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).

  • 3123060000 | +1 312-306-0000 Illinois U.S.A.
  • 3123060001 | +1 312-306-0001 Illinois U.S.A.
  • 3123060002 | +1 312-306-0002 Illinois U.S.A.
  • 3123060003 | +1 312-306-0003 Illinois U.S.A.
  • 3123060004 | +1 312-306-0004 Illinois U.S.A.
  • 3123060005 | +1 312-306-0005 Illinois U.S.A.
  • 3123060006 | +1 312-306-0006 Illinois U.S.A.
  • 3123060007 | +1 312-306-0007 Illinois U.S.A.
  • 3123060008 | +1 312-306-0008 Illinois U.S.A.
  • 3123060009 | +1 312-306-0009 Illinois U.S.A.
  • 3123060010 | +1 312-306-0010 Illinois U.S.A.
  • 3123060011 | +1 312-306-0011 Illinois U.S.A.
  • 3123060012 | +1 312-306-0012 Illinois U.S.A.
  • 3123060013 | +1 312-306-0013 Illinois U.S.A.
  • 3123060014 | +1 312-306-0014 Illinois U.S.A.
  • 3123060015 | +1 312-306-0015 Illinois U.S.A.
  • 3123060016 | +1 312-306-0016 Illinois U.S.A.
  • 3123060017 | +1 312-306-0017 Illinois U.S.A.
  • 3123060018 | +1 312-306-0018 Illinois U.S.A.
  • 3123060019 | +1 312-306-0019 Illinois U.S.A.
  • 3123060020 | +1 312-306-0020 Illinois U.S.A.
  • 3123060021 | +1 312-306-0021 Illinois U.S.A.
  • 3123060022 | +1 312-306-0022 Illinois U.S.A.
  • 3123060023 | +1 312-306-0023 Illinois U.S.A.
  • 3123060024 | +1 312-306-0024 Illinois U.S.A.
  • 3123060025 | +1 312-306-0025 Illinois U.S.A.
  • 3123060026 | +1 312-306-0026 Illinois U.S.A.
  • 3123060027 | +1 312-306-0027 Illinois U.S.A.
  • 3123060028 | +1 312-306-0028 Illinois U.S.A.
  • 3123060029 | +1 312-306-0029 Illinois U.S.A.
  • 3123060030 | +1 312-306-0030 Illinois U.S.A.
  • 3123060031 | +1 312-306-0031 Illinois U.S.A.
  • 3123060032 | +1 312-306-0032 Illinois U.S.A.
  • 3123060033 | +1 312-306-0033 Illinois U.S.A.
  • 3123060034 | +1 312-306-0034 Illinois U.S.A.
  • 3123060035 | +1 312-306-0035 Illinois U.S.A.
  • 3123060036 | +1 312-306-0036 Illinois U.S.A.
  • 3123060037 | +1 312-306-0037 Illinois U.S.A.
  • 3123060038 | +1 312-306-0038 Illinois U.S.A.
  • 3123060039 | +1 312-306-0039 Illinois U.S.A.
  • 3123060040 | +1 312-306-0040 Illinois U.S.A.
  • 3123060041 | +1 312-306-0041 Illinois U.S.A.
  • 3123060042 | +1 312-306-0042 Illinois U.S.A.
  • 3123060043 | +1 312-306-0043 Illinois U.S.A.
  • 3123060044 | +1 312-306-0044 Illinois U.S.A.
  • 3123060045 | +1 312-306-0045 Illinois U.S.A.
  • 3123060046 | +1 312-306-0046 Illinois U.S.A.
  • 3123060047 | +1 312-306-0047 Illinois U.S.A.
  • 3123060048 | +1 312-306-0048 Illinois U.S.A.
  • 3123060049 | +1 312-306-0049 Illinois U.S.A.
  • 3123060050 | +1 312-306-0050 Illinois U.S.A.
  • 3123060051 | +1 312-306-0051 Illinois U.S.A.
  • 3123060052 | +1 312-306-0052 Illinois U.S.A.
  • 3123060053 | +1 312-306-0053 Illinois U.S.A.
  • 3123060054 | +1 312-306-0054 Illinois U.S.A.
  • 3123060055 | +1 312-306-0055 Illinois U.S.A.
  • 3123060056 | +1 312-306-0056 Illinois U.S.A.
  • 3123060057 | +1 312-306-0057 Illinois U.S.A.
  • 3123060058 | +1 312-306-0058 Illinois U.S.A.
  • 3123060059 | +1 312-306-0059 Illinois U.S.A.
  • 3123060060 | +1 312-306-0060 Illinois U.S.A.
  • 3123060061 | +1 312-306-0061 Illinois U.S.A.
  • 3123060062 | +1 312-306-0062 Illinois U.S.A.
  • 3123060063 | +1 312-306-0063 Illinois U.S.A.
  • 3123060064 | +1 312-306-0064 Illinois U.S.A.
  • 3123060065 | +1 312-306-0065 Illinois U.S.A.
  • 3123060066 | +1 312-306-0066 Illinois U.S.A.
  • 3123060067 | +1 312-306-0067 Illinois U.S.A.
  • 3123060068 | +1 312-306-0068 Illinois U.S.A.
  • 3123060069 | +1 312-306-0069 Illinois U.S.A.
  • 3123060070 | +1 312-306-0070 Illinois U.S.A.
  • 3123060071 | +1 312-306-0071 Illinois U.S.A.
  • 3123060072 | +1 312-306-0072 Illinois U.S.A.
  • 3123060073 | +1 312-306-0073 Illinois U.S.A.
  • 3123060074 | +1 312-306-0074 Illinois U.S.A.
  • 3123060075 | +1 312-306-0075 Illinois U.S.A.
  • 3123060076 | +1 312-306-0076 Illinois U.S.A.
  • 3123060077 | +1 312-306-0077 Illinois U.S.A.
  • 3123060078 | +1 312-306-0078 Illinois U.S.A.
  • 3123060079 | +1 312-306-0079 Illinois U.S.A.
  • 3123060080 | +1 312-306-0080 Illinois U.S.A.
  • 3123060081 | +1 312-306-0081 Illinois U.S.A.
  • 3123060082 | +1 312-306-0082 Illinois U.S.A.
  • 3123060083 | +1 312-306-0083 Illinois U.S.A.
  • 3123060084 | +1 312-306-0084 Illinois U.S.A.
  • 3123060085 | +1 312-306-0085 Illinois U.S.A.
  • 3123060086 | +1 312-306-0086 Illinois U.S.A.
  • 3123060087 | +1 312-306-0087 Illinois U.S.A.
  • 3123060088 | +1 312-306-0088 Illinois U.S.A.
  • 3123060089 | +1 312-306-0089 Illinois U.S.A.
  • 3123060090 | +1 312-306-0090 Illinois U.S.A.
  • 3123060091 | +1 312-306-0091 Illinois U.S.A.
  • 3123060092 | +1 312-306-0092 Illinois U.S.A.
  • 3123060093 | +1 312-306-0093 Illinois U.S.A.
  • 3123060094 | +1 312-306-0094 Illinois U.S.A.
  • 3123060095 | +1 312-306-0095 Illinois U.S.A.
  • 3123060096 | +1 312-306-0096 Illinois U.S.A.
  • 3123060097 | +1 312-306-0097 Illinois U.S.A.
  • 3123060098 | +1 312-306-0098 Illinois U.S.A.
  • 3123060099 | +1 312-306-0099 Illinois U.S.A.