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).

  • 3127508000 | +1 312-750-8000 Illinois U.S.A.
  • 3127508001 | +1 312-750-8001 Illinois U.S.A.
  • 3127508002 | +1 312-750-8002 Illinois U.S.A.
  • 3127508003 | +1 312-750-8003 Illinois U.S.A.
  • 3127508004 | +1 312-750-8004 Illinois U.S.A.
  • 3127508005 | +1 312-750-8005 Illinois U.S.A.
  • 3127508006 | +1 312-750-8006 Illinois U.S.A.
  • 3127508007 | +1 312-750-8007 Illinois U.S.A.
  • 3127508008 | +1 312-750-8008 Illinois U.S.A.
  • 3127508009 | +1 312-750-8009 Illinois U.S.A.
  • 3127508010 | +1 312-750-8010 Illinois U.S.A.
  • 3127508011 | +1 312-750-8011 Illinois U.S.A.
  • 3127508012 | +1 312-750-8012 Illinois U.S.A.
  • 3127508013 | +1 312-750-8013 Illinois U.S.A.
  • 3127508014 | +1 312-750-8014 Illinois U.S.A.
  • 3127508015 | +1 312-750-8015 Illinois U.S.A.
  • 3127508016 | +1 312-750-8016 Illinois U.S.A.
  • 3127508017 | +1 312-750-8017 Illinois U.S.A.
  • 3127508018 | +1 312-750-8018 Illinois U.S.A.
  • 3127508019 | +1 312-750-8019 Illinois U.S.A.
  • 3127508020 | +1 312-750-8020 Illinois U.S.A.
  • 3127508021 | +1 312-750-8021 Illinois U.S.A.
  • 3127508022 | +1 312-750-8022 Illinois U.S.A.
  • 3127508023 | +1 312-750-8023 Illinois U.S.A.
  • 3127508024 | +1 312-750-8024 Illinois U.S.A.
  • 3127508025 | +1 312-750-8025 Illinois U.S.A.
  • 3127508026 | +1 312-750-8026 Illinois U.S.A.
  • 3127508027 | +1 312-750-8027 Illinois U.S.A.
  • 3127508028 | +1 312-750-8028 Illinois U.S.A.
  • 3127508029 | +1 312-750-8029 Illinois U.S.A.
  • 3127508030 | +1 312-750-8030 Illinois U.S.A.
  • 3127508031 | +1 312-750-8031 Illinois U.S.A.
  • 3127508032 | +1 312-750-8032 Illinois U.S.A.
  • 3127508033 | +1 312-750-8033 Illinois U.S.A.
  • 3127508034 | +1 312-750-8034 Illinois U.S.A.
  • 3127508035 | +1 312-750-8035 Illinois U.S.A.
  • 3127508036 | +1 312-750-8036 Illinois U.S.A.
  • 3127508037 | +1 312-750-8037 Illinois U.S.A.
  • 3127508038 | +1 312-750-8038 Illinois U.S.A.
  • 3127508039 | +1 312-750-8039 Illinois U.S.A.
  • 3127508040 | +1 312-750-8040 Illinois U.S.A.
  • 3127508041 | +1 312-750-8041 Illinois U.S.A.
  • 3127508042 | +1 312-750-8042 Illinois U.S.A.
  • 3127508043 | +1 312-750-8043 Illinois U.S.A.
  • 3127508044 | +1 312-750-8044 Illinois U.S.A.
  • 3127508045 | +1 312-750-8045 Illinois U.S.A.
  • 3127508046 | +1 312-750-8046 Illinois U.S.A.
  • 3127508047 | +1 312-750-8047 Illinois U.S.A.
  • 3127508048 | +1 312-750-8048 Illinois U.S.A.
  • 3127508049 | +1 312-750-8049 Illinois U.S.A.
  • 3127508050 | +1 312-750-8050 Illinois U.S.A.
  • 3127508051 | +1 312-750-8051 Illinois U.S.A.
  • 3127508052 | +1 312-750-8052 Illinois U.S.A.
  • 3127508053 | +1 312-750-8053 Illinois U.S.A.
  • 3127508054 | +1 312-750-8054 Illinois U.S.A.
  • 3127508055 | +1 312-750-8055 Illinois U.S.A.
  • 3127508056 | +1 312-750-8056 Illinois U.S.A.
  • 3127508057 | +1 312-750-8057 Illinois U.S.A.
  • 3127508058 | +1 312-750-8058 Illinois U.S.A.
  • 3127508059 | +1 312-750-8059 Illinois U.S.A.
  • 3127508060 | +1 312-750-8060 Illinois U.S.A.
  • 3127508061 | +1 312-750-8061 Illinois U.S.A.
  • 3127508062 | +1 312-750-8062 Illinois U.S.A.
  • 3127508063 | +1 312-750-8063 Illinois U.S.A.
  • 3127508064 | +1 312-750-8064 Illinois U.S.A.
  • 3127508065 | +1 312-750-8065 Illinois U.S.A.
  • 3127508066 | +1 312-750-8066 Illinois U.S.A.
  • 3127508067 | +1 312-750-8067 Illinois U.S.A.
  • 3127508068 | +1 312-750-8068 Illinois U.S.A.
  • 3127508069 | +1 312-750-8069 Illinois U.S.A.
  • 3127508070 | +1 312-750-8070 Illinois U.S.A.
  • 3127508071 | +1 312-750-8071 Illinois U.S.A.
  • 3127508072 | +1 312-750-8072 Illinois U.S.A.
  • 3127508073 | +1 312-750-8073 Illinois U.S.A.
  • 3127508074 | +1 312-750-8074 Illinois U.S.A.
  • 3127508075 | +1 312-750-8075 Illinois U.S.A.
  • 3127508076 | +1 312-750-8076 Illinois U.S.A.
  • 3127508077 | +1 312-750-8077 Illinois U.S.A.
  • 3127508078 | +1 312-750-8078 Illinois U.S.A.
  • 3127508079 | +1 312-750-8079 Illinois U.S.A.
  • 3127508080 | +1 312-750-8080 Illinois U.S.A.
  • 3127508081 | +1 312-750-8081 Illinois U.S.A.
  • 3127508082 | +1 312-750-8082 Illinois U.S.A.
  • 3127508083 | +1 312-750-8083 Illinois U.S.A.
  • 3127508084 | +1 312-750-8084 Illinois U.S.A.
  • 3127508085 | +1 312-750-8085 Illinois U.S.A.
  • 3127508086 | +1 312-750-8086 Illinois U.S.A.
  • 3127508087 | +1 312-750-8087 Illinois U.S.A.
  • 3127508088 | +1 312-750-8088 Illinois U.S.A.
  • 3127508089 | +1 312-750-8089 Illinois U.S.A.
  • 3127508090 | +1 312-750-8090 Illinois U.S.A.
  • 3127508091 | +1 312-750-8091 Illinois U.S.A.
  • 3127508092 | +1 312-750-8092 Illinois U.S.A.
  • 3127508093 | +1 312-750-8093 Illinois U.S.A.
  • 3127508094 | +1 312-750-8094 Illinois U.S.A.
  • 3127508095 | +1 312-750-8095 Illinois U.S.A.
  • 3127508096 | +1 312-750-8096 Illinois U.S.A.
  • 3127508097 | +1 312-750-8097 Illinois U.S.A.
  • 3127508098 | +1 312-750-8098 Illinois U.S.A.
  • 3127508099 | +1 312-750-8099 Illinois U.S.A.