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).

  • 3125426000 | +1 312-542-6000 Illinois U.S.A.
  • 3125426001 | +1 312-542-6001 Illinois U.S.A.
  • 3125426002 | +1 312-542-6002 Illinois U.S.A.
  • 3125426003 | +1 312-542-6003 Illinois U.S.A.
  • 3125426004 | +1 312-542-6004 Illinois U.S.A.
  • 3125426005 | +1 312-542-6005 Illinois U.S.A.
  • 3125426006 | +1 312-542-6006 Illinois U.S.A.
  • 3125426007 | +1 312-542-6007 Illinois U.S.A.
  • 3125426008 | +1 312-542-6008 Illinois U.S.A.
  • 3125426009 | +1 312-542-6009 Illinois U.S.A.
  • 3125426010 | +1 312-542-6010 Illinois U.S.A.
  • 3125426011 | +1 312-542-6011 Illinois U.S.A.
  • 3125426012 | +1 312-542-6012 Illinois U.S.A.
  • 3125426013 | +1 312-542-6013 Illinois U.S.A.
  • 3125426014 | +1 312-542-6014 Illinois U.S.A.
  • 3125426015 | +1 312-542-6015 Illinois U.S.A.
  • 3125426016 | +1 312-542-6016 Illinois U.S.A.
  • 3125426017 | +1 312-542-6017 Illinois U.S.A.
  • 3125426018 | +1 312-542-6018 Illinois U.S.A.
  • 3125426019 | +1 312-542-6019 Illinois U.S.A.
  • 3125426020 | +1 312-542-6020 Illinois U.S.A.
  • 3125426021 | +1 312-542-6021 Illinois U.S.A.
  • 3125426022 | +1 312-542-6022 Illinois U.S.A.
  • 3125426023 | +1 312-542-6023 Illinois U.S.A.
  • 3125426024 | +1 312-542-6024 Illinois U.S.A.
  • 3125426025 | +1 312-542-6025 Illinois U.S.A.
  • 3125426026 | +1 312-542-6026 Illinois U.S.A.
  • 3125426027 | +1 312-542-6027 Illinois U.S.A.
  • 3125426028 | +1 312-542-6028 Illinois U.S.A.
  • 3125426029 | +1 312-542-6029 Illinois U.S.A.
  • 3125426030 | +1 312-542-6030 Illinois U.S.A.
  • 3125426031 | +1 312-542-6031 Illinois U.S.A.
  • 3125426032 | +1 312-542-6032 Illinois U.S.A.
  • 3125426033 | +1 312-542-6033 Illinois U.S.A.
  • 3125426034 | +1 312-542-6034 Illinois U.S.A.
  • 3125426035 | +1 312-542-6035 Illinois U.S.A.
  • 3125426036 | +1 312-542-6036 Illinois U.S.A.
  • 3125426037 | +1 312-542-6037 Illinois U.S.A.
  • 3125426038 | +1 312-542-6038 Illinois U.S.A.
  • 3125426039 | +1 312-542-6039 Illinois U.S.A.
  • 3125426040 | +1 312-542-6040 Illinois U.S.A.
  • 3125426041 | +1 312-542-6041 Illinois U.S.A.
  • 3125426042 | +1 312-542-6042 Illinois U.S.A.
  • 3125426043 | +1 312-542-6043 Illinois U.S.A.
  • 3125426044 | +1 312-542-6044 Illinois U.S.A.
  • 3125426045 | +1 312-542-6045 Illinois U.S.A.
  • 3125426046 | +1 312-542-6046 Illinois U.S.A.
  • 3125426047 | +1 312-542-6047 Illinois U.S.A.
  • 3125426048 | +1 312-542-6048 Illinois U.S.A.
  • 3125426049 | +1 312-542-6049 Illinois U.S.A.
  • 3125426050 | +1 312-542-6050 Illinois U.S.A.
  • 3125426051 | +1 312-542-6051 Illinois U.S.A.
  • 3125426052 | +1 312-542-6052 Illinois U.S.A.
  • 3125426053 | +1 312-542-6053 Illinois U.S.A.
  • 3125426054 | +1 312-542-6054 Illinois U.S.A.
  • 3125426055 | +1 312-542-6055 Illinois U.S.A.
  • 3125426056 | +1 312-542-6056 Illinois U.S.A.
  • 3125426057 | +1 312-542-6057 Illinois U.S.A.
  • 3125426058 | +1 312-542-6058 Illinois U.S.A.
  • 3125426059 | +1 312-542-6059 Illinois U.S.A.
  • 3125426060 | +1 312-542-6060 Illinois U.S.A.
  • 3125426061 | +1 312-542-6061 Illinois U.S.A.
  • 3125426062 | +1 312-542-6062 Illinois U.S.A.
  • 3125426063 | +1 312-542-6063 Illinois U.S.A.
  • 3125426064 | +1 312-542-6064 Illinois U.S.A.
  • 3125426065 | +1 312-542-6065 Illinois U.S.A.
  • 3125426066 | +1 312-542-6066 Illinois U.S.A.
  • 3125426067 | +1 312-542-6067 Illinois U.S.A.
  • 3125426068 | +1 312-542-6068 Illinois U.S.A.
  • 3125426069 | +1 312-542-6069 Illinois U.S.A.
  • 3125426070 | +1 312-542-6070 Illinois U.S.A.
  • 3125426071 | +1 312-542-6071 Illinois U.S.A.
  • 3125426072 | +1 312-542-6072 Illinois U.S.A.
  • 3125426073 | +1 312-542-6073 Illinois U.S.A.
  • 3125426074 | +1 312-542-6074 Illinois U.S.A.
  • 3125426075 | +1 312-542-6075 Illinois U.S.A.
  • 3125426076 | +1 312-542-6076 Illinois U.S.A.
  • 3125426077 | +1 312-542-6077 Illinois U.S.A.
  • 3125426078 | +1 312-542-6078 Illinois U.S.A.
  • 3125426079 | +1 312-542-6079 Illinois U.S.A.
  • 3125426080 | +1 312-542-6080 Illinois U.S.A.
  • 3125426081 | +1 312-542-6081 Illinois U.S.A.
  • 3125426082 | +1 312-542-6082 Illinois U.S.A.
  • 3125426083 | +1 312-542-6083 Illinois U.S.A.
  • 3125426084 | +1 312-542-6084 Illinois U.S.A.
  • 3125426085 | +1 312-542-6085 Illinois U.S.A.
  • 3125426086 | +1 312-542-6086 Illinois U.S.A.
  • 3125426087 | +1 312-542-6087 Illinois U.S.A.
  • 3125426088 | +1 312-542-6088 Illinois U.S.A.
  • 3125426089 | +1 312-542-6089 Illinois U.S.A.
  • 3125426090 | +1 312-542-6090 Illinois U.S.A.
  • 3125426091 | +1 312-542-6091 Illinois U.S.A.
  • 3125426092 | +1 312-542-6092 Illinois U.S.A.
  • 3125426093 | +1 312-542-6093 Illinois U.S.A.
  • 3125426094 | +1 312-542-6094 Illinois U.S.A.
  • 3125426095 | +1 312-542-6095 Illinois U.S.A.
  • 3125426096 | +1 312-542-6096 Illinois U.S.A.
  • 3125426097 | +1 312-542-6097 Illinois U.S.A.
  • 3125426098 | +1 312-542-6098 Illinois U.S.A.
  • 3125426099 | +1 312-542-6099 Illinois U.S.A.