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).

  • 3123330000 | +1 312-333-0000 Illinois U.S.A.
  • 3123330001 | +1 312-333-0001 Illinois U.S.A.
  • 3123330002 | +1 312-333-0002 Illinois U.S.A.
  • 3123330003 | +1 312-333-0003 Illinois U.S.A.
  • 3123330004 | +1 312-333-0004 Illinois U.S.A.
  • 3123330005 | +1 312-333-0005 Illinois U.S.A.
  • 3123330006 | +1 312-333-0006 Illinois U.S.A.
  • 3123330007 | +1 312-333-0007 Illinois U.S.A.
  • 3123330008 | +1 312-333-0008 Illinois U.S.A.
  • 3123330009 | +1 312-333-0009 Illinois U.S.A.
  • 3123330010 | +1 312-333-0010 Illinois U.S.A.
  • 3123330011 | +1 312-333-0011 Illinois U.S.A.
  • 3123330012 | +1 312-333-0012 Illinois U.S.A.
  • 3123330013 | +1 312-333-0013 Illinois U.S.A.
  • 3123330014 | +1 312-333-0014 Illinois U.S.A.
  • 3123330015 | +1 312-333-0015 Illinois U.S.A.
  • 3123330016 | +1 312-333-0016 Illinois U.S.A.
  • 3123330017 | +1 312-333-0017 Illinois U.S.A.
  • 3123330018 | +1 312-333-0018 Illinois U.S.A.
  • 3123330019 | +1 312-333-0019 Illinois U.S.A.
  • 3123330020 | +1 312-333-0020 Illinois U.S.A.
  • 3123330021 | +1 312-333-0021 Illinois U.S.A.
  • 3123330022 | +1 312-333-0022 Illinois U.S.A.
  • 3123330023 | +1 312-333-0023 Illinois U.S.A.
  • 3123330024 | +1 312-333-0024 Illinois U.S.A.
  • 3123330025 | +1 312-333-0025 Illinois U.S.A.
  • 3123330026 | +1 312-333-0026 Illinois U.S.A.
  • 3123330027 | +1 312-333-0027 Illinois U.S.A.
  • 3123330028 | +1 312-333-0028 Illinois U.S.A.
  • 3123330029 | +1 312-333-0029 Illinois U.S.A.
  • 3123330030 | +1 312-333-0030 Illinois U.S.A.
  • 3123330031 | +1 312-333-0031 Illinois U.S.A.
  • 3123330032 | +1 312-333-0032 Illinois U.S.A.
  • 3123330033 | +1 312-333-0033 Illinois U.S.A.
  • 3123330034 | +1 312-333-0034 Illinois U.S.A.
  • 3123330035 | +1 312-333-0035 Illinois U.S.A.
  • 3123330036 | +1 312-333-0036 Illinois U.S.A.
  • 3123330037 | +1 312-333-0037 Illinois U.S.A.
  • 3123330038 | +1 312-333-0038 Illinois U.S.A.
  • 3123330039 | +1 312-333-0039 Illinois U.S.A.
  • 3123330040 | +1 312-333-0040 Illinois U.S.A.
  • 3123330041 | +1 312-333-0041 Illinois U.S.A.
  • 3123330042 | +1 312-333-0042 Illinois U.S.A.
  • 3123330043 | +1 312-333-0043 Illinois U.S.A.
  • 3123330044 | +1 312-333-0044 Illinois U.S.A.
  • 3123330045 | +1 312-333-0045 Illinois U.S.A.
  • 3123330046 | +1 312-333-0046 Illinois U.S.A.
  • 3123330047 | +1 312-333-0047 Illinois U.S.A.
  • 3123330048 | +1 312-333-0048 Illinois U.S.A.
  • 3123330049 | +1 312-333-0049 Illinois U.S.A.
  • 3123330050 | +1 312-333-0050 Illinois U.S.A.
  • 3123330051 | +1 312-333-0051 Illinois U.S.A.
  • 3123330052 | +1 312-333-0052 Illinois U.S.A.
  • 3123330053 | +1 312-333-0053 Illinois U.S.A.
  • 3123330054 | +1 312-333-0054 Illinois U.S.A.
  • 3123330055 | +1 312-333-0055 Illinois U.S.A.
  • 3123330056 | +1 312-333-0056 Illinois U.S.A.
  • 3123330057 | +1 312-333-0057 Illinois U.S.A.
  • 3123330058 | +1 312-333-0058 Illinois U.S.A.
  • 3123330059 | +1 312-333-0059 Illinois U.S.A.
  • 3123330060 | +1 312-333-0060 Illinois U.S.A.
  • 3123330061 | +1 312-333-0061 Illinois U.S.A.
  • 3123330062 | +1 312-333-0062 Illinois U.S.A.
  • 3123330063 | +1 312-333-0063 Illinois U.S.A.
  • 3123330064 | +1 312-333-0064 Illinois U.S.A.
  • 3123330065 | +1 312-333-0065 Illinois U.S.A.
  • 3123330066 | +1 312-333-0066 Illinois U.S.A.
  • 3123330067 | +1 312-333-0067 Illinois U.S.A.
  • 3123330068 | +1 312-333-0068 Illinois U.S.A.
  • 3123330069 | +1 312-333-0069 Illinois U.S.A.
  • 3123330070 | +1 312-333-0070 Illinois U.S.A.
  • 3123330071 | +1 312-333-0071 Illinois U.S.A.
  • 3123330072 | +1 312-333-0072 Illinois U.S.A.
  • 3123330073 | +1 312-333-0073 Illinois U.S.A.
  • 3123330074 | +1 312-333-0074 Illinois U.S.A.
  • 3123330075 | +1 312-333-0075 Illinois U.S.A.
  • 3123330076 | +1 312-333-0076 Illinois U.S.A.
  • 3123330077 | +1 312-333-0077 Illinois U.S.A.
  • 3123330078 | +1 312-333-0078 Illinois U.S.A.
  • 3123330079 | +1 312-333-0079 Illinois U.S.A.
  • 3123330080 | +1 312-333-0080 Illinois U.S.A.
  • 3123330081 | +1 312-333-0081 Illinois U.S.A.
  • 3123330082 | +1 312-333-0082 Illinois U.S.A.
  • 3123330083 | +1 312-333-0083 Illinois U.S.A.
  • 3123330084 | +1 312-333-0084 Illinois U.S.A.
  • 3123330085 | +1 312-333-0085 Illinois U.S.A.
  • 3123330086 | +1 312-333-0086 Illinois U.S.A.
  • 3123330087 | +1 312-333-0087 Illinois U.S.A.
  • 3123330088 | +1 312-333-0088 Illinois U.S.A.
  • 3123330089 | +1 312-333-0089 Illinois U.S.A.
  • 3123330090 | +1 312-333-0090 Illinois U.S.A.
  • 3123330091 | +1 312-333-0091 Illinois U.S.A.
  • 3123330092 | +1 312-333-0092 Illinois U.S.A.
  • 3123330093 | +1 312-333-0093 Illinois U.S.A.
  • 3123330094 | +1 312-333-0094 Illinois U.S.A.
  • 3123330095 | +1 312-333-0095 Illinois U.S.A.
  • 3123330096 | +1 312-333-0096 Illinois U.S.A.
  • 3123330097 | +1 312-333-0097 Illinois U.S.A.
  • 3123330098 | +1 312-333-0098 Illinois U.S.A.
  • 3123330099 | +1 312-333-0099 Illinois U.S.A.