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).

  • 3127870000 | +1 312-787-0000 Illinois U.S.A.
  • 3127870001 | +1 312-787-0001 Illinois U.S.A.
  • 3127870002 | +1 312-787-0002 Illinois U.S.A.
  • 3127870003 | +1 312-787-0003 Illinois U.S.A.
  • 3127870004 | +1 312-787-0004 Illinois U.S.A.
  • 3127870005 | +1 312-787-0005 Illinois U.S.A.
  • 3127870006 | +1 312-787-0006 Illinois U.S.A.
  • 3127870007 | +1 312-787-0007 Illinois U.S.A.
  • 3127870008 | +1 312-787-0008 Illinois U.S.A.
  • 3127870009 | +1 312-787-0009 Illinois U.S.A.
  • 3127870010 | +1 312-787-0010 Illinois U.S.A.
  • 3127870011 | +1 312-787-0011 Illinois U.S.A.
  • 3127870012 | +1 312-787-0012 Illinois U.S.A.
  • 3127870013 | +1 312-787-0013 Illinois U.S.A.
  • 3127870014 | +1 312-787-0014 Illinois U.S.A.
  • 3127870015 | +1 312-787-0015 Illinois U.S.A.
  • 3127870016 | +1 312-787-0016 Illinois U.S.A.
  • 3127870017 | +1 312-787-0017 Illinois U.S.A.
  • 3127870018 | +1 312-787-0018 Illinois U.S.A.
  • 3127870019 | +1 312-787-0019 Illinois U.S.A.
  • 3127870020 | +1 312-787-0020 Illinois U.S.A.
  • 3127870021 | +1 312-787-0021 Illinois U.S.A.
  • 3127870022 | +1 312-787-0022 Illinois U.S.A.
  • 3127870023 | +1 312-787-0023 Illinois U.S.A.
  • 3127870024 | +1 312-787-0024 Illinois U.S.A.
  • 3127870025 | +1 312-787-0025 Illinois U.S.A.
  • 3127870026 | +1 312-787-0026 Illinois U.S.A.
  • 3127870027 | +1 312-787-0027 Illinois U.S.A.
  • 3127870028 | +1 312-787-0028 Illinois U.S.A.
  • 3127870029 | +1 312-787-0029 Illinois U.S.A.
  • 3127870030 | +1 312-787-0030 Illinois U.S.A.
  • 3127870031 | +1 312-787-0031 Illinois U.S.A.
  • 3127870032 | +1 312-787-0032 Illinois U.S.A.
  • 3127870033 | +1 312-787-0033 Illinois U.S.A.
  • 3127870034 | +1 312-787-0034 Illinois U.S.A.
  • 3127870035 | +1 312-787-0035 Illinois U.S.A.
  • 3127870036 | +1 312-787-0036 Illinois U.S.A.
  • 3127870037 | +1 312-787-0037 Illinois U.S.A.
  • 3127870038 | +1 312-787-0038 Illinois U.S.A.
  • 3127870039 | +1 312-787-0039 Illinois U.S.A.
  • 3127870040 | +1 312-787-0040 Illinois U.S.A.
  • 3127870041 | +1 312-787-0041 Illinois U.S.A.
  • 3127870042 | +1 312-787-0042 Illinois U.S.A.
  • 3127870043 | +1 312-787-0043 Illinois U.S.A.
  • 3127870044 | +1 312-787-0044 Illinois U.S.A.
  • 3127870045 | +1 312-787-0045 Illinois U.S.A.
  • 3127870046 | +1 312-787-0046 Illinois U.S.A.
  • 3127870047 | +1 312-787-0047 Illinois U.S.A.
  • 3127870048 | +1 312-787-0048 Illinois U.S.A.
  • 3127870049 | +1 312-787-0049 Illinois U.S.A.
  • 3127870050 | +1 312-787-0050 Illinois U.S.A.
  • 3127870051 | +1 312-787-0051 Illinois U.S.A.
  • 3127870052 | +1 312-787-0052 Illinois U.S.A.
  • 3127870053 | +1 312-787-0053 Illinois U.S.A.
  • 3127870054 | +1 312-787-0054 Illinois U.S.A.
  • 3127870055 | +1 312-787-0055 Illinois U.S.A.
  • 3127870056 | +1 312-787-0056 Illinois U.S.A.
  • 3127870057 | +1 312-787-0057 Illinois U.S.A.
  • 3127870058 | +1 312-787-0058 Illinois U.S.A.
  • 3127870059 | +1 312-787-0059 Illinois U.S.A.
  • 3127870060 | +1 312-787-0060 Illinois U.S.A.
  • 3127870061 | +1 312-787-0061 Illinois U.S.A.
  • 3127870062 | +1 312-787-0062 Illinois U.S.A.
  • 3127870063 | +1 312-787-0063 Illinois U.S.A.
  • 3127870064 | +1 312-787-0064 Illinois U.S.A.
  • 3127870065 | +1 312-787-0065 Illinois U.S.A.
  • 3127870066 | +1 312-787-0066 Illinois U.S.A.
  • 3127870067 | +1 312-787-0067 Illinois U.S.A.
  • 3127870068 | +1 312-787-0068 Illinois U.S.A.
  • 3127870069 | +1 312-787-0069 Illinois U.S.A.
  • 3127870070 | +1 312-787-0070 Illinois U.S.A.
  • 3127870071 | +1 312-787-0071 Illinois U.S.A.
  • 3127870072 | +1 312-787-0072 Illinois U.S.A.
  • 3127870073 | +1 312-787-0073 Illinois U.S.A.
  • 3127870074 | +1 312-787-0074 Illinois U.S.A.
  • 3127870075 | +1 312-787-0075 Illinois U.S.A.
  • 3127870076 | +1 312-787-0076 Illinois U.S.A.
  • 3127870077 | +1 312-787-0077 Illinois U.S.A.
  • 3127870078 | +1 312-787-0078 Illinois U.S.A.
  • 3127870079 | +1 312-787-0079 Illinois U.S.A.
  • 3127870080 | +1 312-787-0080 Illinois U.S.A.
  • 3127870081 | +1 312-787-0081 Illinois U.S.A.
  • 3127870082 | +1 312-787-0082 Illinois U.S.A.
  • 3127870083 | +1 312-787-0083 Illinois U.S.A.
  • 3127870084 | +1 312-787-0084 Illinois U.S.A.
  • 3127870085 | +1 312-787-0085 Illinois U.S.A.
  • 3127870086 | +1 312-787-0086 Illinois U.S.A.
  • 3127870087 | +1 312-787-0087 Illinois U.S.A.
  • 3127870088 | +1 312-787-0088 Illinois U.S.A.
  • 3127870089 | +1 312-787-0089 Illinois U.S.A.
  • 3127870090 | +1 312-787-0090 Illinois U.S.A.
  • 3127870091 | +1 312-787-0091 Illinois U.S.A.
  • 3127870092 | +1 312-787-0092 Illinois U.S.A.
  • 3127870093 | +1 312-787-0093 Illinois U.S.A.
  • 3127870094 | +1 312-787-0094 Illinois U.S.A.
  • 3127870095 | +1 312-787-0095 Illinois U.S.A.
  • 3127870096 | +1 312-787-0096 Illinois U.S.A.
  • 3127870097 | +1 312-787-0097 Illinois U.S.A.
  • 3127870098 | +1 312-787-0098 Illinois U.S.A.
  • 3127870099 | +1 312-787-0099 Illinois U.S.A.