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).

  • 3122040000 | +1 312-204-0000 Illinois U.S.A.
  • 3122040001 | +1 312-204-0001 Illinois U.S.A.
  • 3122040002 | +1 312-204-0002 Illinois U.S.A.
  • 3122040003 | +1 312-204-0003 Illinois U.S.A.
  • 3122040004 | +1 312-204-0004 Illinois U.S.A.
  • 3122040005 | +1 312-204-0005 Illinois U.S.A.
  • 3122040006 | +1 312-204-0006 Illinois U.S.A.
  • 3122040007 | +1 312-204-0007 Illinois U.S.A.
  • 3122040008 | +1 312-204-0008 Illinois U.S.A.
  • 3122040009 | +1 312-204-0009 Illinois U.S.A.
  • 3122040010 | +1 312-204-0010 Illinois U.S.A.
  • 3122040011 | +1 312-204-0011 Illinois U.S.A.
  • 3122040012 | +1 312-204-0012 Illinois U.S.A.
  • 3122040013 | +1 312-204-0013 Illinois U.S.A.
  • 3122040014 | +1 312-204-0014 Illinois U.S.A.
  • 3122040015 | +1 312-204-0015 Illinois U.S.A.
  • 3122040016 | +1 312-204-0016 Illinois U.S.A.
  • 3122040017 | +1 312-204-0017 Illinois U.S.A.
  • 3122040018 | +1 312-204-0018 Illinois U.S.A.
  • 3122040019 | +1 312-204-0019 Illinois U.S.A.
  • 3122040020 | +1 312-204-0020 Illinois U.S.A.
  • 3122040021 | +1 312-204-0021 Illinois U.S.A.
  • 3122040022 | +1 312-204-0022 Illinois U.S.A.
  • 3122040023 | +1 312-204-0023 Illinois U.S.A.
  • 3122040024 | +1 312-204-0024 Illinois U.S.A.
  • 3122040025 | +1 312-204-0025 Illinois U.S.A.
  • 3122040026 | +1 312-204-0026 Illinois U.S.A.
  • 3122040027 | +1 312-204-0027 Illinois U.S.A.
  • 3122040028 | +1 312-204-0028 Illinois U.S.A.
  • 3122040029 | +1 312-204-0029 Illinois U.S.A.
  • 3122040030 | +1 312-204-0030 Illinois U.S.A.
  • 3122040031 | +1 312-204-0031 Illinois U.S.A.
  • 3122040032 | +1 312-204-0032 Illinois U.S.A.
  • 3122040033 | +1 312-204-0033 Illinois U.S.A.
  • 3122040034 | +1 312-204-0034 Illinois U.S.A.
  • 3122040035 | +1 312-204-0035 Illinois U.S.A.
  • 3122040036 | +1 312-204-0036 Illinois U.S.A.
  • 3122040037 | +1 312-204-0037 Illinois U.S.A.
  • 3122040038 | +1 312-204-0038 Illinois U.S.A.
  • 3122040039 | +1 312-204-0039 Illinois U.S.A.
  • 3122040040 | +1 312-204-0040 Illinois U.S.A.
  • 3122040041 | +1 312-204-0041 Illinois U.S.A.
  • 3122040042 | +1 312-204-0042 Illinois U.S.A.
  • 3122040043 | +1 312-204-0043 Illinois U.S.A.
  • 3122040044 | +1 312-204-0044 Illinois U.S.A.
  • 3122040045 | +1 312-204-0045 Illinois U.S.A.
  • 3122040046 | +1 312-204-0046 Illinois U.S.A.
  • 3122040047 | +1 312-204-0047 Illinois U.S.A.
  • 3122040048 | +1 312-204-0048 Illinois U.S.A.
  • 3122040049 | +1 312-204-0049 Illinois U.S.A.
  • 3122040050 | +1 312-204-0050 Illinois U.S.A.
  • 3122040051 | +1 312-204-0051 Illinois U.S.A.
  • 3122040052 | +1 312-204-0052 Illinois U.S.A.
  • 3122040053 | +1 312-204-0053 Illinois U.S.A.
  • 3122040054 | +1 312-204-0054 Illinois U.S.A.
  • 3122040055 | +1 312-204-0055 Illinois U.S.A.
  • 3122040056 | +1 312-204-0056 Illinois U.S.A.
  • 3122040057 | +1 312-204-0057 Illinois U.S.A.
  • 3122040058 | +1 312-204-0058 Illinois U.S.A.
  • 3122040059 | +1 312-204-0059 Illinois U.S.A.
  • 3122040060 | +1 312-204-0060 Illinois U.S.A.
  • 3122040061 | +1 312-204-0061 Illinois U.S.A.
  • 3122040062 | +1 312-204-0062 Illinois U.S.A.
  • 3122040063 | +1 312-204-0063 Illinois U.S.A.
  • 3122040064 | +1 312-204-0064 Illinois U.S.A.
  • 3122040065 | +1 312-204-0065 Illinois U.S.A.
  • 3122040066 | +1 312-204-0066 Illinois U.S.A.
  • 3122040067 | +1 312-204-0067 Illinois U.S.A.
  • 3122040068 | +1 312-204-0068 Illinois U.S.A.
  • 3122040069 | +1 312-204-0069 Illinois U.S.A.
  • 3122040070 | +1 312-204-0070 Illinois U.S.A.
  • 3122040071 | +1 312-204-0071 Illinois U.S.A.
  • 3122040072 | +1 312-204-0072 Illinois U.S.A.
  • 3122040073 | +1 312-204-0073 Illinois U.S.A.
  • 3122040074 | +1 312-204-0074 Illinois U.S.A.
  • 3122040075 | +1 312-204-0075 Illinois U.S.A.
  • 3122040076 | +1 312-204-0076 Illinois U.S.A.
  • 3122040077 | +1 312-204-0077 Illinois U.S.A.
  • 3122040078 | +1 312-204-0078 Illinois U.S.A.
  • 3122040079 | +1 312-204-0079 Illinois U.S.A.
  • 3122040080 | +1 312-204-0080 Illinois U.S.A.
  • 3122040081 | +1 312-204-0081 Illinois U.S.A.
  • 3122040082 | +1 312-204-0082 Illinois U.S.A.
  • 3122040083 | +1 312-204-0083 Illinois U.S.A.
  • 3122040084 | +1 312-204-0084 Illinois U.S.A.
  • 3122040085 | +1 312-204-0085 Illinois U.S.A.
  • 3122040086 | +1 312-204-0086 Illinois U.S.A.
  • 3122040087 | +1 312-204-0087 Illinois U.S.A.
  • 3122040088 | +1 312-204-0088 Illinois U.S.A.
  • 3122040089 | +1 312-204-0089 Illinois U.S.A.
  • 3122040090 | +1 312-204-0090 Illinois U.S.A.
  • 3122040091 | +1 312-204-0091 Illinois U.S.A.
  • 3122040092 | +1 312-204-0092 Illinois U.S.A.
  • 3122040093 | +1 312-204-0093 Illinois U.S.A.
  • 3122040094 | +1 312-204-0094 Illinois U.S.A.
  • 3122040095 | +1 312-204-0095 Illinois U.S.A.
  • 3122040096 | +1 312-204-0096 Illinois U.S.A.
  • 3122040097 | +1 312-204-0097 Illinois U.S.A.
  • 3122040098 | +1 312-204-0098 Illinois U.S.A.
  • 3122040099 | +1 312-204-0099 Illinois U.S.A.