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).

  • 3125030000 | +1 312-503-0000 Illinois U.S.A.
  • 3125030001 | +1 312-503-0001 Illinois U.S.A.
  • 3125030002 | +1 312-503-0002 Illinois U.S.A.
  • 3125030003 | +1 312-503-0003 Illinois U.S.A.
  • 3125030004 | +1 312-503-0004 Illinois U.S.A.
  • 3125030005 | +1 312-503-0005 Illinois U.S.A.
  • 3125030006 | +1 312-503-0006 Illinois U.S.A.
  • 3125030007 | +1 312-503-0007 Illinois U.S.A.
  • 3125030008 | +1 312-503-0008 Illinois U.S.A.
  • 3125030009 | +1 312-503-0009 Illinois U.S.A.
  • 3125030010 | +1 312-503-0010 Illinois U.S.A.
  • 3125030011 | +1 312-503-0011 Illinois U.S.A.
  • 3125030012 | +1 312-503-0012 Illinois U.S.A.
  • 3125030013 | +1 312-503-0013 Illinois U.S.A.
  • 3125030014 | +1 312-503-0014 Illinois U.S.A.
  • 3125030015 | +1 312-503-0015 Illinois U.S.A.
  • 3125030016 | +1 312-503-0016 Illinois U.S.A.
  • 3125030017 | +1 312-503-0017 Illinois U.S.A.
  • 3125030018 | +1 312-503-0018 Illinois U.S.A.
  • 3125030019 | +1 312-503-0019 Illinois U.S.A.
  • 3125030020 | +1 312-503-0020 Illinois U.S.A.
  • 3125030021 | +1 312-503-0021 Illinois U.S.A.
  • 3125030022 | +1 312-503-0022 Illinois U.S.A.
  • 3125030023 | +1 312-503-0023 Illinois U.S.A.
  • 3125030024 | +1 312-503-0024 Illinois U.S.A.
  • 3125030025 | +1 312-503-0025 Illinois U.S.A.
  • 3125030026 | +1 312-503-0026 Illinois U.S.A.
  • 3125030027 | +1 312-503-0027 Illinois U.S.A.
  • 3125030028 | +1 312-503-0028 Illinois U.S.A.
  • 3125030029 | +1 312-503-0029 Illinois U.S.A.
  • 3125030030 | +1 312-503-0030 Illinois U.S.A.
  • 3125030031 | +1 312-503-0031 Illinois U.S.A.
  • 3125030032 | +1 312-503-0032 Illinois U.S.A.
  • 3125030033 | +1 312-503-0033 Illinois U.S.A.
  • 3125030034 | +1 312-503-0034 Illinois U.S.A.
  • 3125030035 | +1 312-503-0035 Illinois U.S.A.
  • 3125030036 | +1 312-503-0036 Illinois U.S.A.
  • 3125030037 | +1 312-503-0037 Illinois U.S.A.
  • 3125030038 | +1 312-503-0038 Illinois U.S.A.
  • 3125030039 | +1 312-503-0039 Illinois U.S.A.
  • 3125030040 | +1 312-503-0040 Illinois U.S.A.
  • 3125030041 | +1 312-503-0041 Illinois U.S.A.
  • 3125030042 | +1 312-503-0042 Illinois U.S.A.
  • 3125030043 | +1 312-503-0043 Illinois U.S.A.
  • 3125030044 | +1 312-503-0044 Illinois U.S.A.
  • 3125030045 | +1 312-503-0045 Illinois U.S.A.
  • 3125030046 | +1 312-503-0046 Illinois U.S.A.
  • 3125030047 | +1 312-503-0047 Illinois U.S.A.
  • 3125030048 | +1 312-503-0048 Illinois U.S.A.
  • 3125030049 | +1 312-503-0049 Illinois U.S.A.
  • 3125030050 | +1 312-503-0050 Illinois U.S.A.
  • 3125030051 | +1 312-503-0051 Illinois U.S.A.
  • 3125030052 | +1 312-503-0052 Illinois U.S.A.
  • 3125030053 | +1 312-503-0053 Illinois U.S.A.
  • 3125030054 | +1 312-503-0054 Illinois U.S.A.
  • 3125030055 | +1 312-503-0055 Illinois U.S.A.
  • 3125030056 | +1 312-503-0056 Illinois U.S.A.
  • 3125030057 | +1 312-503-0057 Illinois U.S.A.
  • 3125030058 | +1 312-503-0058 Illinois U.S.A.
  • 3125030059 | +1 312-503-0059 Illinois U.S.A.
  • 3125030060 | +1 312-503-0060 Illinois U.S.A.
  • 3125030061 | +1 312-503-0061 Illinois U.S.A.
  • 3125030062 | +1 312-503-0062 Illinois U.S.A.
  • 3125030063 | +1 312-503-0063 Illinois U.S.A.
  • 3125030064 | +1 312-503-0064 Illinois U.S.A.
  • 3125030065 | +1 312-503-0065 Illinois U.S.A.
  • 3125030066 | +1 312-503-0066 Illinois U.S.A.
  • 3125030067 | +1 312-503-0067 Illinois U.S.A.
  • 3125030068 | +1 312-503-0068 Illinois U.S.A.
  • 3125030069 | +1 312-503-0069 Illinois U.S.A.
  • 3125030070 | +1 312-503-0070 Illinois U.S.A.
  • 3125030071 | +1 312-503-0071 Illinois U.S.A.
  • 3125030072 | +1 312-503-0072 Illinois U.S.A.
  • 3125030073 | +1 312-503-0073 Illinois U.S.A.
  • 3125030074 | +1 312-503-0074 Illinois U.S.A.
  • 3125030075 | +1 312-503-0075 Illinois U.S.A.
  • 3125030076 | +1 312-503-0076 Illinois U.S.A.
  • 3125030077 | +1 312-503-0077 Illinois U.S.A.
  • 3125030078 | +1 312-503-0078 Illinois U.S.A.
  • 3125030079 | +1 312-503-0079 Illinois U.S.A.
  • 3125030080 | +1 312-503-0080 Illinois U.S.A.
  • 3125030081 | +1 312-503-0081 Illinois U.S.A.
  • 3125030082 | +1 312-503-0082 Illinois U.S.A.
  • 3125030083 | +1 312-503-0083 Illinois U.S.A.
  • 3125030084 | +1 312-503-0084 Illinois U.S.A.
  • 3125030085 | +1 312-503-0085 Illinois U.S.A.
  • 3125030086 | +1 312-503-0086 Illinois U.S.A.
  • 3125030087 | +1 312-503-0087 Illinois U.S.A.
  • 3125030088 | +1 312-503-0088 Illinois U.S.A.
  • 3125030089 | +1 312-503-0089 Illinois U.S.A.
  • 3125030090 | +1 312-503-0090 Illinois U.S.A.
  • 3125030091 | +1 312-503-0091 Illinois U.S.A.
  • 3125030092 | +1 312-503-0092 Illinois U.S.A.
  • 3125030093 | +1 312-503-0093 Illinois U.S.A.
  • 3125030094 | +1 312-503-0094 Illinois U.S.A.
  • 3125030095 | +1 312-503-0095 Illinois U.S.A.
  • 3125030096 | +1 312-503-0096 Illinois U.S.A.
  • 3125030097 | +1 312-503-0097 Illinois U.S.A.
  • 3125030098 | +1 312-503-0098 Illinois U.S.A.
  • 3125030099 | +1 312-503-0099 Illinois U.S.A.