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).

  • 3122330000 | +1 312-233-0000 Illinois U.S.A.
  • 3122330001 | +1 312-233-0001 Illinois U.S.A.
  • 3122330002 | +1 312-233-0002 Illinois U.S.A.
  • 3122330003 | +1 312-233-0003 Illinois U.S.A.
  • 3122330004 | +1 312-233-0004 Illinois U.S.A.
  • 3122330005 | +1 312-233-0005 Illinois U.S.A.
  • 3122330006 | +1 312-233-0006 Illinois U.S.A.
  • 3122330007 | +1 312-233-0007 Illinois U.S.A.
  • 3122330008 | +1 312-233-0008 Illinois U.S.A.
  • 3122330009 | +1 312-233-0009 Illinois U.S.A.
  • 3122330010 | +1 312-233-0010 Illinois U.S.A.
  • 3122330011 | +1 312-233-0011 Illinois U.S.A.
  • 3122330012 | +1 312-233-0012 Illinois U.S.A.
  • 3122330013 | +1 312-233-0013 Illinois U.S.A.
  • 3122330014 | +1 312-233-0014 Illinois U.S.A.
  • 3122330015 | +1 312-233-0015 Illinois U.S.A.
  • 3122330016 | +1 312-233-0016 Illinois U.S.A.
  • 3122330017 | +1 312-233-0017 Illinois U.S.A.
  • 3122330018 | +1 312-233-0018 Illinois U.S.A.
  • 3122330019 | +1 312-233-0019 Illinois U.S.A.
  • 3122330020 | +1 312-233-0020 Illinois U.S.A.
  • 3122330021 | +1 312-233-0021 Illinois U.S.A.
  • 3122330022 | +1 312-233-0022 Illinois U.S.A.
  • 3122330023 | +1 312-233-0023 Illinois U.S.A.
  • 3122330024 | +1 312-233-0024 Illinois U.S.A.
  • 3122330025 | +1 312-233-0025 Illinois U.S.A.
  • 3122330026 | +1 312-233-0026 Illinois U.S.A.
  • 3122330027 | +1 312-233-0027 Illinois U.S.A.
  • 3122330028 | +1 312-233-0028 Illinois U.S.A.
  • 3122330029 | +1 312-233-0029 Illinois U.S.A.
  • 3122330030 | +1 312-233-0030 Illinois U.S.A.
  • 3122330031 | +1 312-233-0031 Illinois U.S.A.
  • 3122330032 | +1 312-233-0032 Illinois U.S.A.
  • 3122330033 | +1 312-233-0033 Illinois U.S.A.
  • 3122330034 | +1 312-233-0034 Illinois U.S.A.
  • 3122330035 | +1 312-233-0035 Illinois U.S.A.
  • 3122330036 | +1 312-233-0036 Illinois U.S.A.
  • 3122330037 | +1 312-233-0037 Illinois U.S.A.
  • 3122330038 | +1 312-233-0038 Illinois U.S.A.
  • 3122330039 | +1 312-233-0039 Illinois U.S.A.
  • 3122330040 | +1 312-233-0040 Illinois U.S.A.
  • 3122330041 | +1 312-233-0041 Illinois U.S.A.
  • 3122330042 | +1 312-233-0042 Illinois U.S.A.
  • 3122330043 | +1 312-233-0043 Illinois U.S.A.
  • 3122330044 | +1 312-233-0044 Illinois U.S.A.
  • 3122330045 | +1 312-233-0045 Illinois U.S.A.
  • 3122330046 | +1 312-233-0046 Illinois U.S.A.
  • 3122330047 | +1 312-233-0047 Illinois U.S.A.
  • 3122330048 | +1 312-233-0048 Illinois U.S.A.
  • 3122330049 | +1 312-233-0049 Illinois U.S.A.
  • 3122330050 | +1 312-233-0050 Illinois U.S.A.
  • 3122330051 | +1 312-233-0051 Illinois U.S.A.
  • 3122330052 | +1 312-233-0052 Illinois U.S.A.
  • 3122330053 | +1 312-233-0053 Illinois U.S.A.
  • 3122330054 | +1 312-233-0054 Illinois U.S.A.
  • 3122330055 | +1 312-233-0055 Illinois U.S.A.
  • 3122330056 | +1 312-233-0056 Illinois U.S.A.
  • 3122330057 | +1 312-233-0057 Illinois U.S.A.
  • 3122330058 | +1 312-233-0058 Illinois U.S.A.
  • 3122330059 | +1 312-233-0059 Illinois U.S.A.
  • 3122330060 | +1 312-233-0060 Illinois U.S.A.
  • 3122330061 | +1 312-233-0061 Illinois U.S.A.
  • 3122330062 | +1 312-233-0062 Illinois U.S.A.
  • 3122330063 | +1 312-233-0063 Illinois U.S.A.
  • 3122330064 | +1 312-233-0064 Illinois U.S.A.
  • 3122330065 | +1 312-233-0065 Illinois U.S.A.
  • 3122330066 | +1 312-233-0066 Illinois U.S.A.
  • 3122330067 | +1 312-233-0067 Illinois U.S.A.
  • 3122330068 | +1 312-233-0068 Illinois U.S.A.
  • 3122330069 | +1 312-233-0069 Illinois U.S.A.
  • 3122330070 | +1 312-233-0070 Illinois U.S.A.
  • 3122330071 | +1 312-233-0071 Illinois U.S.A.
  • 3122330072 | +1 312-233-0072 Illinois U.S.A.
  • 3122330073 | +1 312-233-0073 Illinois U.S.A.
  • 3122330074 | +1 312-233-0074 Illinois U.S.A.
  • 3122330075 | +1 312-233-0075 Illinois U.S.A.
  • 3122330076 | +1 312-233-0076 Illinois U.S.A.
  • 3122330077 | +1 312-233-0077 Illinois U.S.A.
  • 3122330078 | +1 312-233-0078 Illinois U.S.A.
  • 3122330079 | +1 312-233-0079 Illinois U.S.A.
  • 3122330080 | +1 312-233-0080 Illinois U.S.A.
  • 3122330081 | +1 312-233-0081 Illinois U.S.A.
  • 3122330082 | +1 312-233-0082 Illinois U.S.A.
  • 3122330083 | +1 312-233-0083 Illinois U.S.A.
  • 3122330084 | +1 312-233-0084 Illinois U.S.A.
  • 3122330085 | +1 312-233-0085 Illinois U.S.A.
  • 3122330086 | +1 312-233-0086 Illinois U.S.A.
  • 3122330087 | +1 312-233-0087 Illinois U.S.A.
  • 3122330088 | +1 312-233-0088 Illinois U.S.A.
  • 3122330089 | +1 312-233-0089 Illinois U.S.A.
  • 3122330090 | +1 312-233-0090 Illinois U.S.A.
  • 3122330091 | +1 312-233-0091 Illinois U.S.A.
  • 3122330092 | +1 312-233-0092 Illinois U.S.A.
  • 3122330093 | +1 312-233-0093 Illinois U.S.A.
  • 3122330094 | +1 312-233-0094 Illinois U.S.A.
  • 3122330095 | +1 312-233-0095 Illinois U.S.A.
  • 3122330096 | +1 312-233-0096 Illinois U.S.A.
  • 3122330097 | +1 312-233-0097 Illinois U.S.A.
  • 3122330098 | +1 312-233-0098 Illinois U.S.A.
  • 3122330099 | +1 312-233-0099 Illinois U.S.A.