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).

  • 3122838000 | +1 312-283-8000 Illinois U.S.A.
  • 3122838001 | +1 312-283-8001 Illinois U.S.A.
  • 3122838002 | +1 312-283-8002 Illinois U.S.A.
  • 3122838003 | +1 312-283-8003 Illinois U.S.A.
  • 3122838004 | +1 312-283-8004 Illinois U.S.A.
  • 3122838005 | +1 312-283-8005 Illinois U.S.A.
  • 3122838006 | +1 312-283-8006 Illinois U.S.A.
  • 3122838007 | +1 312-283-8007 Illinois U.S.A.
  • 3122838008 | +1 312-283-8008 Illinois U.S.A.
  • 3122838009 | +1 312-283-8009 Illinois U.S.A.
  • 3122838010 | +1 312-283-8010 Illinois U.S.A.
  • 3122838011 | +1 312-283-8011 Illinois U.S.A.
  • 3122838012 | +1 312-283-8012 Illinois U.S.A.
  • 3122838013 | +1 312-283-8013 Illinois U.S.A.
  • 3122838014 | +1 312-283-8014 Illinois U.S.A.
  • 3122838015 | +1 312-283-8015 Illinois U.S.A.
  • 3122838016 | +1 312-283-8016 Illinois U.S.A.
  • 3122838017 | +1 312-283-8017 Illinois U.S.A.
  • 3122838018 | +1 312-283-8018 Illinois U.S.A.
  • 3122838019 | +1 312-283-8019 Illinois U.S.A.
  • 3122838020 | +1 312-283-8020 Illinois U.S.A.
  • 3122838021 | +1 312-283-8021 Illinois U.S.A.
  • 3122838022 | +1 312-283-8022 Illinois U.S.A.
  • 3122838023 | +1 312-283-8023 Illinois U.S.A.
  • 3122838024 | +1 312-283-8024 Illinois U.S.A.
  • 3122838025 | +1 312-283-8025 Illinois U.S.A.
  • 3122838026 | +1 312-283-8026 Illinois U.S.A.
  • 3122838027 | +1 312-283-8027 Illinois U.S.A.
  • 3122838028 | +1 312-283-8028 Illinois U.S.A.
  • 3122838029 | +1 312-283-8029 Illinois U.S.A.
  • 3122838030 | +1 312-283-8030 Illinois U.S.A.
  • 3122838031 | +1 312-283-8031 Illinois U.S.A.
  • 3122838032 | +1 312-283-8032 Illinois U.S.A.
  • 3122838033 | +1 312-283-8033 Illinois U.S.A.
  • 3122838034 | +1 312-283-8034 Illinois U.S.A.
  • 3122838035 | +1 312-283-8035 Illinois U.S.A.
  • 3122838036 | +1 312-283-8036 Illinois U.S.A.
  • 3122838037 | +1 312-283-8037 Illinois U.S.A.
  • 3122838038 | +1 312-283-8038 Illinois U.S.A.
  • 3122838039 | +1 312-283-8039 Illinois U.S.A.
  • 3122838040 | +1 312-283-8040 Illinois U.S.A.
  • 3122838041 | +1 312-283-8041 Illinois U.S.A.
  • 3122838042 | +1 312-283-8042 Illinois U.S.A.
  • 3122838043 | +1 312-283-8043 Illinois U.S.A.
  • 3122838044 | +1 312-283-8044 Illinois U.S.A.
  • 3122838045 | +1 312-283-8045 Illinois U.S.A.
  • 3122838046 | +1 312-283-8046 Illinois U.S.A.
  • 3122838047 | +1 312-283-8047 Illinois U.S.A.
  • 3122838048 | +1 312-283-8048 Illinois U.S.A.
  • 3122838049 | +1 312-283-8049 Illinois U.S.A.
  • 3122838050 | +1 312-283-8050 Illinois U.S.A.
  • 3122838051 | +1 312-283-8051 Illinois U.S.A.
  • 3122838052 | +1 312-283-8052 Illinois U.S.A.
  • 3122838053 | +1 312-283-8053 Illinois U.S.A.
  • 3122838054 | +1 312-283-8054 Illinois U.S.A.
  • 3122838055 | +1 312-283-8055 Illinois U.S.A.
  • 3122838056 | +1 312-283-8056 Illinois U.S.A.
  • 3122838057 | +1 312-283-8057 Illinois U.S.A.
  • 3122838058 | +1 312-283-8058 Illinois U.S.A.
  • 3122838059 | +1 312-283-8059 Illinois U.S.A.
  • 3122838060 | +1 312-283-8060 Illinois U.S.A.
  • 3122838061 | +1 312-283-8061 Illinois U.S.A.
  • 3122838062 | +1 312-283-8062 Illinois U.S.A.
  • 3122838063 | +1 312-283-8063 Illinois U.S.A.
  • 3122838064 | +1 312-283-8064 Illinois U.S.A.
  • 3122838065 | +1 312-283-8065 Illinois U.S.A.
  • 3122838066 | +1 312-283-8066 Illinois U.S.A.
  • 3122838067 | +1 312-283-8067 Illinois U.S.A.
  • 3122838068 | +1 312-283-8068 Illinois U.S.A.
  • 3122838069 | +1 312-283-8069 Illinois U.S.A.
  • 3122838070 | +1 312-283-8070 Illinois U.S.A.
  • 3122838071 | +1 312-283-8071 Illinois U.S.A.
  • 3122838072 | +1 312-283-8072 Illinois U.S.A.
  • 3122838073 | +1 312-283-8073 Illinois U.S.A.
  • 3122838074 | +1 312-283-8074 Illinois U.S.A.
  • 3122838075 | +1 312-283-8075 Illinois U.S.A.
  • 3122838076 | +1 312-283-8076 Illinois U.S.A.
  • 3122838077 | +1 312-283-8077 Illinois U.S.A.
  • 3122838078 | +1 312-283-8078 Illinois U.S.A.
  • 3122838079 | +1 312-283-8079 Illinois U.S.A.
  • 3122838080 | +1 312-283-8080 Illinois U.S.A.
  • 3122838081 | +1 312-283-8081 Illinois U.S.A.
  • 3122838082 | +1 312-283-8082 Illinois U.S.A.
  • 3122838083 | +1 312-283-8083 Illinois U.S.A.
  • 3122838084 | +1 312-283-8084 Illinois U.S.A.
  • 3122838085 | +1 312-283-8085 Illinois U.S.A.
  • 3122838086 | +1 312-283-8086 Illinois U.S.A.
  • 3122838087 | +1 312-283-8087 Illinois U.S.A.
  • 3122838088 | +1 312-283-8088 Illinois U.S.A.
  • 3122838089 | +1 312-283-8089 Illinois U.S.A.
  • 3122838090 | +1 312-283-8090 Illinois U.S.A.
  • 3122838091 | +1 312-283-8091 Illinois U.S.A.
  • 3122838092 | +1 312-283-8092 Illinois U.S.A.
  • 3122838093 | +1 312-283-8093 Illinois U.S.A.
  • 3122838094 | +1 312-283-8094 Illinois U.S.A.
  • 3122838095 | +1 312-283-8095 Illinois U.S.A.
  • 3122838096 | +1 312-283-8096 Illinois U.S.A.
  • 3122838097 | +1 312-283-8097 Illinois U.S.A.
  • 3122838098 | +1 312-283-8098 Illinois U.S.A.
  • 3122838099 | +1 312-283-8099 Illinois U.S.A.