City of Chicago


312 Area code: Chicago, Cook - Wireless

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).

  • 3125478000 | +1 312-547-8000 Illinois U.S.A.
  • 3125478001 | +1 312-547-8001 Illinois U.S.A.
  • 3125478002 | +1 312-547-8002 Illinois U.S.A.
  • 3125478003 | +1 312-547-8003 Illinois U.S.A.
  • 3125478004 | +1 312-547-8004 Illinois U.S.A.
  • 3125478005 | +1 312-547-8005 Illinois U.S.A.
  • 3125478006 | +1 312-547-8006 Illinois U.S.A.
  • 3125478007 | +1 312-547-8007 Illinois U.S.A.
  • 3125478008 | +1 312-547-8008 Illinois U.S.A.
  • 3125478009 | +1 312-547-8009 Illinois U.S.A.
  • 3125478010 | +1 312-547-8010 Illinois U.S.A.
  • 3125478011 | +1 312-547-8011 Illinois U.S.A.
  • 3125478012 | +1 312-547-8012 Illinois U.S.A.
  • 3125478013 | +1 312-547-8013 Illinois U.S.A.
  • 3125478014 | +1 312-547-8014 Illinois U.S.A.
  • 3125478015 | +1 312-547-8015 Illinois U.S.A.
  • 3125478016 | +1 312-547-8016 Illinois U.S.A.
  • 3125478017 | +1 312-547-8017 Illinois U.S.A.
  • 3125478018 | +1 312-547-8018 Illinois U.S.A.
  • 3125478019 | +1 312-547-8019 Illinois U.S.A.
  • 3125478020 | +1 312-547-8020 Illinois U.S.A.
  • 3125478021 | +1 312-547-8021 Illinois U.S.A.
  • 3125478022 | +1 312-547-8022 Illinois U.S.A.
  • 3125478023 | +1 312-547-8023 Illinois U.S.A.
  • 3125478024 | +1 312-547-8024 Illinois U.S.A.
  • 3125478025 | +1 312-547-8025 Illinois U.S.A.
  • 3125478026 | +1 312-547-8026 Illinois U.S.A.
  • 3125478027 | +1 312-547-8027 Illinois U.S.A.
  • 3125478028 | +1 312-547-8028 Illinois U.S.A.
  • 3125478029 | +1 312-547-8029 Illinois U.S.A.
  • 3125478030 | +1 312-547-8030 Illinois U.S.A.
  • 3125478031 | +1 312-547-8031 Illinois U.S.A.
  • 3125478032 | +1 312-547-8032 Illinois U.S.A.
  • 3125478033 | +1 312-547-8033 Illinois U.S.A.
  • 3125478034 | +1 312-547-8034 Illinois U.S.A.
  • 3125478035 | +1 312-547-8035 Illinois U.S.A.
  • 3125478036 | +1 312-547-8036 Illinois U.S.A.
  • 3125478037 | +1 312-547-8037 Illinois U.S.A.
  • 3125478038 | +1 312-547-8038 Illinois U.S.A.
  • 3125478039 | +1 312-547-8039 Illinois U.S.A.
  • 3125478040 | +1 312-547-8040 Illinois U.S.A.
  • 3125478041 | +1 312-547-8041 Illinois U.S.A.
  • 3125478042 | +1 312-547-8042 Illinois U.S.A.
  • 3125478043 | +1 312-547-8043 Illinois U.S.A.
  • 3125478044 | +1 312-547-8044 Illinois U.S.A.
  • 3125478045 | +1 312-547-8045 Illinois U.S.A.
  • 3125478046 | +1 312-547-8046 Illinois U.S.A.
  • 3125478047 | +1 312-547-8047 Illinois U.S.A.
  • 3125478048 | +1 312-547-8048 Illinois U.S.A.
  • 3125478049 | +1 312-547-8049 Illinois U.S.A.
  • 3125478050 | +1 312-547-8050 Illinois U.S.A.
  • 3125478051 | +1 312-547-8051 Illinois U.S.A.
  • 3125478052 | +1 312-547-8052 Illinois U.S.A.
  • 3125478053 | +1 312-547-8053 Illinois U.S.A.
  • 3125478054 | +1 312-547-8054 Illinois U.S.A.
  • 3125478055 | +1 312-547-8055 Illinois U.S.A.
  • 3125478056 | +1 312-547-8056 Illinois U.S.A.
  • 3125478057 | +1 312-547-8057 Illinois U.S.A.
  • 3125478058 | +1 312-547-8058 Illinois U.S.A.
  • 3125478059 | +1 312-547-8059 Illinois U.S.A.
  • 3125478060 | +1 312-547-8060 Illinois U.S.A.
  • 3125478061 | +1 312-547-8061 Illinois U.S.A.
  • 3125478062 | +1 312-547-8062 Illinois U.S.A.
  • 3125478063 | +1 312-547-8063 Illinois U.S.A.
  • 3125478064 | +1 312-547-8064 Illinois U.S.A.
  • 3125478065 | +1 312-547-8065 Illinois U.S.A.
  • 3125478066 | +1 312-547-8066 Illinois U.S.A.
  • 3125478067 | +1 312-547-8067 Illinois U.S.A.
  • 3125478068 | +1 312-547-8068 Illinois U.S.A.
  • 3125478069 | +1 312-547-8069 Illinois U.S.A.
  • 3125478070 | +1 312-547-8070 Illinois U.S.A.
  • 3125478071 | +1 312-547-8071 Illinois U.S.A.
  • 3125478072 | +1 312-547-8072 Illinois U.S.A.
  • 3125478073 | +1 312-547-8073 Illinois U.S.A.
  • 3125478074 | +1 312-547-8074 Illinois U.S.A.
  • 3125478075 | +1 312-547-8075 Illinois U.S.A.
  • 3125478076 | +1 312-547-8076 Illinois U.S.A.
  • 3125478077 | +1 312-547-8077 Illinois U.S.A.
  • 3125478078 | +1 312-547-8078 Illinois U.S.A.
  • 3125478079 | +1 312-547-8079 Illinois U.S.A.
  • 3125478080 | +1 312-547-8080 Illinois U.S.A.
  • 3125478081 | +1 312-547-8081 Illinois U.S.A.
  • 3125478082 | +1 312-547-8082 Illinois U.S.A.
  • 3125478083 | +1 312-547-8083 Illinois U.S.A.
  • 3125478084 | +1 312-547-8084 Illinois U.S.A.
  • 3125478085 | +1 312-547-8085 Illinois U.S.A.
  • 3125478086 | +1 312-547-8086 Illinois U.S.A.
  • 3125478087 | +1 312-547-8087 Illinois U.S.A.
  • 3125478088 | +1 312-547-8088 Illinois U.S.A.
  • 3125478089 | +1 312-547-8089 Illinois U.S.A.
  • 3125478090 | +1 312-547-8090 Illinois U.S.A.
  • 3125478091 | +1 312-547-8091 Illinois U.S.A.
  • 3125478092 | +1 312-547-8092 Illinois U.S.A.
  • 3125478093 | +1 312-547-8093 Illinois U.S.A.
  • 3125478094 | +1 312-547-8094 Illinois U.S.A.
  • 3125478095 | +1 312-547-8095 Illinois U.S.A.
  • 3125478096 | +1 312-547-8096 Illinois U.S.A.
  • 3125478097 | +1 312-547-8097 Illinois U.S.A.
  • 3125478098 | +1 312-547-8098 Illinois U.S.A.
  • 3125478099 | +1 312-547-8099 Illinois U.S.A.