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).

  • 3129390000 | +1 312-939-0000 Illinois U.S.A.
  • 3129390001 | +1 312-939-0001 Illinois U.S.A.
  • 3129390002 | +1 312-939-0002 Illinois U.S.A.
  • 3129390003 | +1 312-939-0003 Illinois U.S.A.
  • 3129390004 | +1 312-939-0004 Illinois U.S.A.
  • 3129390005 | +1 312-939-0005 Illinois U.S.A.
  • 3129390006 | +1 312-939-0006 Illinois U.S.A.
  • 3129390007 | +1 312-939-0007 Illinois U.S.A.
  • 3129390008 | +1 312-939-0008 Illinois U.S.A.
  • 3129390009 | +1 312-939-0009 Illinois U.S.A.
  • 3129390010 | +1 312-939-0010 Illinois U.S.A.
  • 3129390011 | +1 312-939-0011 Illinois U.S.A.
  • 3129390012 | +1 312-939-0012 Illinois U.S.A.
  • 3129390013 | +1 312-939-0013 Illinois U.S.A.
  • 3129390014 | +1 312-939-0014 Illinois U.S.A.
  • 3129390015 | +1 312-939-0015 Illinois U.S.A.
  • 3129390016 | +1 312-939-0016 Illinois U.S.A.
  • 3129390017 | +1 312-939-0017 Illinois U.S.A.
  • 3129390018 | +1 312-939-0018 Illinois U.S.A.
  • 3129390019 | +1 312-939-0019 Illinois U.S.A.
  • 3129390020 | +1 312-939-0020 Illinois U.S.A.
  • 3129390021 | +1 312-939-0021 Illinois U.S.A.
  • 3129390022 | +1 312-939-0022 Illinois U.S.A.
  • 3129390023 | +1 312-939-0023 Illinois U.S.A.
  • 3129390024 | +1 312-939-0024 Illinois U.S.A.
  • 3129390025 | +1 312-939-0025 Illinois U.S.A.
  • 3129390026 | +1 312-939-0026 Illinois U.S.A.
  • 3129390027 | +1 312-939-0027 Illinois U.S.A.
  • 3129390028 | +1 312-939-0028 Illinois U.S.A.
  • 3129390029 | +1 312-939-0029 Illinois U.S.A.
  • 3129390030 | +1 312-939-0030 Illinois U.S.A.
  • 3129390031 | +1 312-939-0031 Illinois U.S.A.
  • 3129390032 | +1 312-939-0032 Illinois U.S.A.
  • 3129390033 | +1 312-939-0033 Illinois U.S.A.
  • 3129390034 | +1 312-939-0034 Illinois U.S.A.
  • 3129390035 | +1 312-939-0035 Illinois U.S.A.
  • 3129390036 | +1 312-939-0036 Illinois U.S.A.
  • 3129390037 | +1 312-939-0037 Illinois U.S.A.
  • 3129390038 | +1 312-939-0038 Illinois U.S.A.
  • 3129390039 | +1 312-939-0039 Illinois U.S.A.
  • 3129390040 | +1 312-939-0040 Illinois U.S.A.
  • 3129390041 | +1 312-939-0041 Illinois U.S.A.
  • 3129390042 | +1 312-939-0042 Illinois U.S.A.
  • 3129390043 | +1 312-939-0043 Illinois U.S.A.
  • 3129390044 | +1 312-939-0044 Illinois U.S.A.
  • 3129390045 | +1 312-939-0045 Illinois U.S.A.
  • 3129390046 | +1 312-939-0046 Illinois U.S.A.
  • 3129390047 | +1 312-939-0047 Illinois U.S.A.
  • 3129390048 | +1 312-939-0048 Illinois U.S.A.
  • 3129390049 | +1 312-939-0049 Illinois U.S.A.
  • 3129390050 | +1 312-939-0050 Illinois U.S.A.
  • 3129390051 | +1 312-939-0051 Illinois U.S.A.
  • 3129390052 | +1 312-939-0052 Illinois U.S.A.
  • 3129390053 | +1 312-939-0053 Illinois U.S.A.
  • 3129390054 | +1 312-939-0054 Illinois U.S.A.
  • 3129390055 | +1 312-939-0055 Illinois U.S.A.
  • 3129390056 | +1 312-939-0056 Illinois U.S.A.
  • 3129390057 | +1 312-939-0057 Illinois U.S.A.
  • 3129390058 | +1 312-939-0058 Illinois U.S.A.
  • 3129390059 | +1 312-939-0059 Illinois U.S.A.
  • 3129390060 | +1 312-939-0060 Illinois U.S.A.
  • 3129390061 | +1 312-939-0061 Illinois U.S.A.
  • 3129390062 | +1 312-939-0062 Illinois U.S.A.
  • 3129390063 | +1 312-939-0063 Illinois U.S.A.
  • 3129390064 | +1 312-939-0064 Illinois U.S.A.
  • 3129390065 | +1 312-939-0065 Illinois U.S.A.
  • 3129390066 | +1 312-939-0066 Illinois U.S.A.
  • 3129390067 | +1 312-939-0067 Illinois U.S.A.
  • 3129390068 | +1 312-939-0068 Illinois U.S.A.
  • 3129390069 | +1 312-939-0069 Illinois U.S.A.
  • 3129390070 | +1 312-939-0070 Illinois U.S.A.
  • 3129390071 | +1 312-939-0071 Illinois U.S.A.
  • 3129390072 | +1 312-939-0072 Illinois U.S.A.
  • 3129390073 | +1 312-939-0073 Illinois U.S.A.
  • 3129390074 | +1 312-939-0074 Illinois U.S.A.
  • 3129390075 | +1 312-939-0075 Illinois U.S.A.
  • 3129390076 | +1 312-939-0076 Illinois U.S.A.
  • 3129390077 | +1 312-939-0077 Illinois U.S.A.
  • 3129390078 | +1 312-939-0078 Illinois U.S.A.
  • 3129390079 | +1 312-939-0079 Illinois U.S.A.
  • 3129390080 | +1 312-939-0080 Illinois U.S.A.
  • 3129390081 | +1 312-939-0081 Illinois U.S.A.
  • 3129390082 | +1 312-939-0082 Illinois U.S.A.
  • 3129390083 | +1 312-939-0083 Illinois U.S.A.
  • 3129390084 | +1 312-939-0084 Illinois U.S.A.
  • 3129390085 | +1 312-939-0085 Illinois U.S.A.
  • 3129390086 | +1 312-939-0086 Illinois U.S.A.
  • 3129390087 | +1 312-939-0087 Illinois U.S.A.
  • 3129390088 | +1 312-939-0088 Illinois U.S.A.
  • 3129390089 | +1 312-939-0089 Illinois U.S.A.
  • 3129390090 | +1 312-939-0090 Illinois U.S.A.
  • 3129390091 | +1 312-939-0091 Illinois U.S.A.
  • 3129390092 | +1 312-939-0092 Illinois U.S.A.
  • 3129390093 | +1 312-939-0093 Illinois U.S.A.
  • 3129390094 | +1 312-939-0094 Illinois U.S.A.
  • 3129390095 | +1 312-939-0095 Illinois U.S.A.
  • 3129390096 | +1 312-939-0096 Illinois U.S.A.
  • 3129390097 | +1 312-939-0097 Illinois U.S.A.
  • 3129390098 | +1 312-939-0098 Illinois U.S.A.
  • 3129390099 | +1 312-939-0099 Illinois U.S.A.