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).

  • 3125568000 | +1 312-556-8000 Illinois U.S.A.
  • 3125568001 | +1 312-556-8001 Illinois U.S.A.
  • 3125568002 | +1 312-556-8002 Illinois U.S.A.
  • 3125568003 | +1 312-556-8003 Illinois U.S.A.
  • 3125568004 | +1 312-556-8004 Illinois U.S.A.
  • 3125568005 | +1 312-556-8005 Illinois U.S.A.
  • 3125568006 | +1 312-556-8006 Illinois U.S.A.
  • 3125568007 | +1 312-556-8007 Illinois U.S.A.
  • 3125568008 | +1 312-556-8008 Illinois U.S.A.
  • 3125568009 | +1 312-556-8009 Illinois U.S.A.
  • 3125568010 | +1 312-556-8010 Illinois U.S.A.
  • 3125568011 | +1 312-556-8011 Illinois U.S.A.
  • 3125568012 | +1 312-556-8012 Illinois U.S.A.
  • 3125568013 | +1 312-556-8013 Illinois U.S.A.
  • 3125568014 | +1 312-556-8014 Illinois U.S.A.
  • 3125568015 | +1 312-556-8015 Illinois U.S.A.
  • 3125568016 | +1 312-556-8016 Illinois U.S.A.
  • 3125568017 | +1 312-556-8017 Illinois U.S.A.
  • 3125568018 | +1 312-556-8018 Illinois U.S.A.
  • 3125568019 | +1 312-556-8019 Illinois U.S.A.
  • 3125568020 | +1 312-556-8020 Illinois U.S.A.
  • 3125568021 | +1 312-556-8021 Illinois U.S.A.
  • 3125568022 | +1 312-556-8022 Illinois U.S.A.
  • 3125568023 | +1 312-556-8023 Illinois U.S.A.
  • 3125568024 | +1 312-556-8024 Illinois U.S.A.
  • 3125568025 | +1 312-556-8025 Illinois U.S.A.
  • 3125568026 | +1 312-556-8026 Illinois U.S.A.
  • 3125568027 | +1 312-556-8027 Illinois U.S.A.
  • 3125568028 | +1 312-556-8028 Illinois U.S.A.
  • 3125568029 | +1 312-556-8029 Illinois U.S.A.
  • 3125568030 | +1 312-556-8030 Illinois U.S.A.
  • 3125568031 | +1 312-556-8031 Illinois U.S.A.
  • 3125568032 | +1 312-556-8032 Illinois U.S.A.
  • 3125568033 | +1 312-556-8033 Illinois U.S.A.
  • 3125568034 | +1 312-556-8034 Illinois U.S.A.
  • 3125568035 | +1 312-556-8035 Illinois U.S.A.
  • 3125568036 | +1 312-556-8036 Illinois U.S.A.
  • 3125568037 | +1 312-556-8037 Illinois U.S.A.
  • 3125568038 | +1 312-556-8038 Illinois U.S.A.
  • 3125568039 | +1 312-556-8039 Illinois U.S.A.
  • 3125568040 | +1 312-556-8040 Illinois U.S.A.
  • 3125568041 | +1 312-556-8041 Illinois U.S.A.
  • 3125568042 | +1 312-556-8042 Illinois U.S.A.
  • 3125568043 | +1 312-556-8043 Illinois U.S.A.
  • 3125568044 | +1 312-556-8044 Illinois U.S.A.
  • 3125568045 | +1 312-556-8045 Illinois U.S.A.
  • 3125568046 | +1 312-556-8046 Illinois U.S.A.
  • 3125568047 | +1 312-556-8047 Illinois U.S.A.
  • 3125568048 | +1 312-556-8048 Illinois U.S.A.
  • 3125568049 | +1 312-556-8049 Illinois U.S.A.
  • 3125568050 | +1 312-556-8050 Illinois U.S.A.
  • 3125568051 | +1 312-556-8051 Illinois U.S.A.
  • 3125568052 | +1 312-556-8052 Illinois U.S.A.
  • 3125568053 | +1 312-556-8053 Illinois U.S.A.
  • 3125568054 | +1 312-556-8054 Illinois U.S.A.
  • 3125568055 | +1 312-556-8055 Illinois U.S.A.
  • 3125568056 | +1 312-556-8056 Illinois U.S.A.
  • 3125568057 | +1 312-556-8057 Illinois U.S.A.
  • 3125568058 | +1 312-556-8058 Illinois U.S.A.
  • 3125568059 | +1 312-556-8059 Illinois U.S.A.
  • 3125568060 | +1 312-556-8060 Illinois U.S.A.
  • 3125568061 | +1 312-556-8061 Illinois U.S.A.
  • 3125568062 | +1 312-556-8062 Illinois U.S.A.
  • 3125568063 | +1 312-556-8063 Illinois U.S.A.
  • 3125568064 | +1 312-556-8064 Illinois U.S.A.
  • 3125568065 | +1 312-556-8065 Illinois U.S.A.
  • 3125568066 | +1 312-556-8066 Illinois U.S.A.
  • 3125568067 | +1 312-556-8067 Illinois U.S.A.
  • 3125568068 | +1 312-556-8068 Illinois U.S.A.
  • 3125568069 | +1 312-556-8069 Illinois U.S.A.
  • 3125568070 | +1 312-556-8070 Illinois U.S.A.
  • 3125568071 | +1 312-556-8071 Illinois U.S.A.
  • 3125568072 | +1 312-556-8072 Illinois U.S.A.
  • 3125568073 | +1 312-556-8073 Illinois U.S.A.
  • 3125568074 | +1 312-556-8074 Illinois U.S.A.
  • 3125568075 | +1 312-556-8075 Illinois U.S.A.
  • 3125568076 | +1 312-556-8076 Illinois U.S.A.
  • 3125568077 | +1 312-556-8077 Illinois U.S.A.
  • 3125568078 | +1 312-556-8078 Illinois U.S.A.
  • 3125568079 | +1 312-556-8079 Illinois U.S.A.
  • 3125568080 | +1 312-556-8080 Illinois U.S.A.
  • 3125568081 | +1 312-556-8081 Illinois U.S.A.
  • 3125568082 | +1 312-556-8082 Illinois U.S.A.
  • 3125568083 | +1 312-556-8083 Illinois U.S.A.
  • 3125568084 | +1 312-556-8084 Illinois U.S.A.
  • 3125568085 | +1 312-556-8085 Illinois U.S.A.
  • 3125568086 | +1 312-556-8086 Illinois U.S.A.
  • 3125568087 | +1 312-556-8087 Illinois U.S.A.
  • 3125568088 | +1 312-556-8088 Illinois U.S.A.
  • 3125568089 | +1 312-556-8089 Illinois U.S.A.
  • 3125568090 | +1 312-556-8090 Illinois U.S.A.
  • 3125568091 | +1 312-556-8091 Illinois U.S.A.
  • 3125568092 | +1 312-556-8092 Illinois U.S.A.
  • 3125568093 | +1 312-556-8093 Illinois U.S.A.
  • 3125568094 | +1 312-556-8094 Illinois U.S.A.
  • 3125568095 | +1 312-556-8095 Illinois U.S.A.
  • 3125568096 | +1 312-556-8096 Illinois U.S.A.
  • 3125568097 | +1 312-556-8097 Illinois U.S.A.
  • 3125568098 | +1 312-556-8098 Illinois U.S.A.
  • 3125568099 | +1 312-556-8099 Illinois U.S.A.