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).

  • 3124910000 | +1 312-491-0000 Illinois U.S.A.
  • 3124910001 | +1 312-491-0001 Illinois U.S.A.
  • 3124910002 | +1 312-491-0002 Illinois U.S.A.
  • 3124910003 | +1 312-491-0003 Illinois U.S.A.
  • 3124910004 | +1 312-491-0004 Illinois U.S.A.
  • 3124910005 | +1 312-491-0005 Illinois U.S.A.
  • 3124910006 | +1 312-491-0006 Illinois U.S.A.
  • 3124910007 | +1 312-491-0007 Illinois U.S.A.
  • 3124910008 | +1 312-491-0008 Illinois U.S.A.
  • 3124910009 | +1 312-491-0009 Illinois U.S.A.
  • 3124910010 | +1 312-491-0010 Illinois U.S.A.
  • 3124910011 | +1 312-491-0011 Illinois U.S.A.
  • 3124910012 | +1 312-491-0012 Illinois U.S.A.
  • 3124910013 | +1 312-491-0013 Illinois U.S.A.
  • 3124910014 | +1 312-491-0014 Illinois U.S.A.
  • 3124910015 | +1 312-491-0015 Illinois U.S.A.
  • 3124910016 | +1 312-491-0016 Illinois U.S.A.
  • 3124910017 | +1 312-491-0017 Illinois U.S.A.
  • 3124910018 | +1 312-491-0018 Illinois U.S.A.
  • 3124910019 | +1 312-491-0019 Illinois U.S.A.
  • 3124910020 | +1 312-491-0020 Illinois U.S.A.
  • 3124910021 | +1 312-491-0021 Illinois U.S.A.
  • 3124910022 | +1 312-491-0022 Illinois U.S.A.
  • 3124910023 | +1 312-491-0023 Illinois U.S.A.
  • 3124910024 | +1 312-491-0024 Illinois U.S.A.
  • 3124910025 | +1 312-491-0025 Illinois U.S.A.
  • 3124910026 | +1 312-491-0026 Illinois U.S.A.
  • 3124910027 | +1 312-491-0027 Illinois U.S.A.
  • 3124910028 | +1 312-491-0028 Illinois U.S.A.
  • 3124910029 | +1 312-491-0029 Illinois U.S.A.
  • 3124910030 | +1 312-491-0030 Illinois U.S.A.
  • 3124910031 | +1 312-491-0031 Illinois U.S.A.
  • 3124910032 | +1 312-491-0032 Illinois U.S.A.
  • 3124910033 | +1 312-491-0033 Illinois U.S.A.
  • 3124910034 | +1 312-491-0034 Illinois U.S.A.
  • 3124910035 | +1 312-491-0035 Illinois U.S.A.
  • 3124910036 | +1 312-491-0036 Illinois U.S.A.
  • 3124910037 | +1 312-491-0037 Illinois U.S.A.
  • 3124910038 | +1 312-491-0038 Illinois U.S.A.
  • 3124910039 | +1 312-491-0039 Illinois U.S.A.
  • 3124910040 | +1 312-491-0040 Illinois U.S.A.
  • 3124910041 | +1 312-491-0041 Illinois U.S.A.
  • 3124910042 | +1 312-491-0042 Illinois U.S.A.
  • 3124910043 | +1 312-491-0043 Illinois U.S.A.
  • 3124910044 | +1 312-491-0044 Illinois U.S.A.
  • 3124910045 | +1 312-491-0045 Illinois U.S.A.
  • 3124910046 | +1 312-491-0046 Illinois U.S.A.
  • 3124910047 | +1 312-491-0047 Illinois U.S.A.
  • 3124910048 | +1 312-491-0048 Illinois U.S.A.
  • 3124910049 | +1 312-491-0049 Illinois U.S.A.
  • 3124910050 | +1 312-491-0050 Illinois U.S.A.
  • 3124910051 | +1 312-491-0051 Illinois U.S.A.
  • 3124910052 | +1 312-491-0052 Illinois U.S.A.
  • 3124910053 | +1 312-491-0053 Illinois U.S.A.
  • 3124910054 | +1 312-491-0054 Illinois U.S.A.
  • 3124910055 | +1 312-491-0055 Illinois U.S.A.
  • 3124910056 | +1 312-491-0056 Illinois U.S.A.
  • 3124910057 | +1 312-491-0057 Illinois U.S.A.
  • 3124910058 | +1 312-491-0058 Illinois U.S.A.
  • 3124910059 | +1 312-491-0059 Illinois U.S.A.
  • 3124910060 | +1 312-491-0060 Illinois U.S.A.
  • 3124910061 | +1 312-491-0061 Illinois U.S.A.
  • 3124910062 | +1 312-491-0062 Illinois U.S.A.
  • 3124910063 | +1 312-491-0063 Illinois U.S.A.
  • 3124910064 | +1 312-491-0064 Illinois U.S.A.
  • 3124910065 | +1 312-491-0065 Illinois U.S.A.
  • 3124910066 | +1 312-491-0066 Illinois U.S.A.
  • 3124910067 | +1 312-491-0067 Illinois U.S.A.
  • 3124910068 | +1 312-491-0068 Illinois U.S.A.
  • 3124910069 | +1 312-491-0069 Illinois U.S.A.
  • 3124910070 | +1 312-491-0070 Illinois U.S.A.
  • 3124910071 | +1 312-491-0071 Illinois U.S.A.
  • 3124910072 | +1 312-491-0072 Illinois U.S.A.
  • 3124910073 | +1 312-491-0073 Illinois U.S.A.
  • 3124910074 | +1 312-491-0074 Illinois U.S.A.
  • 3124910075 | +1 312-491-0075 Illinois U.S.A.
  • 3124910076 | +1 312-491-0076 Illinois U.S.A.
  • 3124910077 | +1 312-491-0077 Illinois U.S.A.
  • 3124910078 | +1 312-491-0078 Illinois U.S.A.
  • 3124910079 | +1 312-491-0079 Illinois U.S.A.
  • 3124910080 | +1 312-491-0080 Illinois U.S.A.
  • 3124910081 | +1 312-491-0081 Illinois U.S.A.
  • 3124910082 | +1 312-491-0082 Illinois U.S.A.
  • 3124910083 | +1 312-491-0083 Illinois U.S.A.
  • 3124910084 | +1 312-491-0084 Illinois U.S.A.
  • 3124910085 | +1 312-491-0085 Illinois U.S.A.
  • 3124910086 | +1 312-491-0086 Illinois U.S.A.
  • 3124910087 | +1 312-491-0087 Illinois U.S.A.
  • 3124910088 | +1 312-491-0088 Illinois U.S.A.
  • 3124910089 | +1 312-491-0089 Illinois U.S.A.
  • 3124910090 | +1 312-491-0090 Illinois U.S.A.
  • 3124910091 | +1 312-491-0091 Illinois U.S.A.
  • 3124910092 | +1 312-491-0092 Illinois U.S.A.
  • 3124910093 | +1 312-491-0093 Illinois U.S.A.
  • 3124910094 | +1 312-491-0094 Illinois U.S.A.
  • 3124910095 | +1 312-491-0095 Illinois U.S.A.
  • 3124910096 | +1 312-491-0096 Illinois U.S.A.
  • 3124910097 | +1 312-491-0097 Illinois U.S.A.
  • 3124910098 | +1 312-491-0098 Illinois U.S.A.
  • 3124910099 | +1 312-491-0099 Illinois U.S.A.