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).

  • 3129040000 | +1 312-904-0000 Illinois U.S.A.
  • 3129040001 | +1 312-904-0001 Illinois U.S.A.
  • 3129040002 | +1 312-904-0002 Illinois U.S.A.
  • 3129040003 | +1 312-904-0003 Illinois U.S.A.
  • 3129040004 | +1 312-904-0004 Illinois U.S.A.
  • 3129040005 | +1 312-904-0005 Illinois U.S.A.
  • 3129040006 | +1 312-904-0006 Illinois U.S.A.
  • 3129040007 | +1 312-904-0007 Illinois U.S.A.
  • 3129040008 | +1 312-904-0008 Illinois U.S.A.
  • 3129040009 | +1 312-904-0009 Illinois U.S.A.
  • 3129040010 | +1 312-904-0010 Illinois U.S.A.
  • 3129040011 | +1 312-904-0011 Illinois U.S.A.
  • 3129040012 | +1 312-904-0012 Illinois U.S.A.
  • 3129040013 | +1 312-904-0013 Illinois U.S.A.
  • 3129040014 | +1 312-904-0014 Illinois U.S.A.
  • 3129040015 | +1 312-904-0015 Illinois U.S.A.
  • 3129040016 | +1 312-904-0016 Illinois U.S.A.
  • 3129040017 | +1 312-904-0017 Illinois U.S.A.
  • 3129040018 | +1 312-904-0018 Illinois U.S.A.
  • 3129040019 | +1 312-904-0019 Illinois U.S.A.
  • 3129040020 | +1 312-904-0020 Illinois U.S.A.
  • 3129040021 | +1 312-904-0021 Illinois U.S.A.
  • 3129040022 | +1 312-904-0022 Illinois U.S.A.
  • 3129040023 | +1 312-904-0023 Illinois U.S.A.
  • 3129040024 | +1 312-904-0024 Illinois U.S.A.
  • 3129040025 | +1 312-904-0025 Illinois U.S.A.
  • 3129040026 | +1 312-904-0026 Illinois U.S.A.
  • 3129040027 | +1 312-904-0027 Illinois U.S.A.
  • 3129040028 | +1 312-904-0028 Illinois U.S.A.
  • 3129040029 | +1 312-904-0029 Illinois U.S.A.
  • 3129040030 | +1 312-904-0030 Illinois U.S.A.
  • 3129040031 | +1 312-904-0031 Illinois U.S.A.
  • 3129040032 | +1 312-904-0032 Illinois U.S.A.
  • 3129040033 | +1 312-904-0033 Illinois U.S.A.
  • 3129040034 | +1 312-904-0034 Illinois U.S.A.
  • 3129040035 | +1 312-904-0035 Illinois U.S.A.
  • 3129040036 | +1 312-904-0036 Illinois U.S.A.
  • 3129040037 | +1 312-904-0037 Illinois U.S.A.
  • 3129040038 | +1 312-904-0038 Illinois U.S.A.
  • 3129040039 | +1 312-904-0039 Illinois U.S.A.
  • 3129040040 | +1 312-904-0040 Illinois U.S.A.
  • 3129040041 | +1 312-904-0041 Illinois U.S.A.
  • 3129040042 | +1 312-904-0042 Illinois U.S.A.
  • 3129040043 | +1 312-904-0043 Illinois U.S.A.
  • 3129040044 | +1 312-904-0044 Illinois U.S.A.
  • 3129040045 | +1 312-904-0045 Illinois U.S.A.
  • 3129040046 | +1 312-904-0046 Illinois U.S.A.
  • 3129040047 | +1 312-904-0047 Illinois U.S.A.
  • 3129040048 | +1 312-904-0048 Illinois U.S.A.
  • 3129040049 | +1 312-904-0049 Illinois U.S.A.
  • 3129040050 | +1 312-904-0050 Illinois U.S.A.
  • 3129040051 | +1 312-904-0051 Illinois U.S.A.
  • 3129040052 | +1 312-904-0052 Illinois U.S.A.
  • 3129040053 | +1 312-904-0053 Illinois U.S.A.
  • 3129040054 | +1 312-904-0054 Illinois U.S.A.
  • 3129040055 | +1 312-904-0055 Illinois U.S.A.
  • 3129040056 | +1 312-904-0056 Illinois U.S.A.
  • 3129040057 | +1 312-904-0057 Illinois U.S.A.
  • 3129040058 | +1 312-904-0058 Illinois U.S.A.
  • 3129040059 | +1 312-904-0059 Illinois U.S.A.
  • 3129040060 | +1 312-904-0060 Illinois U.S.A.
  • 3129040061 | +1 312-904-0061 Illinois U.S.A.
  • 3129040062 | +1 312-904-0062 Illinois U.S.A.
  • 3129040063 | +1 312-904-0063 Illinois U.S.A.
  • 3129040064 | +1 312-904-0064 Illinois U.S.A.
  • 3129040065 | +1 312-904-0065 Illinois U.S.A.
  • 3129040066 | +1 312-904-0066 Illinois U.S.A.
  • 3129040067 | +1 312-904-0067 Illinois U.S.A.
  • 3129040068 | +1 312-904-0068 Illinois U.S.A.
  • 3129040069 | +1 312-904-0069 Illinois U.S.A.
  • 3129040070 | +1 312-904-0070 Illinois U.S.A.
  • 3129040071 | +1 312-904-0071 Illinois U.S.A.
  • 3129040072 | +1 312-904-0072 Illinois U.S.A.
  • 3129040073 | +1 312-904-0073 Illinois U.S.A.
  • 3129040074 | +1 312-904-0074 Illinois U.S.A.
  • 3129040075 | +1 312-904-0075 Illinois U.S.A.
  • 3129040076 | +1 312-904-0076 Illinois U.S.A.
  • 3129040077 | +1 312-904-0077 Illinois U.S.A.
  • 3129040078 | +1 312-904-0078 Illinois U.S.A.
  • 3129040079 | +1 312-904-0079 Illinois U.S.A.
  • 3129040080 | +1 312-904-0080 Illinois U.S.A.
  • 3129040081 | +1 312-904-0081 Illinois U.S.A.
  • 3129040082 | +1 312-904-0082 Illinois U.S.A.
  • 3129040083 | +1 312-904-0083 Illinois U.S.A.
  • 3129040084 | +1 312-904-0084 Illinois U.S.A.
  • 3129040085 | +1 312-904-0085 Illinois U.S.A.
  • 3129040086 | +1 312-904-0086 Illinois U.S.A.
  • 3129040087 | +1 312-904-0087 Illinois U.S.A.
  • 3129040088 | +1 312-904-0088 Illinois U.S.A.
  • 3129040089 | +1 312-904-0089 Illinois U.S.A.
  • 3129040090 | +1 312-904-0090 Illinois U.S.A.
  • 3129040091 | +1 312-904-0091 Illinois U.S.A.
  • 3129040092 | +1 312-904-0092 Illinois U.S.A.
  • 3129040093 | +1 312-904-0093 Illinois U.S.A.
  • 3129040094 | +1 312-904-0094 Illinois U.S.A.
  • 3129040095 | +1 312-904-0095 Illinois U.S.A.
  • 3129040096 | +1 312-904-0096 Illinois U.S.A.
  • 3129040097 | +1 312-904-0097 Illinois U.S.A.
  • 3129040098 | +1 312-904-0098 Illinois U.S.A.
  • 3129040099 | +1 312-904-0099 Illinois U.S.A.