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).

  • 3124560000 | +1 312-456-0000 Illinois U.S.A.
  • 3124560001 | +1 312-456-0001 Illinois U.S.A.
  • 3124560002 | +1 312-456-0002 Illinois U.S.A.
  • 3124560003 | +1 312-456-0003 Illinois U.S.A.
  • 3124560004 | +1 312-456-0004 Illinois U.S.A.
  • 3124560005 | +1 312-456-0005 Illinois U.S.A.
  • 3124560006 | +1 312-456-0006 Illinois U.S.A.
  • 3124560007 | +1 312-456-0007 Illinois U.S.A.
  • 3124560008 | +1 312-456-0008 Illinois U.S.A.
  • 3124560009 | +1 312-456-0009 Illinois U.S.A.
  • 3124560010 | +1 312-456-0010 Illinois U.S.A.
  • 3124560011 | +1 312-456-0011 Illinois U.S.A.
  • 3124560012 | +1 312-456-0012 Illinois U.S.A.
  • 3124560013 | +1 312-456-0013 Illinois U.S.A.
  • 3124560014 | +1 312-456-0014 Illinois U.S.A.
  • 3124560015 | +1 312-456-0015 Illinois U.S.A.
  • 3124560016 | +1 312-456-0016 Illinois U.S.A.
  • 3124560017 | +1 312-456-0017 Illinois U.S.A.
  • 3124560018 | +1 312-456-0018 Illinois U.S.A.
  • 3124560019 | +1 312-456-0019 Illinois U.S.A.
  • 3124560020 | +1 312-456-0020 Illinois U.S.A.
  • 3124560021 | +1 312-456-0021 Illinois U.S.A.
  • 3124560022 | +1 312-456-0022 Illinois U.S.A.
  • 3124560023 | +1 312-456-0023 Illinois U.S.A.
  • 3124560024 | +1 312-456-0024 Illinois U.S.A.
  • 3124560025 | +1 312-456-0025 Illinois U.S.A.
  • 3124560026 | +1 312-456-0026 Illinois U.S.A.
  • 3124560027 | +1 312-456-0027 Illinois U.S.A.
  • 3124560028 | +1 312-456-0028 Illinois U.S.A.
  • 3124560029 | +1 312-456-0029 Illinois U.S.A.
  • 3124560030 | +1 312-456-0030 Illinois U.S.A.
  • 3124560031 | +1 312-456-0031 Illinois U.S.A.
  • 3124560032 | +1 312-456-0032 Illinois U.S.A.
  • 3124560033 | +1 312-456-0033 Illinois U.S.A.
  • 3124560034 | +1 312-456-0034 Illinois U.S.A.
  • 3124560035 | +1 312-456-0035 Illinois U.S.A.
  • 3124560036 | +1 312-456-0036 Illinois U.S.A.
  • 3124560037 | +1 312-456-0037 Illinois U.S.A.
  • 3124560038 | +1 312-456-0038 Illinois U.S.A.
  • 3124560039 | +1 312-456-0039 Illinois U.S.A.
  • 3124560040 | +1 312-456-0040 Illinois U.S.A.
  • 3124560041 | +1 312-456-0041 Illinois U.S.A.
  • 3124560042 | +1 312-456-0042 Illinois U.S.A.
  • 3124560043 | +1 312-456-0043 Illinois U.S.A.
  • 3124560044 | +1 312-456-0044 Illinois U.S.A.
  • 3124560045 | +1 312-456-0045 Illinois U.S.A.
  • 3124560046 | +1 312-456-0046 Illinois U.S.A.
  • 3124560047 | +1 312-456-0047 Illinois U.S.A.
  • 3124560048 | +1 312-456-0048 Illinois U.S.A.
  • 3124560049 | +1 312-456-0049 Illinois U.S.A.
  • 3124560050 | +1 312-456-0050 Illinois U.S.A.
  • 3124560051 | +1 312-456-0051 Illinois U.S.A.
  • 3124560052 | +1 312-456-0052 Illinois U.S.A.
  • 3124560053 | +1 312-456-0053 Illinois U.S.A.
  • 3124560054 | +1 312-456-0054 Illinois U.S.A.
  • 3124560055 | +1 312-456-0055 Illinois U.S.A.
  • 3124560056 | +1 312-456-0056 Illinois U.S.A.
  • 3124560057 | +1 312-456-0057 Illinois U.S.A.
  • 3124560058 | +1 312-456-0058 Illinois U.S.A.
  • 3124560059 | +1 312-456-0059 Illinois U.S.A.
  • 3124560060 | +1 312-456-0060 Illinois U.S.A.
  • 3124560061 | +1 312-456-0061 Illinois U.S.A.
  • 3124560062 | +1 312-456-0062 Illinois U.S.A.
  • 3124560063 | +1 312-456-0063 Illinois U.S.A.
  • 3124560064 | +1 312-456-0064 Illinois U.S.A.
  • 3124560065 | +1 312-456-0065 Illinois U.S.A.
  • 3124560066 | +1 312-456-0066 Illinois U.S.A.
  • 3124560067 | +1 312-456-0067 Illinois U.S.A.
  • 3124560068 | +1 312-456-0068 Illinois U.S.A.
  • 3124560069 | +1 312-456-0069 Illinois U.S.A.
  • 3124560070 | +1 312-456-0070 Illinois U.S.A.
  • 3124560071 | +1 312-456-0071 Illinois U.S.A.
  • 3124560072 | +1 312-456-0072 Illinois U.S.A.
  • 3124560073 | +1 312-456-0073 Illinois U.S.A.
  • 3124560074 | +1 312-456-0074 Illinois U.S.A.
  • 3124560075 | +1 312-456-0075 Illinois U.S.A.
  • 3124560076 | +1 312-456-0076 Illinois U.S.A.
  • 3124560077 | +1 312-456-0077 Illinois U.S.A.
  • 3124560078 | +1 312-456-0078 Illinois U.S.A.
  • 3124560079 | +1 312-456-0079 Illinois U.S.A.
  • 3124560080 | +1 312-456-0080 Illinois U.S.A.
  • 3124560081 | +1 312-456-0081 Illinois U.S.A.
  • 3124560082 | +1 312-456-0082 Illinois U.S.A.
  • 3124560083 | +1 312-456-0083 Illinois U.S.A.
  • 3124560084 | +1 312-456-0084 Illinois U.S.A.
  • 3124560085 | +1 312-456-0085 Illinois U.S.A.
  • 3124560086 | +1 312-456-0086 Illinois U.S.A.
  • 3124560087 | +1 312-456-0087 Illinois U.S.A.
  • 3124560088 | +1 312-456-0088 Illinois U.S.A.
  • 3124560089 | +1 312-456-0089 Illinois U.S.A.
  • 3124560090 | +1 312-456-0090 Illinois U.S.A.
  • 3124560091 | +1 312-456-0091 Illinois U.S.A.
  • 3124560092 | +1 312-456-0092 Illinois U.S.A.
  • 3124560093 | +1 312-456-0093 Illinois U.S.A.
  • 3124560094 | +1 312-456-0094 Illinois U.S.A.
  • 3124560095 | +1 312-456-0095 Illinois U.S.A.
  • 3124560096 | +1 312-456-0096 Illinois U.S.A.
  • 3124560097 | +1 312-456-0097 Illinois U.S.A.
  • 3124560098 | +1 312-456-0098 Illinois U.S.A.
  • 3124560099 | +1 312-456-0099 Illinois U.S.A.