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).

  • 3128450000 | +1 312-845-0000 Illinois U.S.A.
  • 3128450001 | +1 312-845-0001 Illinois U.S.A.
  • 3128450002 | +1 312-845-0002 Illinois U.S.A.
  • 3128450003 | +1 312-845-0003 Illinois U.S.A.
  • 3128450004 | +1 312-845-0004 Illinois U.S.A.
  • 3128450005 | +1 312-845-0005 Illinois U.S.A.
  • 3128450006 | +1 312-845-0006 Illinois U.S.A.
  • 3128450007 | +1 312-845-0007 Illinois U.S.A.
  • 3128450008 | +1 312-845-0008 Illinois U.S.A.
  • 3128450009 | +1 312-845-0009 Illinois U.S.A.
  • 3128450010 | +1 312-845-0010 Illinois U.S.A.
  • 3128450011 | +1 312-845-0011 Illinois U.S.A.
  • 3128450012 | +1 312-845-0012 Illinois U.S.A.
  • 3128450013 | +1 312-845-0013 Illinois U.S.A.
  • 3128450014 | +1 312-845-0014 Illinois U.S.A.
  • 3128450015 | +1 312-845-0015 Illinois U.S.A.
  • 3128450016 | +1 312-845-0016 Illinois U.S.A.
  • 3128450017 | +1 312-845-0017 Illinois U.S.A.
  • 3128450018 | +1 312-845-0018 Illinois U.S.A.
  • 3128450019 | +1 312-845-0019 Illinois U.S.A.
  • 3128450020 | +1 312-845-0020 Illinois U.S.A.
  • 3128450021 | +1 312-845-0021 Illinois U.S.A.
  • 3128450022 | +1 312-845-0022 Illinois U.S.A.
  • 3128450023 | +1 312-845-0023 Illinois U.S.A.
  • 3128450024 | +1 312-845-0024 Illinois U.S.A.
  • 3128450025 | +1 312-845-0025 Illinois U.S.A.
  • 3128450026 | +1 312-845-0026 Illinois U.S.A.
  • 3128450027 | +1 312-845-0027 Illinois U.S.A.
  • 3128450028 | +1 312-845-0028 Illinois U.S.A.
  • 3128450029 | +1 312-845-0029 Illinois U.S.A.
  • 3128450030 | +1 312-845-0030 Illinois U.S.A.
  • 3128450031 | +1 312-845-0031 Illinois U.S.A.
  • 3128450032 | +1 312-845-0032 Illinois U.S.A.
  • 3128450033 | +1 312-845-0033 Illinois U.S.A.
  • 3128450034 | +1 312-845-0034 Illinois U.S.A.
  • 3128450035 | +1 312-845-0035 Illinois U.S.A.
  • 3128450036 | +1 312-845-0036 Illinois U.S.A.
  • 3128450037 | +1 312-845-0037 Illinois U.S.A.
  • 3128450038 | +1 312-845-0038 Illinois U.S.A.
  • 3128450039 | +1 312-845-0039 Illinois U.S.A.
  • 3128450040 | +1 312-845-0040 Illinois U.S.A.
  • 3128450041 | +1 312-845-0041 Illinois U.S.A.
  • 3128450042 | +1 312-845-0042 Illinois U.S.A.
  • 3128450043 | +1 312-845-0043 Illinois U.S.A.
  • 3128450044 | +1 312-845-0044 Illinois U.S.A.
  • 3128450045 | +1 312-845-0045 Illinois U.S.A.
  • 3128450046 | +1 312-845-0046 Illinois U.S.A.
  • 3128450047 | +1 312-845-0047 Illinois U.S.A.
  • 3128450048 | +1 312-845-0048 Illinois U.S.A.
  • 3128450049 | +1 312-845-0049 Illinois U.S.A.
  • 3128450050 | +1 312-845-0050 Illinois U.S.A.
  • 3128450051 | +1 312-845-0051 Illinois U.S.A.
  • 3128450052 | +1 312-845-0052 Illinois U.S.A.
  • 3128450053 | +1 312-845-0053 Illinois U.S.A.
  • 3128450054 | +1 312-845-0054 Illinois U.S.A.
  • 3128450055 | +1 312-845-0055 Illinois U.S.A.
  • 3128450056 | +1 312-845-0056 Illinois U.S.A.
  • 3128450057 | +1 312-845-0057 Illinois U.S.A.
  • 3128450058 | +1 312-845-0058 Illinois U.S.A.
  • 3128450059 | +1 312-845-0059 Illinois U.S.A.
  • 3128450060 | +1 312-845-0060 Illinois U.S.A.
  • 3128450061 | +1 312-845-0061 Illinois U.S.A.
  • 3128450062 | +1 312-845-0062 Illinois U.S.A.
  • 3128450063 | +1 312-845-0063 Illinois U.S.A.
  • 3128450064 | +1 312-845-0064 Illinois U.S.A.
  • 3128450065 | +1 312-845-0065 Illinois U.S.A.
  • 3128450066 | +1 312-845-0066 Illinois U.S.A.
  • 3128450067 | +1 312-845-0067 Illinois U.S.A.
  • 3128450068 | +1 312-845-0068 Illinois U.S.A.
  • 3128450069 | +1 312-845-0069 Illinois U.S.A.
  • 3128450070 | +1 312-845-0070 Illinois U.S.A.
  • 3128450071 | +1 312-845-0071 Illinois U.S.A.
  • 3128450072 | +1 312-845-0072 Illinois U.S.A.
  • 3128450073 | +1 312-845-0073 Illinois U.S.A.
  • 3128450074 | +1 312-845-0074 Illinois U.S.A.
  • 3128450075 | +1 312-845-0075 Illinois U.S.A.
  • 3128450076 | +1 312-845-0076 Illinois U.S.A.
  • 3128450077 | +1 312-845-0077 Illinois U.S.A.
  • 3128450078 | +1 312-845-0078 Illinois U.S.A.
  • 3128450079 | +1 312-845-0079 Illinois U.S.A.
  • 3128450080 | +1 312-845-0080 Illinois U.S.A.
  • 3128450081 | +1 312-845-0081 Illinois U.S.A.
  • 3128450082 | +1 312-845-0082 Illinois U.S.A.
  • 3128450083 | +1 312-845-0083 Illinois U.S.A.
  • 3128450084 | +1 312-845-0084 Illinois U.S.A.
  • 3128450085 | +1 312-845-0085 Illinois U.S.A.
  • 3128450086 | +1 312-845-0086 Illinois U.S.A.
  • 3128450087 | +1 312-845-0087 Illinois U.S.A.
  • 3128450088 | +1 312-845-0088 Illinois U.S.A.
  • 3128450089 | +1 312-845-0089 Illinois U.S.A.
  • 3128450090 | +1 312-845-0090 Illinois U.S.A.
  • 3128450091 | +1 312-845-0091 Illinois U.S.A.
  • 3128450092 | +1 312-845-0092 Illinois U.S.A.
  • 3128450093 | +1 312-845-0093 Illinois U.S.A.
  • 3128450094 | +1 312-845-0094 Illinois U.S.A.
  • 3128450095 | +1 312-845-0095 Illinois U.S.A.
  • 3128450096 | +1 312-845-0096 Illinois U.S.A.
  • 3128450097 | +1 312-845-0097 Illinois U.S.A.
  • 3128450098 | +1 312-845-0098 Illinois U.S.A.
  • 3128450099 | +1 312-845-0099 Illinois U.S.A.