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).

  • 3124740000 | +1 312-474-0000 Illinois U.S.A.
  • 3124740001 | +1 312-474-0001 Illinois U.S.A.
  • 3124740002 | +1 312-474-0002 Illinois U.S.A.
  • 3124740003 | +1 312-474-0003 Illinois U.S.A.
  • 3124740004 | +1 312-474-0004 Illinois U.S.A.
  • 3124740005 | +1 312-474-0005 Illinois U.S.A.
  • 3124740006 | +1 312-474-0006 Illinois U.S.A.
  • 3124740007 | +1 312-474-0007 Illinois U.S.A.
  • 3124740008 | +1 312-474-0008 Illinois U.S.A.
  • 3124740009 | +1 312-474-0009 Illinois U.S.A.
  • 3124740010 | +1 312-474-0010 Illinois U.S.A.
  • 3124740011 | +1 312-474-0011 Illinois U.S.A.
  • 3124740012 | +1 312-474-0012 Illinois U.S.A.
  • 3124740013 | +1 312-474-0013 Illinois U.S.A.
  • 3124740014 | +1 312-474-0014 Illinois U.S.A.
  • 3124740015 | +1 312-474-0015 Illinois U.S.A.
  • 3124740016 | +1 312-474-0016 Illinois U.S.A.
  • 3124740017 | +1 312-474-0017 Illinois U.S.A.
  • 3124740018 | +1 312-474-0018 Illinois U.S.A.
  • 3124740019 | +1 312-474-0019 Illinois U.S.A.
  • 3124740020 | +1 312-474-0020 Illinois U.S.A.
  • 3124740021 | +1 312-474-0021 Illinois U.S.A.
  • 3124740022 | +1 312-474-0022 Illinois U.S.A.
  • 3124740023 | +1 312-474-0023 Illinois U.S.A.
  • 3124740024 | +1 312-474-0024 Illinois U.S.A.
  • 3124740025 | +1 312-474-0025 Illinois U.S.A.
  • 3124740026 | +1 312-474-0026 Illinois U.S.A.
  • 3124740027 | +1 312-474-0027 Illinois U.S.A.
  • 3124740028 | +1 312-474-0028 Illinois U.S.A.
  • 3124740029 | +1 312-474-0029 Illinois U.S.A.
  • 3124740030 | +1 312-474-0030 Illinois U.S.A.
  • 3124740031 | +1 312-474-0031 Illinois U.S.A.
  • 3124740032 | +1 312-474-0032 Illinois U.S.A.
  • 3124740033 | +1 312-474-0033 Illinois U.S.A.
  • 3124740034 | +1 312-474-0034 Illinois U.S.A.
  • 3124740035 | +1 312-474-0035 Illinois U.S.A.
  • 3124740036 | +1 312-474-0036 Illinois U.S.A.
  • 3124740037 | +1 312-474-0037 Illinois U.S.A.
  • 3124740038 | +1 312-474-0038 Illinois U.S.A.
  • 3124740039 | +1 312-474-0039 Illinois U.S.A.
  • 3124740040 | +1 312-474-0040 Illinois U.S.A.
  • 3124740041 | +1 312-474-0041 Illinois U.S.A.
  • 3124740042 | +1 312-474-0042 Illinois U.S.A.
  • 3124740043 | +1 312-474-0043 Illinois U.S.A.
  • 3124740044 | +1 312-474-0044 Illinois U.S.A.
  • 3124740045 | +1 312-474-0045 Illinois U.S.A.
  • 3124740046 | +1 312-474-0046 Illinois U.S.A.
  • 3124740047 | +1 312-474-0047 Illinois U.S.A.
  • 3124740048 | +1 312-474-0048 Illinois U.S.A.
  • 3124740049 | +1 312-474-0049 Illinois U.S.A.
  • 3124740050 | +1 312-474-0050 Illinois U.S.A.
  • 3124740051 | +1 312-474-0051 Illinois U.S.A.
  • 3124740052 | +1 312-474-0052 Illinois U.S.A.
  • 3124740053 | +1 312-474-0053 Illinois U.S.A.
  • 3124740054 | +1 312-474-0054 Illinois U.S.A.
  • 3124740055 | +1 312-474-0055 Illinois U.S.A.
  • 3124740056 | +1 312-474-0056 Illinois U.S.A.
  • 3124740057 | +1 312-474-0057 Illinois U.S.A.
  • 3124740058 | +1 312-474-0058 Illinois U.S.A.
  • 3124740059 | +1 312-474-0059 Illinois U.S.A.
  • 3124740060 | +1 312-474-0060 Illinois U.S.A.
  • 3124740061 | +1 312-474-0061 Illinois U.S.A.
  • 3124740062 | +1 312-474-0062 Illinois U.S.A.
  • 3124740063 | +1 312-474-0063 Illinois U.S.A.
  • 3124740064 | +1 312-474-0064 Illinois U.S.A.
  • 3124740065 | +1 312-474-0065 Illinois U.S.A.
  • 3124740066 | +1 312-474-0066 Illinois U.S.A.
  • 3124740067 | +1 312-474-0067 Illinois U.S.A.
  • 3124740068 | +1 312-474-0068 Illinois U.S.A.
  • 3124740069 | +1 312-474-0069 Illinois U.S.A.
  • 3124740070 | +1 312-474-0070 Illinois U.S.A.
  • 3124740071 | +1 312-474-0071 Illinois U.S.A.
  • 3124740072 | +1 312-474-0072 Illinois U.S.A.
  • 3124740073 | +1 312-474-0073 Illinois U.S.A.
  • 3124740074 | +1 312-474-0074 Illinois U.S.A.
  • 3124740075 | +1 312-474-0075 Illinois U.S.A.
  • 3124740076 | +1 312-474-0076 Illinois U.S.A.
  • 3124740077 | +1 312-474-0077 Illinois U.S.A.
  • 3124740078 | +1 312-474-0078 Illinois U.S.A.
  • 3124740079 | +1 312-474-0079 Illinois U.S.A.
  • 3124740080 | +1 312-474-0080 Illinois U.S.A.
  • 3124740081 | +1 312-474-0081 Illinois U.S.A.
  • 3124740082 | +1 312-474-0082 Illinois U.S.A.
  • 3124740083 | +1 312-474-0083 Illinois U.S.A.
  • 3124740084 | +1 312-474-0084 Illinois U.S.A.
  • 3124740085 | +1 312-474-0085 Illinois U.S.A.
  • 3124740086 | +1 312-474-0086 Illinois U.S.A.
  • 3124740087 | +1 312-474-0087 Illinois U.S.A.
  • 3124740088 | +1 312-474-0088 Illinois U.S.A.
  • 3124740089 | +1 312-474-0089 Illinois U.S.A.
  • 3124740090 | +1 312-474-0090 Illinois U.S.A.
  • 3124740091 | +1 312-474-0091 Illinois U.S.A.
  • 3124740092 | +1 312-474-0092 Illinois U.S.A.
  • 3124740093 | +1 312-474-0093 Illinois U.S.A.
  • 3124740094 | +1 312-474-0094 Illinois U.S.A.
  • 3124740095 | +1 312-474-0095 Illinois U.S.A.
  • 3124740096 | +1 312-474-0096 Illinois U.S.A.
  • 3124740097 | +1 312-474-0097 Illinois U.S.A.
  • 3124740098 | +1 312-474-0098 Illinois U.S.A.
  • 3124740099 | +1 312-474-0099 Illinois U.S.A.