City of Chicago


312 Area code: Chicago, Cook - Wireless

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).

  • 3123750000 | +1 312-375-0000 Illinois U.S.A.
  • 3123750001 | +1 312-375-0001 Illinois U.S.A.
  • 3123750002 | +1 312-375-0002 Illinois U.S.A.
  • 3123750003 | +1 312-375-0003 Illinois U.S.A.
  • 3123750004 | +1 312-375-0004 Illinois U.S.A.
  • 3123750005 | +1 312-375-0005 Illinois U.S.A.
  • 3123750006 | +1 312-375-0006 Illinois U.S.A.
  • 3123750007 | +1 312-375-0007 Illinois U.S.A.
  • 3123750008 | +1 312-375-0008 Illinois U.S.A.
  • 3123750009 | +1 312-375-0009 Illinois U.S.A.
  • 3123750010 | +1 312-375-0010 Illinois U.S.A.
  • 3123750011 | +1 312-375-0011 Illinois U.S.A.
  • 3123750012 | +1 312-375-0012 Illinois U.S.A.
  • 3123750013 | +1 312-375-0013 Illinois U.S.A.
  • 3123750014 | +1 312-375-0014 Illinois U.S.A.
  • 3123750015 | +1 312-375-0015 Illinois U.S.A.
  • 3123750016 | +1 312-375-0016 Illinois U.S.A.
  • 3123750017 | +1 312-375-0017 Illinois U.S.A.
  • 3123750018 | +1 312-375-0018 Illinois U.S.A.
  • 3123750019 | +1 312-375-0019 Illinois U.S.A.
  • 3123750020 | +1 312-375-0020 Illinois U.S.A.
  • 3123750021 | +1 312-375-0021 Illinois U.S.A.
  • 3123750022 | +1 312-375-0022 Illinois U.S.A.
  • 3123750023 | +1 312-375-0023 Illinois U.S.A.
  • 3123750024 | +1 312-375-0024 Illinois U.S.A.
  • 3123750025 | +1 312-375-0025 Illinois U.S.A.
  • 3123750026 | +1 312-375-0026 Illinois U.S.A.
  • 3123750027 | +1 312-375-0027 Illinois U.S.A.
  • 3123750028 | +1 312-375-0028 Illinois U.S.A.
  • 3123750029 | +1 312-375-0029 Illinois U.S.A.
  • 3123750030 | +1 312-375-0030 Illinois U.S.A.
  • 3123750031 | +1 312-375-0031 Illinois U.S.A.
  • 3123750032 | +1 312-375-0032 Illinois U.S.A.
  • 3123750033 | +1 312-375-0033 Illinois U.S.A.
  • 3123750034 | +1 312-375-0034 Illinois U.S.A.
  • 3123750035 | +1 312-375-0035 Illinois U.S.A.
  • 3123750036 | +1 312-375-0036 Illinois U.S.A.
  • 3123750037 | +1 312-375-0037 Illinois U.S.A.
  • 3123750038 | +1 312-375-0038 Illinois U.S.A.
  • 3123750039 | +1 312-375-0039 Illinois U.S.A.
  • 3123750040 | +1 312-375-0040 Illinois U.S.A.
  • 3123750041 | +1 312-375-0041 Illinois U.S.A.
  • 3123750042 | +1 312-375-0042 Illinois U.S.A.
  • 3123750043 | +1 312-375-0043 Illinois U.S.A.
  • 3123750044 | +1 312-375-0044 Illinois U.S.A.
  • 3123750045 | +1 312-375-0045 Illinois U.S.A.
  • 3123750046 | +1 312-375-0046 Illinois U.S.A.
  • 3123750047 | +1 312-375-0047 Illinois U.S.A.
  • 3123750048 | +1 312-375-0048 Illinois U.S.A.
  • 3123750049 | +1 312-375-0049 Illinois U.S.A.
  • 3123750050 | +1 312-375-0050 Illinois U.S.A.
  • 3123750051 | +1 312-375-0051 Illinois U.S.A.
  • 3123750052 | +1 312-375-0052 Illinois U.S.A.
  • 3123750053 | +1 312-375-0053 Illinois U.S.A.
  • 3123750054 | +1 312-375-0054 Illinois U.S.A.
  • 3123750055 | +1 312-375-0055 Illinois U.S.A.
  • 3123750056 | +1 312-375-0056 Illinois U.S.A.
  • 3123750057 | +1 312-375-0057 Illinois U.S.A.
  • 3123750058 | +1 312-375-0058 Illinois U.S.A.
  • 3123750059 | +1 312-375-0059 Illinois U.S.A.
  • 3123750060 | +1 312-375-0060 Illinois U.S.A.
  • 3123750061 | +1 312-375-0061 Illinois U.S.A.
  • 3123750062 | +1 312-375-0062 Illinois U.S.A.
  • 3123750063 | +1 312-375-0063 Illinois U.S.A.
  • 3123750064 | +1 312-375-0064 Illinois U.S.A.
  • 3123750065 | +1 312-375-0065 Illinois U.S.A.
  • 3123750066 | +1 312-375-0066 Illinois U.S.A.
  • 3123750067 | +1 312-375-0067 Illinois U.S.A.
  • 3123750068 | +1 312-375-0068 Illinois U.S.A.
  • 3123750069 | +1 312-375-0069 Illinois U.S.A.
  • 3123750070 | +1 312-375-0070 Illinois U.S.A.
  • 3123750071 | +1 312-375-0071 Illinois U.S.A.
  • 3123750072 | +1 312-375-0072 Illinois U.S.A.
  • 3123750073 | +1 312-375-0073 Illinois U.S.A.
  • 3123750074 | +1 312-375-0074 Illinois U.S.A.
  • 3123750075 | +1 312-375-0075 Illinois U.S.A.
  • 3123750076 | +1 312-375-0076 Illinois U.S.A.
  • 3123750077 | +1 312-375-0077 Illinois U.S.A.
  • 3123750078 | +1 312-375-0078 Illinois U.S.A.
  • 3123750079 | +1 312-375-0079 Illinois U.S.A.
  • 3123750080 | +1 312-375-0080 Illinois U.S.A.
  • 3123750081 | +1 312-375-0081 Illinois U.S.A.
  • 3123750082 | +1 312-375-0082 Illinois U.S.A.
  • 3123750083 | +1 312-375-0083 Illinois U.S.A.
  • 3123750084 | +1 312-375-0084 Illinois U.S.A.
  • 3123750085 | +1 312-375-0085 Illinois U.S.A.
  • 3123750086 | +1 312-375-0086 Illinois U.S.A.
  • 3123750087 | +1 312-375-0087 Illinois U.S.A.
  • 3123750088 | +1 312-375-0088 Illinois U.S.A.
  • 3123750089 | +1 312-375-0089 Illinois U.S.A.
  • 3123750090 | +1 312-375-0090 Illinois U.S.A.
  • 3123750091 | +1 312-375-0091 Illinois U.S.A.
  • 3123750092 | +1 312-375-0092 Illinois U.S.A.
  • 3123750093 | +1 312-375-0093 Illinois U.S.A.
  • 3123750094 | +1 312-375-0094 Illinois U.S.A.
  • 3123750095 | +1 312-375-0095 Illinois U.S.A.
  • 3123750096 | +1 312-375-0096 Illinois U.S.A.
  • 3123750097 | +1 312-375-0097 Illinois U.S.A.
  • 3123750098 | +1 312-375-0098 Illinois U.S.A.
  • 3123750099 | +1 312-375-0099 Illinois U.S.A.