CitysDirectory

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).

  • 3129978000 | +1 312-997-8000 Illinois U.S.A.
  • 3129978001 | +1 312-997-8001 Illinois U.S.A.
  • 3129978002 | +1 312-997-8002 Illinois U.S.A.
  • 3129978003 | +1 312-997-8003 Illinois U.S.A.
  • 3129978004 | +1 312-997-8004 Illinois U.S.A.
  • 3129978005 | +1 312-997-8005 Illinois U.S.A.
  • 3129978006 | +1 312-997-8006 Illinois U.S.A.
  • 3129978007 | +1 312-997-8007 Illinois U.S.A.
  • 3129978008 | +1 312-997-8008 Illinois U.S.A.
  • 3129978009 | +1 312-997-8009 Illinois U.S.A.
  • 3129978010 | +1 312-997-8010 Illinois U.S.A.
  • 3129978011 | +1 312-997-8011 Illinois U.S.A.
  • 3129978012 | +1 312-997-8012 Illinois U.S.A.
  • 3129978013 | +1 312-997-8013 Illinois U.S.A.
  • 3129978014 | +1 312-997-8014 Illinois U.S.A.
  • 3129978015 | +1 312-997-8015 Illinois U.S.A.
  • 3129978016 | +1 312-997-8016 Illinois U.S.A.
  • 3129978017 | +1 312-997-8017 Illinois U.S.A.
  • 3129978018 | +1 312-997-8018 Illinois U.S.A.
  • 3129978019 | +1 312-997-8019 Illinois U.S.A.
  • 3129978020 | +1 312-997-8020 Illinois U.S.A.
  • 3129978021 | +1 312-997-8021 Illinois U.S.A.
  • 3129978022 | +1 312-997-8022 Illinois U.S.A.
  • 3129978023 | +1 312-997-8023 Illinois U.S.A.
  • 3129978024 | +1 312-997-8024 Illinois U.S.A.
  • 3129978025 | +1 312-997-8025 Illinois U.S.A.
  • 3129978026 | +1 312-997-8026 Illinois U.S.A.
  • 3129978027 | +1 312-997-8027 Illinois U.S.A.
  • 3129978028 | +1 312-997-8028 Illinois U.S.A.
  • 3129978029 | +1 312-997-8029 Illinois U.S.A.
  • 3129978030 | +1 312-997-8030 Illinois U.S.A.
  • 3129978031 | +1 312-997-8031 Illinois U.S.A.
  • 3129978032 | +1 312-997-8032 Illinois U.S.A.
  • 3129978033 | +1 312-997-8033 Illinois U.S.A.
  • 3129978034 | +1 312-997-8034 Illinois U.S.A.
  • 3129978035 | +1 312-997-8035 Illinois U.S.A.
  • 3129978036 | +1 312-997-8036 Illinois U.S.A.
  • 3129978037 | +1 312-997-8037 Illinois U.S.A.
  • 3129978038 | +1 312-997-8038 Illinois U.S.A.
  • 3129978039 | +1 312-997-8039 Illinois U.S.A.
  • 3129978040 | +1 312-997-8040 Illinois U.S.A.
  • 3129978041 | +1 312-997-8041 Illinois U.S.A.
  • 3129978042 | +1 312-997-8042 Illinois U.S.A.
  • 3129978043 | +1 312-997-8043 Illinois U.S.A.
  • 3129978044 | +1 312-997-8044 Illinois U.S.A.
  • 3129978045 | +1 312-997-8045 Illinois U.S.A.
  • 3129978046 | +1 312-997-8046 Illinois U.S.A.
  • 3129978047 | +1 312-997-8047 Illinois U.S.A.
  • 3129978048 | +1 312-997-8048 Illinois U.S.A.
  • 3129978049 | +1 312-997-8049 Illinois U.S.A.
  • 3129978050 | +1 312-997-8050 Illinois U.S.A.
  • 3129978051 | +1 312-997-8051 Illinois U.S.A.
  • 3129978052 | +1 312-997-8052 Illinois U.S.A.
  • 3129978053 | +1 312-997-8053 Illinois U.S.A.
  • 3129978054 | +1 312-997-8054 Illinois U.S.A.
  • 3129978055 | +1 312-997-8055 Illinois U.S.A.
  • 3129978056 | +1 312-997-8056 Illinois U.S.A.
  • 3129978057 | +1 312-997-8057 Illinois U.S.A.
  • 3129978058 | +1 312-997-8058 Illinois U.S.A.
  • 3129978059 | +1 312-997-8059 Illinois U.S.A.
  • 3129978060 | +1 312-997-8060 Illinois U.S.A.
  • 3129978061 | +1 312-997-8061 Illinois U.S.A.
  • 3129978062 | +1 312-997-8062 Illinois U.S.A.
  • 3129978063 | +1 312-997-8063 Illinois U.S.A.
  • 3129978064 | +1 312-997-8064 Illinois U.S.A.
  • 3129978065 | +1 312-997-8065 Illinois U.S.A.
  • 3129978066 | +1 312-997-8066 Illinois U.S.A.
  • 3129978067 | +1 312-997-8067 Illinois U.S.A.
  • 3129978068 | +1 312-997-8068 Illinois U.S.A.
  • 3129978069 | +1 312-997-8069 Illinois U.S.A.
  • 3129978070 | +1 312-997-8070 Illinois U.S.A.
  • 3129978071 | +1 312-997-8071 Illinois U.S.A.
  • 3129978072 | +1 312-997-8072 Illinois U.S.A.
  • 3129978073 | +1 312-997-8073 Illinois U.S.A.
  • 3129978074 | +1 312-997-8074 Illinois U.S.A.
  • 3129978075 | +1 312-997-8075 Illinois U.S.A.
  • 3129978076 | +1 312-997-8076 Illinois U.S.A.
  • 3129978077 | +1 312-997-8077 Illinois U.S.A.
  • 3129978078 | +1 312-997-8078 Illinois U.S.A.
  • 3129978079 | +1 312-997-8079 Illinois U.S.A.
  • 3129978080 | +1 312-997-8080 Illinois U.S.A.
  • 3129978081 | +1 312-997-8081 Illinois U.S.A.
  • 3129978082 | +1 312-997-8082 Illinois U.S.A.
  • 3129978083 | +1 312-997-8083 Illinois U.S.A.
  • 3129978084 | +1 312-997-8084 Illinois U.S.A.
  • 3129978085 | +1 312-997-8085 Illinois U.S.A.
  • 3129978086 | +1 312-997-8086 Illinois U.S.A.
  • 3129978087 | +1 312-997-8087 Illinois U.S.A.
  • 3129978088 | +1 312-997-8088 Illinois U.S.A.
  • 3129978089 | +1 312-997-8089 Illinois U.S.A.
  • 3129978090 | +1 312-997-8090 Illinois U.S.A.
  • 3129978091 | +1 312-997-8091 Illinois U.S.A.
  • 3129978092 | +1 312-997-8092 Illinois U.S.A.
  • 3129978093 | +1 312-997-8093 Illinois U.S.A.
  • 3129978094 | +1 312-997-8094 Illinois U.S.A.
  • 3129978095 | +1 312-997-8095 Illinois U.S.A.
  • 3129978096 | +1 312-997-8096 Illinois U.S.A.
  • 3129978097 | +1 312-997-8097 Illinois U.S.A.
  • 3129978098 | +1 312-997-8098 Illinois U.S.A.
  • 3129978099 | +1 312-997-8099 Illinois U.S.A.

    • Complete Phone Number

    e.g. 111-222-3333

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