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).

  • 3124300000 | +1 312-430-0000 Illinois U.S.A.
  • 3124300001 | +1 312-430-0001 Illinois U.S.A.
  • 3124300002 | +1 312-430-0002 Illinois U.S.A.
  • 3124300003 | +1 312-430-0003 Illinois U.S.A.
  • 3124300004 | +1 312-430-0004 Illinois U.S.A.
  • 3124300005 | +1 312-430-0005 Illinois U.S.A.
  • 3124300006 | +1 312-430-0006 Illinois U.S.A.
  • 3124300007 | +1 312-430-0007 Illinois U.S.A.
  • 3124300008 | +1 312-430-0008 Illinois U.S.A.
  • 3124300009 | +1 312-430-0009 Illinois U.S.A.
  • 3124300010 | +1 312-430-0010 Illinois U.S.A.
  • 3124300011 | +1 312-430-0011 Illinois U.S.A.
  • 3124300012 | +1 312-430-0012 Illinois U.S.A.
  • 3124300013 | +1 312-430-0013 Illinois U.S.A.
  • 3124300014 | +1 312-430-0014 Illinois U.S.A.
  • 3124300015 | +1 312-430-0015 Illinois U.S.A.
  • 3124300016 | +1 312-430-0016 Illinois U.S.A.
  • 3124300017 | +1 312-430-0017 Illinois U.S.A.
  • 3124300018 | +1 312-430-0018 Illinois U.S.A.
  • 3124300019 | +1 312-430-0019 Illinois U.S.A.
  • 3124300020 | +1 312-430-0020 Illinois U.S.A.
  • 3124300021 | +1 312-430-0021 Illinois U.S.A.
  • 3124300022 | +1 312-430-0022 Illinois U.S.A.
  • 3124300023 | +1 312-430-0023 Illinois U.S.A.
  • 3124300024 | +1 312-430-0024 Illinois U.S.A.
  • 3124300025 | +1 312-430-0025 Illinois U.S.A.
  • 3124300026 | +1 312-430-0026 Illinois U.S.A.
  • 3124300027 | +1 312-430-0027 Illinois U.S.A.
  • 3124300028 | +1 312-430-0028 Illinois U.S.A.
  • 3124300029 | +1 312-430-0029 Illinois U.S.A.
  • 3124300030 | +1 312-430-0030 Illinois U.S.A.
  • 3124300031 | +1 312-430-0031 Illinois U.S.A.
  • 3124300032 | +1 312-430-0032 Illinois U.S.A.
  • 3124300033 | +1 312-430-0033 Illinois U.S.A.
  • 3124300034 | +1 312-430-0034 Illinois U.S.A.
  • 3124300035 | +1 312-430-0035 Illinois U.S.A.
  • 3124300036 | +1 312-430-0036 Illinois U.S.A.
  • 3124300037 | +1 312-430-0037 Illinois U.S.A.
  • 3124300038 | +1 312-430-0038 Illinois U.S.A.
  • 3124300039 | +1 312-430-0039 Illinois U.S.A.
  • 3124300040 | +1 312-430-0040 Illinois U.S.A.
  • 3124300041 | +1 312-430-0041 Illinois U.S.A.
  • 3124300042 | +1 312-430-0042 Illinois U.S.A.
  • 3124300043 | +1 312-430-0043 Illinois U.S.A.
  • 3124300044 | +1 312-430-0044 Illinois U.S.A.
  • 3124300045 | +1 312-430-0045 Illinois U.S.A.
  • 3124300046 | +1 312-430-0046 Illinois U.S.A.
  • 3124300047 | +1 312-430-0047 Illinois U.S.A.
  • 3124300048 | +1 312-430-0048 Illinois U.S.A.
  • 3124300049 | +1 312-430-0049 Illinois U.S.A.
  • 3124300050 | +1 312-430-0050 Illinois U.S.A.
  • 3124300051 | +1 312-430-0051 Illinois U.S.A.
  • 3124300052 | +1 312-430-0052 Illinois U.S.A.
  • 3124300053 | +1 312-430-0053 Illinois U.S.A.
  • 3124300054 | +1 312-430-0054 Illinois U.S.A.
  • 3124300055 | +1 312-430-0055 Illinois U.S.A.
  • 3124300056 | +1 312-430-0056 Illinois U.S.A.
  • 3124300057 | +1 312-430-0057 Illinois U.S.A.
  • 3124300058 | +1 312-430-0058 Illinois U.S.A.
  • 3124300059 | +1 312-430-0059 Illinois U.S.A.
  • 3124300060 | +1 312-430-0060 Illinois U.S.A.
  • 3124300061 | +1 312-430-0061 Illinois U.S.A.
  • 3124300062 | +1 312-430-0062 Illinois U.S.A.
  • 3124300063 | +1 312-430-0063 Illinois U.S.A.
  • 3124300064 | +1 312-430-0064 Illinois U.S.A.
  • 3124300065 | +1 312-430-0065 Illinois U.S.A.
  • 3124300066 | +1 312-430-0066 Illinois U.S.A.
  • 3124300067 | +1 312-430-0067 Illinois U.S.A.
  • 3124300068 | +1 312-430-0068 Illinois U.S.A.
  • 3124300069 | +1 312-430-0069 Illinois U.S.A.
  • 3124300070 | +1 312-430-0070 Illinois U.S.A.
  • 3124300071 | +1 312-430-0071 Illinois U.S.A.
  • 3124300072 | +1 312-430-0072 Illinois U.S.A.
  • 3124300073 | +1 312-430-0073 Illinois U.S.A.
  • 3124300074 | +1 312-430-0074 Illinois U.S.A.
  • 3124300075 | +1 312-430-0075 Illinois U.S.A.
  • 3124300076 | +1 312-430-0076 Illinois U.S.A.
  • 3124300077 | +1 312-430-0077 Illinois U.S.A.
  • 3124300078 | +1 312-430-0078 Illinois U.S.A.
  • 3124300079 | +1 312-430-0079 Illinois U.S.A.
  • 3124300080 | +1 312-430-0080 Illinois U.S.A.
  • 3124300081 | +1 312-430-0081 Illinois U.S.A.
  • 3124300082 | +1 312-430-0082 Illinois U.S.A.
  • 3124300083 | +1 312-430-0083 Illinois U.S.A.
  • 3124300084 | +1 312-430-0084 Illinois U.S.A.
  • 3124300085 | +1 312-430-0085 Illinois U.S.A.
  • 3124300086 | +1 312-430-0086 Illinois U.S.A.
  • 3124300087 | +1 312-430-0087 Illinois U.S.A.
  • 3124300088 | +1 312-430-0088 Illinois U.S.A.
  • 3124300089 | +1 312-430-0089 Illinois U.S.A.
  • 3124300090 | +1 312-430-0090 Illinois U.S.A.
  • 3124300091 | +1 312-430-0091 Illinois U.S.A.
  • 3124300092 | +1 312-430-0092 Illinois U.S.A.
  • 3124300093 | +1 312-430-0093 Illinois U.S.A.
  • 3124300094 | +1 312-430-0094 Illinois U.S.A.
  • 3124300095 | +1 312-430-0095 Illinois U.S.A.
  • 3124300096 | +1 312-430-0096 Illinois U.S.A.
  • 3124300097 | +1 312-430-0097 Illinois U.S.A.
  • 3124300098 | +1 312-430-0098 Illinois U.S.A.
  • 3124300099 | +1 312-430-0099 Illinois U.S.A.