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).

  • 3123220000 | +1 312-322-0000 Illinois U.S.A.
  • 3123220001 | +1 312-322-0001 Illinois U.S.A.
  • 3123220002 | +1 312-322-0002 Illinois U.S.A.
  • 3123220003 | +1 312-322-0003 Illinois U.S.A.
  • 3123220004 | +1 312-322-0004 Illinois U.S.A.
  • 3123220005 | +1 312-322-0005 Illinois U.S.A.
  • 3123220006 | +1 312-322-0006 Illinois U.S.A.
  • 3123220007 | +1 312-322-0007 Illinois U.S.A.
  • 3123220008 | +1 312-322-0008 Illinois U.S.A.
  • 3123220009 | +1 312-322-0009 Illinois U.S.A.
  • 3123220010 | +1 312-322-0010 Illinois U.S.A.
  • 3123220011 | +1 312-322-0011 Illinois U.S.A.
  • 3123220012 | +1 312-322-0012 Illinois U.S.A.
  • 3123220013 | +1 312-322-0013 Illinois U.S.A.
  • 3123220014 | +1 312-322-0014 Illinois U.S.A.
  • 3123220015 | +1 312-322-0015 Illinois U.S.A.
  • 3123220016 | +1 312-322-0016 Illinois U.S.A.
  • 3123220017 | +1 312-322-0017 Illinois U.S.A.
  • 3123220018 | +1 312-322-0018 Illinois U.S.A.
  • 3123220019 | +1 312-322-0019 Illinois U.S.A.
  • 3123220020 | +1 312-322-0020 Illinois U.S.A.
  • 3123220021 | +1 312-322-0021 Illinois U.S.A.
  • 3123220022 | +1 312-322-0022 Illinois U.S.A.
  • 3123220023 | +1 312-322-0023 Illinois U.S.A.
  • 3123220024 | +1 312-322-0024 Illinois U.S.A.
  • 3123220025 | +1 312-322-0025 Illinois U.S.A.
  • 3123220026 | +1 312-322-0026 Illinois U.S.A.
  • 3123220027 | +1 312-322-0027 Illinois U.S.A.
  • 3123220028 | +1 312-322-0028 Illinois U.S.A.
  • 3123220029 | +1 312-322-0029 Illinois U.S.A.
  • 3123220030 | +1 312-322-0030 Illinois U.S.A.
  • 3123220031 | +1 312-322-0031 Illinois U.S.A.
  • 3123220032 | +1 312-322-0032 Illinois U.S.A.
  • 3123220033 | +1 312-322-0033 Illinois U.S.A.
  • 3123220034 | +1 312-322-0034 Illinois U.S.A.
  • 3123220035 | +1 312-322-0035 Illinois U.S.A.
  • 3123220036 | +1 312-322-0036 Illinois U.S.A.
  • 3123220037 | +1 312-322-0037 Illinois U.S.A.
  • 3123220038 | +1 312-322-0038 Illinois U.S.A.
  • 3123220039 | +1 312-322-0039 Illinois U.S.A.
  • 3123220040 | +1 312-322-0040 Illinois U.S.A.
  • 3123220041 | +1 312-322-0041 Illinois U.S.A.
  • 3123220042 | +1 312-322-0042 Illinois U.S.A.
  • 3123220043 | +1 312-322-0043 Illinois U.S.A.
  • 3123220044 | +1 312-322-0044 Illinois U.S.A.
  • 3123220045 | +1 312-322-0045 Illinois U.S.A.
  • 3123220046 | +1 312-322-0046 Illinois U.S.A.
  • 3123220047 | +1 312-322-0047 Illinois U.S.A.
  • 3123220048 | +1 312-322-0048 Illinois U.S.A.
  • 3123220049 | +1 312-322-0049 Illinois U.S.A.
  • 3123220050 | +1 312-322-0050 Illinois U.S.A.
  • 3123220051 | +1 312-322-0051 Illinois U.S.A.
  • 3123220052 | +1 312-322-0052 Illinois U.S.A.
  • 3123220053 | +1 312-322-0053 Illinois U.S.A.
  • 3123220054 | +1 312-322-0054 Illinois U.S.A.
  • 3123220055 | +1 312-322-0055 Illinois U.S.A.
  • 3123220056 | +1 312-322-0056 Illinois U.S.A.
  • 3123220057 | +1 312-322-0057 Illinois U.S.A.
  • 3123220058 | +1 312-322-0058 Illinois U.S.A.
  • 3123220059 | +1 312-322-0059 Illinois U.S.A.
  • 3123220060 | +1 312-322-0060 Illinois U.S.A.
  • 3123220061 | +1 312-322-0061 Illinois U.S.A.
  • 3123220062 | +1 312-322-0062 Illinois U.S.A.
  • 3123220063 | +1 312-322-0063 Illinois U.S.A.
  • 3123220064 | +1 312-322-0064 Illinois U.S.A.
  • 3123220065 | +1 312-322-0065 Illinois U.S.A.
  • 3123220066 | +1 312-322-0066 Illinois U.S.A.
  • 3123220067 | +1 312-322-0067 Illinois U.S.A.
  • 3123220068 | +1 312-322-0068 Illinois U.S.A.
  • 3123220069 | +1 312-322-0069 Illinois U.S.A.
  • 3123220070 | +1 312-322-0070 Illinois U.S.A.
  • 3123220071 | +1 312-322-0071 Illinois U.S.A.
  • 3123220072 | +1 312-322-0072 Illinois U.S.A.
  • 3123220073 | +1 312-322-0073 Illinois U.S.A.
  • 3123220074 | +1 312-322-0074 Illinois U.S.A.
  • 3123220075 | +1 312-322-0075 Illinois U.S.A.
  • 3123220076 | +1 312-322-0076 Illinois U.S.A.
  • 3123220077 | +1 312-322-0077 Illinois U.S.A.
  • 3123220078 | +1 312-322-0078 Illinois U.S.A.
  • 3123220079 | +1 312-322-0079 Illinois U.S.A.
  • 3123220080 | +1 312-322-0080 Illinois U.S.A.
  • 3123220081 | +1 312-322-0081 Illinois U.S.A.
  • 3123220082 | +1 312-322-0082 Illinois U.S.A.
  • 3123220083 | +1 312-322-0083 Illinois U.S.A.
  • 3123220084 | +1 312-322-0084 Illinois U.S.A.
  • 3123220085 | +1 312-322-0085 Illinois U.S.A.
  • 3123220086 | +1 312-322-0086 Illinois U.S.A.
  • 3123220087 | +1 312-322-0087 Illinois U.S.A.
  • 3123220088 | +1 312-322-0088 Illinois U.S.A.
  • 3123220089 | +1 312-322-0089 Illinois U.S.A.
  • 3123220090 | +1 312-322-0090 Illinois U.S.A.
  • 3123220091 | +1 312-322-0091 Illinois U.S.A.
  • 3123220092 | +1 312-322-0092 Illinois U.S.A.
  • 3123220093 | +1 312-322-0093 Illinois U.S.A.
  • 3123220094 | +1 312-322-0094 Illinois U.S.A.
  • 3123220095 | +1 312-322-0095 Illinois U.S.A.
  • 3123220096 | +1 312-322-0096 Illinois U.S.A.
  • 3123220097 | +1 312-322-0097 Illinois U.S.A.
  • 3123220098 | +1 312-322-0098 Illinois U.S.A.
  • 3123220099 | +1 312-322-0099 Illinois U.S.A.