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).

  • 3122940000 | +1 312-294-0000 Illinois U.S.A.
  • 3122940001 | +1 312-294-0001 Illinois U.S.A.
  • 3122940002 | +1 312-294-0002 Illinois U.S.A.
  • 3122940003 | +1 312-294-0003 Illinois U.S.A.
  • 3122940004 | +1 312-294-0004 Illinois U.S.A.
  • 3122940005 | +1 312-294-0005 Illinois U.S.A.
  • 3122940006 | +1 312-294-0006 Illinois U.S.A.
  • 3122940007 | +1 312-294-0007 Illinois U.S.A.
  • 3122940008 | +1 312-294-0008 Illinois U.S.A.
  • 3122940009 | +1 312-294-0009 Illinois U.S.A.
  • 3122940010 | +1 312-294-0010 Illinois U.S.A.
  • 3122940011 | +1 312-294-0011 Illinois U.S.A.
  • 3122940012 | +1 312-294-0012 Illinois U.S.A.
  • 3122940013 | +1 312-294-0013 Illinois U.S.A.
  • 3122940014 | +1 312-294-0014 Illinois U.S.A.
  • 3122940015 | +1 312-294-0015 Illinois U.S.A.
  • 3122940016 | +1 312-294-0016 Illinois U.S.A.
  • 3122940017 | +1 312-294-0017 Illinois U.S.A.
  • 3122940018 | +1 312-294-0018 Illinois U.S.A.
  • 3122940019 | +1 312-294-0019 Illinois U.S.A.
  • 3122940020 | +1 312-294-0020 Illinois U.S.A.
  • 3122940021 | +1 312-294-0021 Illinois U.S.A.
  • 3122940022 | +1 312-294-0022 Illinois U.S.A.
  • 3122940023 | +1 312-294-0023 Illinois U.S.A.
  • 3122940024 | +1 312-294-0024 Illinois U.S.A.
  • 3122940025 | +1 312-294-0025 Illinois U.S.A.
  • 3122940026 | +1 312-294-0026 Illinois U.S.A.
  • 3122940027 | +1 312-294-0027 Illinois U.S.A.
  • 3122940028 | +1 312-294-0028 Illinois U.S.A.
  • 3122940029 | +1 312-294-0029 Illinois U.S.A.
  • 3122940030 | +1 312-294-0030 Illinois U.S.A.
  • 3122940031 | +1 312-294-0031 Illinois U.S.A.
  • 3122940032 | +1 312-294-0032 Illinois U.S.A.
  • 3122940033 | +1 312-294-0033 Illinois U.S.A.
  • 3122940034 | +1 312-294-0034 Illinois U.S.A.
  • 3122940035 | +1 312-294-0035 Illinois U.S.A.
  • 3122940036 | +1 312-294-0036 Illinois U.S.A.
  • 3122940037 | +1 312-294-0037 Illinois U.S.A.
  • 3122940038 | +1 312-294-0038 Illinois U.S.A.
  • 3122940039 | +1 312-294-0039 Illinois U.S.A.
  • 3122940040 | +1 312-294-0040 Illinois U.S.A.
  • 3122940041 | +1 312-294-0041 Illinois U.S.A.
  • 3122940042 | +1 312-294-0042 Illinois U.S.A.
  • 3122940043 | +1 312-294-0043 Illinois U.S.A.
  • 3122940044 | +1 312-294-0044 Illinois U.S.A.
  • 3122940045 | +1 312-294-0045 Illinois U.S.A.
  • 3122940046 | +1 312-294-0046 Illinois U.S.A.
  • 3122940047 | +1 312-294-0047 Illinois U.S.A.
  • 3122940048 | +1 312-294-0048 Illinois U.S.A.
  • 3122940049 | +1 312-294-0049 Illinois U.S.A.
  • 3122940050 | +1 312-294-0050 Illinois U.S.A.
  • 3122940051 | +1 312-294-0051 Illinois U.S.A.
  • 3122940052 | +1 312-294-0052 Illinois U.S.A.
  • 3122940053 | +1 312-294-0053 Illinois U.S.A.
  • 3122940054 | +1 312-294-0054 Illinois U.S.A.
  • 3122940055 | +1 312-294-0055 Illinois U.S.A.
  • 3122940056 | +1 312-294-0056 Illinois U.S.A.
  • 3122940057 | +1 312-294-0057 Illinois U.S.A.
  • 3122940058 | +1 312-294-0058 Illinois U.S.A.
  • 3122940059 | +1 312-294-0059 Illinois U.S.A.
  • 3122940060 | +1 312-294-0060 Illinois U.S.A.
  • 3122940061 | +1 312-294-0061 Illinois U.S.A.
  • 3122940062 | +1 312-294-0062 Illinois U.S.A.
  • 3122940063 | +1 312-294-0063 Illinois U.S.A.
  • 3122940064 | +1 312-294-0064 Illinois U.S.A.
  • 3122940065 | +1 312-294-0065 Illinois U.S.A.
  • 3122940066 | +1 312-294-0066 Illinois U.S.A.
  • 3122940067 | +1 312-294-0067 Illinois U.S.A.
  • 3122940068 | +1 312-294-0068 Illinois U.S.A.
  • 3122940069 | +1 312-294-0069 Illinois U.S.A.
  • 3122940070 | +1 312-294-0070 Illinois U.S.A.
  • 3122940071 | +1 312-294-0071 Illinois U.S.A.
  • 3122940072 | +1 312-294-0072 Illinois U.S.A.
  • 3122940073 | +1 312-294-0073 Illinois U.S.A.
  • 3122940074 | +1 312-294-0074 Illinois U.S.A.
  • 3122940075 | +1 312-294-0075 Illinois U.S.A.
  • 3122940076 | +1 312-294-0076 Illinois U.S.A.
  • 3122940077 | +1 312-294-0077 Illinois U.S.A.
  • 3122940078 | +1 312-294-0078 Illinois U.S.A.
  • 3122940079 | +1 312-294-0079 Illinois U.S.A.
  • 3122940080 | +1 312-294-0080 Illinois U.S.A.
  • 3122940081 | +1 312-294-0081 Illinois U.S.A.
  • 3122940082 | +1 312-294-0082 Illinois U.S.A.
  • 3122940083 | +1 312-294-0083 Illinois U.S.A.
  • 3122940084 | +1 312-294-0084 Illinois U.S.A.
  • 3122940085 | +1 312-294-0085 Illinois U.S.A.
  • 3122940086 | +1 312-294-0086 Illinois U.S.A.
  • 3122940087 | +1 312-294-0087 Illinois U.S.A.
  • 3122940088 | +1 312-294-0088 Illinois U.S.A.
  • 3122940089 | +1 312-294-0089 Illinois U.S.A.
  • 3122940090 | +1 312-294-0090 Illinois U.S.A.
  • 3122940091 | +1 312-294-0091 Illinois U.S.A.
  • 3122940092 | +1 312-294-0092 Illinois U.S.A.
  • 3122940093 | +1 312-294-0093 Illinois U.S.A.
  • 3122940094 | +1 312-294-0094 Illinois U.S.A.
  • 3122940095 | +1 312-294-0095 Illinois U.S.A.
  • 3122940096 | +1 312-294-0096 Illinois U.S.A.
  • 3122940097 | +1 312-294-0097 Illinois U.S.A.
  • 3122940098 | +1 312-294-0098 Illinois U.S.A.
  • 3122940099 | +1 312-294-0099 Illinois U.S.A.