312-791-8044 Illinois U.S.A.
  • 3127918045 | +1 312-791-8045 Illinois U.S.A.
  • 3127918046 | +1 312-791-8046 Illinois U.S.A.
  • 3127918047 | +1 312-791-8047 Illinois U.S.A.
  • 3127918048 | +1 312-791-8048 Illinois U.S.A.
  • 3127918049 | +1 312-791-8049 Illinois U.S.A.
  • 3127918050 | +1 312-791-8050 Illinois U.S.A.
  • 3127918051 | +1 312-791-8051 Illinois U.S.A.
  • 3127918052 | +1 312-791-8052 Illinois U.S.A.
  • 3127918053 | +1 312-791-8053 Illinois U.S.A.
  • 3127918054 | +1 312-791-8054 Illinois U.S.A.
  • 3127918055 | +1 312-791-8055 Illinois U.S.A.
  • 3127918056 | +1 312-791-8056 Illinois U.S.A.
  • 3127918057 | +1 312-791-8057 Illinois U.S.A.
  • 3127918058 | +1 312-791-8058 Illinois U.S.A.
  • 3127918059 | +1 312-791-8059 Illinois U.S.A.
  • 3127918060 | +1 312-791-8060 Illinois U.S.A.
  • 3127918061 | +1 312-791-8061 Illinois U.S.A.
  • 3127918062 | +1 312-791-8062 Illinois U.S.A.
  • 3127918063 | +1 312-791-8063 Illinois U.S.A.
  • 3127918064 | +1 312-791-8064 Illinois U.S.A.
  • 3127918065 | +1 312-791-8065 Illinois U.S.A.
  • 3127918066 | +1 312-791-8066 Illinois U.S.A.
  • 3127918067 | +1 312-791-8067 Illinois U.S.A.
  • 3127918068 | +1 312-791-8068 Illinois U.S.A.
  • 3127918069 | +1 312-791-8069 Illinois U.S.A.
  • 3127918070 | +1 312-791-8070 Illinois U.S.A.
  • 3127918071 | +1 312-791-8071 Illinois U.S.A.
  • 3127918072 | +1 312-791-8072 Illinois U.S.A.
  • 3127918073 | +1 312-791-8073 Illinois U.S.A.
  • 3127918074 | +1 312-791-8074 Illinois U.S.A.
  • 3127918075 | +1 312-791-8075 Illinois U.S.A.
  • 3127918076 | +1 312-791-8076 Illinois U.S.A.
  • 3127918077 | +1 312-791-8077 Illinois U.S.A.
  • 3127918078 | +1 312-791-8078 Illinois U.S.A.
  • 3127918079 | +1 312-791-8079 Illinois U.S.A.
  • 3127918080 | +1 312-791-8080 Illinois U.S.A.
  • 3127918081 | +1 312-791-8081 Illinois U.S.A.
  • 3127918082 | +1 312-791-8082 Illinois U.S.A.
  • 3127918083 | +1 312-791-8083 Illinois U.S.A.
  • 3127918084 | +1 312-791-8084 Illinois U.S.A.
  • 3127918085 | +1 312-791-8085 Illinois U.S.A.
  • 3127918086 | +1 312-791-8086 Illinois U.S.A.
  • 3127918087 | +1 312-791-8087 Illinois U.S.A.
  • 3127918088 | +1 312-791-8088 Illinois U.S.A.
  • 3127918089 | +1 312-791-8089 Illinois U.S.A.
  • 3127918090 | +1 312-791-8090 Illinois U.S.A.
  • 3127918091 | +1 312-791-8091 Illinois U.S.A.
  • 3127918092 | +1 312-791-8092 Illinois U.S.A.
  • 3127918093 | +1 312-791-8093 Illinois U.S.A.
  • 3127918094 | +1 312-791-8094 Illinois U.S.A.
  • 3127918095 | +1 312-791-8095 Illinois U.S.A.
  • 3127918096 | +1 312-791-8096 Illinois U.S.A.
  • 3127918097 | +1 312-791-8097 Illinois U.S.A.
  • 3127918098 | +1 312-791-8098 Illinois U.S.A.
  • 3127918099 | +1 312-791-8099 Illinois U.S.A.