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).

  • 3128780000 | +1 312-878-0000 Illinois U.S.A.
  • 3128780001 | +1 312-878-0001 Illinois U.S.A.
  • 3128780002 | +1 312-878-0002 Illinois U.S.A.
  • 3128780003 | +1 312-878-0003 Illinois U.S.A.
  • 3128780004 | +1 312-878-0004 Illinois U.S.A.
  • 3128780005 | +1 312-878-0005 Illinois U.S.A.
  • 3128780006 | +1 312-878-0006 Illinois U.S.A.
  • 3128780007 | +1 312-878-0007 Illinois U.S.A.
  • 3128780008 | +1 312-878-0008 Illinois U.S.A.
  • 3128780009 | +1 312-878-0009 Illinois U.S.A.
  • 3128780010 | +1 312-878-0010 Illinois U.S.A.
  • 3128780011 | +1 312-878-0011 Illinois U.S.A.
  • 3128780012 | +1 312-878-0012 Illinois U.S.A.
  • 3128780013 | +1 312-878-0013 Illinois U.S.A.
  • 3128780014 | +1 312-878-0014 Illinois U.S.A.
  • 3128780015 | +1 312-878-0015 Illinois U.S.A.
  • 3128780016 | +1 312-878-0016 Illinois U.S.A.
  • 3128780017 | +1 312-878-0017 Illinois U.S.A.
  • 3128780018 | +1 312-878-0018 Illinois U.S.A.
  • 3128780019 | +1 312-878-0019 Illinois U.S.A.
  • 3128780020 | +1 312-878-0020 Illinois U.S.A.
  • 3128780021 | +1 312-878-0021 Illinois U.S.A.
  • 3128780022 | +1 312-878-0022 Illinois U.S.A.
  • 3128780023 | +1 312-878-0023 Illinois U.S.A.
  • 3128780024 | +1 312-878-0024 Illinois U.S.A.
  • 3128780025 | +1 312-878-0025 Illinois U.S.A.
  • 3128780026 | +1 312-878-0026 Illinois U.S.A.
  • 3128780027 | +1 312-878-0027 Illinois U.S.A.
  • 3128780028 | +1 312-878-0028 Illinois U.S.A.
  • 3128780029 | +1 312-878-0029 Illinois U.S.A.
  • 3128780030 | +1 312-878-0030 Illinois U.S.A.
  • 3128780031 | +1 312-878-0031 Illinois U.S.A.
  • 3128780032 | +1 312-878-0032 Illinois U.S.A.
  • 3128780033 | +1 312-878-0033 Illinois U.S.A.
  • 3128780034 | +1 312-878-0034 Illinois U.S.A.
  • 3128780035 | +1 312-878-0035 Illinois U.S.A.
  • 3128780036 | +1 312-878-0036 Illinois U.S.A.
  • 3128780037 | +1 312-878-0037 Illinois U.S.A.
  • 3128780038 | +1 312-878-0038 Illinois U.S.A.
  • 3128780039 | +1 312-878-0039 Illinois U.S.A.
  • 3128780040 | +1 312-878-0040 Illinois U.S.A.
  • 3128780041 | +1 312-878-0041 Illinois U.S.A.
  • 3128780042 | +1 312-878-0042 Illinois U.S.A.
  • 3128780043 | +1 312-878-0043 Illinois U.S.A.
  • 3128780044 | +1 312-878-0044 Illinois U.S.A.
  • 3128780045 | +1 312-878-0045 Illinois U.S.A.
  • 3128780046 | +1 312-878-0046 Illinois U.S.A.
  • 3128780047 | +1 312-878-0047 Illinois U.S.A.
  • 3128780048 | +1 312-878-0048 Illinois U.S.A.
  • 3128780049 | +1 312-878-0049 Illinois U.S.A.
  • 3128780050 | +1 312-878-0050 Illinois U.S.A.
  • 3128780051 | +1 312-878-0051 Illinois U.S.A.
  • 3128780052 | +1 312-878-0052 Illinois U.S.A.
  • 3128780053 | +1 312-878-0053 Illinois U.S.A.
  • 3128780054 | +1 312-878-0054 Illinois U.S.A.
  • 3128780055 | +1 312-878-0055 Illinois U.S.A.
  • 3128780056 | +1 312-878-0056 Illinois U.S.A.
  • 3128780057 | +1 312-878-0057 Illinois U.S.A.
  • 3128780058 | +1 312-878-0058 Illinois U.S.A.
  • 3128780059 | +1 312-878-0059 Illinois U.S.A.
  • 3128780060 | +1 312-878-0060 Illinois U.S.A.
  • 3128780061 | +1 312-878-0061 Illinois U.S.A.
  • 3128780062 | +1 312-878-0062 Illinois U.S.A.
  • 3128780063 | +1 312-878-0063 Illinois U.S.A.
  • 3128780064 | +1 312-878-0064 Illinois U.S.A.
  • 3128780065 | +1 312-878-0065 Illinois U.S.A.
  • 3128780066 | +1 312-878-0066 Illinois U.S.A.
  • 3128780067 | +1 312-878-0067 Illinois U.S.A.
  • 3128780068 | +1 312-878-0068 Illinois U.S.A.
  • 3128780069 | +1 312-878-0069 Illinois U.S.A.
  • 3128780070 | +1 312-878-0070 Illinois U.S.A.
  • 3128780071 | +1 312-878-0071 Illinois U.S.A.
  • 3128780072 | +1 312-878-0072 Illinois U.S.A.
  • 3128780073 | +1 312-878-0073 Illinois U.S.A.
  • 3128780074 | +1 312-878-0074 Illinois U.S.A.
  • 3128780075 | +1 312-878-0075 Illinois U.S.A.
  • 3128780076 | +1 312-878-0076 Illinois U.S.A.
  • 3128780077 | +1 312-878-0077 Illinois U.S.A.
  • 3128780078 | +1 312-878-0078 Illinois U.S.A.
  • 3128780079 | +1 312-878-0079 Illinois U.S.A.
  • 3128780080 | +1 312-878-0080 Illinois U.S.A.
  • 3128780081 | +1 312-878-0081 Illinois U.S.A.
  • 3128780082 | +1 312-878-0082 Illinois U.S.A.
  • 3128780083 | +1 312-878-0083 Illinois U.S.A.
  • 3128780084 | +1 312-878-0084 Illinois U.S.A.
  • 3128780085 | +1 312-878-0085 Illinois U.S.A.
  • 3128780086 | +1 312-878-0086 Illinois U.S.A.
  • 3128780087 | +1 312-878-0087 Illinois U.S.A.
  • 3128780088 | +1 312-878-0088 Illinois U.S.A.
  • 3128780089 | +1 312-878-0089 Illinois U.S.A.
  • 3128780090 | +1 312-878-0090 Illinois U.S.A.
  • 3128780091 | +1 312-878-0091 Illinois U.S.A.
  • 3128780092 | +1 312-878-0092 Illinois U.S.A.
  • 3128780093 | +1 312-878-0093 Illinois U.S.A.
  • 3128780094 | +1 312-878-0094 Illinois U.S.A.
  • 3128780095 | +1 312-878-0095 Illinois U.S.A.
  • 3128780096 | +1 312-878-0096 Illinois U.S.A.
  • 3128780097 | +1 312-878-0097 Illinois U.S.A.
  • 3128780098 | +1 312-878-0098 Illinois U.S.A.
  • 3128780099 | +1 312-878-0099 Illinois U.S.A.