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).

  • 3127120000 | +1 312-712-0000 Illinois U.S.A.
  • 3127120001 | +1 312-712-0001 Illinois U.S.A.
  • 3127120002 | +1 312-712-0002 Illinois U.S.A.
  • 3127120003 | +1 312-712-0003 Illinois U.S.A.
  • 3127120004 | +1 312-712-0004 Illinois U.S.A.
  • 3127120005 | +1 312-712-0005 Illinois U.S.A.
  • 3127120006 | +1 312-712-0006 Illinois U.S.A.
  • 3127120007 | +1 312-712-0007 Illinois U.S.A.
  • 3127120008 | +1 312-712-0008 Illinois U.S.A.
  • 3127120009 | +1 312-712-0009 Illinois U.S.A.
  • 3127120010 | +1 312-712-0010 Illinois U.S.A.
  • 3127120011 | +1 312-712-0011 Illinois U.S.A.
  • 3127120012 | +1 312-712-0012 Illinois U.S.A.
  • 3127120013 | +1 312-712-0013 Illinois U.S.A.
  • 3127120014 | +1 312-712-0014 Illinois U.S.A.
  • 3127120015 | +1 312-712-0015 Illinois U.S.A.
  • 3127120016 | +1 312-712-0016 Illinois U.S.A.
  • 3127120017 | +1 312-712-0017 Illinois U.S.A.
  • 3127120018 | +1 312-712-0018 Illinois U.S.A.
  • 3127120019 | +1 312-712-0019 Illinois U.S.A.
  • 3127120020 | +1 312-712-0020 Illinois U.S.A.
  • 3127120021 | +1 312-712-0021 Illinois U.S.A.
  • 3127120022 | +1 312-712-0022 Illinois U.S.A.
  • 3127120023 | +1 312-712-0023 Illinois U.S.A.
  • 3127120024 | +1 312-712-0024 Illinois U.S.A.
  • 3127120025 | +1 312-712-0025 Illinois U.S.A.
  • 3127120026 | +1 312-712-0026 Illinois U.S.A.
  • 3127120027 | +1 312-712-0027 Illinois U.S.A.
  • 3127120028 | +1 312-712-0028 Illinois U.S.A.
  • 3127120029 | +1 312-712-0029 Illinois U.S.A.
  • 3127120030 | +1 312-712-0030 Illinois U.S.A.
  • 3127120031 | +1 312-712-0031 Illinois U.S.A.
  • 3127120032 | +1 312-712-0032 Illinois U.S.A.
  • 3127120033 | +1 312-712-0033 Illinois U.S.A.
  • 3127120034 | +1 312-712-0034 Illinois U.S.A.
  • 3127120035 | +1 312-712-0035 Illinois U.S.A.
  • 3127120036 | +1 312-712-0036 Illinois U.S.A.
  • 3127120037 | +1 312-712-0037 Illinois U.S.A.
  • 3127120038 | +1 312-712-0038 Illinois U.S.A.
  • 3127120039 | +1 312-712-0039 Illinois U.S.A.
  • 3127120040 | +1 312-712-0040 Illinois U.S.A.
  • 3127120041 | +1 312-712-0041 Illinois U.S.A.
  • 3127120042 | +1 312-712-0042 Illinois U.S.A.
  • 3127120043 | +1 312-712-0043 Illinois U.S.A.
  • 3127120044 | +1 312-712-0044 Illinois U.S.A.
  • 3127120045 | +1 312-712-0045 Illinois U.S.A.
  • 3127120046 | +1 312-712-0046 Illinois U.S.A.
  • 3127120047 | +1 312-712-0047 Illinois U.S.A.
  • 3127120048 | +1 312-712-0048 Illinois U.S.A.
  • 3127120049 | +1 312-712-0049 Illinois U.S.A.
  • 3127120050 | +1 312-712-0050 Illinois U.S.A.
  • 3127120051 | +1 312-712-0051 Illinois U.S.A.
  • 3127120052 | +1 312-712-0052 Illinois U.S.A.
  • 3127120053 | +1 312-712-0053 Illinois U.S.A.
  • 3127120054 | +1 312-712-0054 Illinois U.S.A.
  • 3127120055 | +1 312-712-0055 Illinois U.S.A.
  • 3127120056 | +1 312-712-0056 Illinois U.S.A.
  • 3127120057 | +1 312-712-0057 Illinois U.S.A.
  • 3127120058 | +1 312-712-0058 Illinois U.S.A.
  • 3127120059 | +1 312-712-0059 Illinois U.S.A.
  • 3127120060 | +1 312-712-0060 Illinois U.S.A.
  • 3127120061 | +1 312-712-0061 Illinois U.S.A.
  • 3127120062 | +1 312-712-0062 Illinois U.S.A.
  • 3127120063 | +1 312-712-0063 Illinois U.S.A.
  • 3127120064 | +1 312-712-0064 Illinois U.S.A.
  • 3127120065 | +1 312-712-0065 Illinois U.S.A.
  • 3127120066 | +1 312-712-0066 Illinois U.S.A.
  • 3127120067 | +1 312-712-0067 Illinois U.S.A.
  • 3127120068 | +1 312-712-0068 Illinois U.S.A.
  • 3127120069 | +1 312-712-0069 Illinois U.S.A.
  • 3127120070 | +1 312-712-0070 Illinois U.S.A.
  • 3127120071 | +1 312-712-0071 Illinois U.S.A.
  • 3127120072 | +1 312-712-0072 Illinois U.S.A.
  • 3127120073 | +1 312-712-0073 Illinois U.S.A.
  • 3127120074 | +1 312-712-0074 Illinois U.S.A.
  • 3127120075 | +1 312-712-0075 Illinois U.S.A.
  • 3127120076 | +1 312-712-0076 Illinois U.S.A.
  • 3127120077 | +1 312-712-0077 Illinois U.S.A.
  • 3127120078 | +1 312-712-0078 Illinois U.S.A.
  • 3127120079 | +1 312-712-0079 Illinois U.S.A.
  • 3127120080 | +1 312-712-0080 Illinois U.S.A.
  • 3127120081 | +1 312-712-0081 Illinois U.S.A.
  • 3127120082 | +1 312-712-0082 Illinois U.S.A.
  • 3127120083 | +1 312-712-0083 Illinois U.S.A.
  • 3127120084 | +1 312-712-0084 Illinois U.S.A.
  • 3127120085 | +1 312-712-0085 Illinois U.S.A.
  • 3127120086 | +1 312-712-0086 Illinois U.S.A.
  • 3127120087 | +1 312-712-0087 Illinois U.S.A.
  • 3127120088 | +1 312-712-0088 Illinois U.S.A.
  • 3127120089 | +1 312-712-0089 Illinois U.S.A.
  • 3127120090 | +1 312-712-0090 Illinois U.S.A.
  • 3127120091 | +1 312-712-0091 Illinois U.S.A.
  • 3127120092 | +1 312-712-0092 Illinois U.S.A.
  • 3127120093 | +1 312-712-0093 Illinois U.S.A.
  • 3127120094 | +1 312-712-0094 Illinois U.S.A.
  • 3127120095 | +1 312-712-0095 Illinois U.S.A.
  • 3127120096 | +1 312-712-0096 Illinois U.S.A.
  • 3127120097 | +1 312-712-0097 Illinois U.S.A.
  • 3127120098 | +1 312-712-0098 Illinois U.S.A.
  • 3127120099 | +1 312-712-0099 Illinois U.S.A.