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).

  • 3127828000 | +1 312-782-8000 Illinois U.S.A.
  • 3127828001 | +1 312-782-8001 Illinois U.S.A.
  • 3127828002 | +1 312-782-8002 Illinois U.S.A.
  • 3127828003 | +1 312-782-8003 Illinois U.S.A.
  • 3127828004 | +1 312-782-8004 Illinois U.S.A.
  • 3127828005 | +1 312-782-8005 Illinois U.S.A.
  • 3127828006 | +1 312-782-8006 Illinois U.S.A.
  • 3127828007 | +1 312-782-8007 Illinois U.S.A.
  • 3127828008 | +1 312-782-8008 Illinois U.S.A.
  • 3127828009 | +1 312-782-8009 Illinois U.S.A.
  • 3127828010 | +1 312-782-8010 Illinois U.S.A.
  • 3127828011 | +1 312-782-8011 Illinois U.S.A.
  • 3127828012 | +1 312-782-8012 Illinois U.S.A.
  • 3127828013 | +1 312-782-8013 Illinois U.S.A.
  • 3127828014 | +1 312-782-8014 Illinois U.S.A.
  • 3127828015 | +1 312-782-8015 Illinois U.S.A.
  • 3127828016 | +1 312-782-8016 Illinois U.S.A.
  • 3127828017 | +1 312-782-8017 Illinois U.S.A.
  • 3127828018 | +1 312-782-8018 Illinois U.S.A.
  • 3127828019 | +1 312-782-8019 Illinois U.S.A.
  • 3127828020 | +1 312-782-8020 Illinois U.S.A.
  • 3127828021 | +1 312-782-8021 Illinois U.S.A.
  • 3127828022 | +1 312-782-8022 Illinois U.S.A.
  • 3127828023 | +1 312-782-8023 Illinois U.S.A.
  • 3127828024 | +1 312-782-8024 Illinois U.S.A.
  • 3127828025 | +1 312-782-8025 Illinois U.S.A.
  • 3127828026 | +1 312-782-8026 Illinois U.S.A.
  • 3127828027 | +1 312-782-8027 Illinois U.S.A.
  • 3127828028 | +1 312-782-8028 Illinois U.S.A.
  • 3127828029 | +1 312-782-8029 Illinois U.S.A.
  • 3127828030 | +1 312-782-8030 Illinois U.S.A.
  • 3127828031 | +1 312-782-8031 Illinois U.S.A.
  • 3127828032 | +1 312-782-8032 Illinois U.S.A.
  • 3127828033 | +1 312-782-8033 Illinois U.S.A.
  • 3127828034 | +1 312-782-8034 Illinois U.S.A.
  • 3127828035 | +1 312-782-8035 Illinois U.S.A.
  • 3127828036 | +1 312-782-8036 Illinois U.S.A.
  • 3127828037 | +1 312-782-8037 Illinois U.S.A.
  • 3127828038 | +1 312-782-8038 Illinois U.S.A.
  • 3127828039 | +1 312-782-8039 Illinois U.S.A.
  • 3127828040 | +1 312-782-8040 Illinois U.S.A.
  • 3127828041 | +1 312-782-8041 Illinois U.S.A.
  • 3127828042 | +1 312-782-8042 Illinois U.S.A.
  • 3127828043 | +1 312-782-8043 Illinois U.S.A.
  • 3127828044 | +1 312-782-8044 Illinois U.S.A.
  • 3127828045 | +1 312-782-8045 Illinois U.S.A.
  • 3127828046 | +1 312-782-8046 Illinois U.S.A.
  • 3127828047 | +1 312-782-8047 Illinois U.S.A.
  • 3127828048 | +1 312-782-8048 Illinois U.S.A.
  • 3127828049 | +1 312-782-8049 Illinois U.S.A.
  • 3127828050 | +1 312-782-8050 Illinois U.S.A.
  • 3127828051 | +1 312-782-8051 Illinois U.S.A.
  • 3127828052 | +1 312-782-8052 Illinois U.S.A.
  • 3127828053 | +1 312-782-8053 Illinois U.S.A.
  • 3127828054 | +1 312-782-8054 Illinois U.S.A.
  • 3127828055 | +1 312-782-8055 Illinois U.S.A.
  • 3127828056 | +1 312-782-8056 Illinois U.S.A.
  • 3127828057 | +1 312-782-8057 Illinois U.S.A.
  • 3127828058 | +1 312-782-8058 Illinois U.S.A.
  • 3127828059 | +1 312-782-8059 Illinois U.S.A.
  • 3127828060 | +1 312-782-8060 Illinois U.S.A.
  • 3127828061 | +1 312-782-8061 Illinois U.S.A.
  • 3127828062 | +1 312-782-8062 Illinois U.S.A.
  • 3127828063 | +1 312-782-8063 Illinois U.S.A.
  • 3127828064 | +1 312-782-8064 Illinois U.S.A.
  • 3127828065 | +1 312-782-8065 Illinois U.S.A.
  • 3127828066 | +1 312-782-8066 Illinois U.S.A.
  • 3127828067 | +1 312-782-8067 Illinois U.S.A.
  • 3127828068 | +1 312-782-8068 Illinois U.S.A.
  • 3127828069 | +1 312-782-8069 Illinois U.S.A.
  • 3127828070 | +1 312-782-8070 Illinois U.S.A.
  • 3127828071 | +1 312-782-8071 Illinois U.S.A.
  • 3127828072 | +1 312-782-8072 Illinois U.S.A.
  • 3127828073 | +1 312-782-8073 Illinois U.S.A.
  • 3127828074 | +1 312-782-8074 Illinois U.S.A.
  • 3127828075 | +1 312-782-8075 Illinois U.S.A.
  • 3127828076 | +1 312-782-8076 Illinois U.S.A.
  • 3127828077 | +1 312-782-8077 Illinois U.S.A.
  • 3127828078 | +1 312-782-8078 Illinois U.S.A.
  • 3127828079 | +1 312-782-8079 Illinois U.S.A.
  • 3127828080 | +1 312-782-8080 Illinois U.S.A.
  • 3127828081 | +1 312-782-8081 Illinois U.S.A.
  • 3127828082 | +1 312-782-8082 Illinois U.S.A.
  • 3127828083 | +1 312-782-8083 Illinois U.S.A.
  • 3127828084 | +1 312-782-8084 Illinois U.S.A.
  • 3127828085 | +1 312-782-8085 Illinois U.S.A.
  • 3127828086 | +1 312-782-8086 Illinois U.S.A.
  • 3127828087 | +1 312-782-8087 Illinois U.S.A.
  • 3127828088 | +1 312-782-8088 Illinois U.S.A.
  • 3127828089 | +1 312-782-8089 Illinois U.S.A.
  • 3127828090 | +1 312-782-8090 Illinois U.S.A.
  • 3127828091 | +1 312-782-8091 Illinois U.S.A.
  • 3127828092 | +1 312-782-8092 Illinois U.S.A.
  • 3127828093 | +1 312-782-8093 Illinois U.S.A.
  • 3127828094 | +1 312-782-8094 Illinois U.S.A.
  • 3127828095 | +1 312-782-8095 Illinois U.S.A.
  • 3127828096 | +1 312-782-8096 Illinois U.S.A.
  • 3127828097 | +1 312-782-8097 Illinois U.S.A.
  • 3127828098 | +1 312-782-8098 Illinois U.S.A.
  • 3127828099 | +1 312-782-8099 Illinois U.S.A.