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).

  • 3122450000 | +1 312-245-0000 Illinois U.S.A.
  • 3122450001 | +1 312-245-0001 Illinois U.S.A.
  • 3122450002 | +1 312-245-0002 Illinois U.S.A.
  • 3122450003 | +1 312-245-0003 Illinois U.S.A.
  • 3122450004 | +1 312-245-0004 Illinois U.S.A.
  • 3122450005 | +1 312-245-0005 Illinois U.S.A.
  • 3122450006 | +1 312-245-0006 Illinois U.S.A.
  • 3122450007 | +1 312-245-0007 Illinois U.S.A.
  • 3122450008 | +1 312-245-0008 Illinois U.S.A.
  • 3122450009 | +1 312-245-0009 Illinois U.S.A.
  • 3122450010 | +1 312-245-0010 Illinois U.S.A.
  • 3122450011 | +1 312-245-0011 Illinois U.S.A.
  • 3122450012 | +1 312-245-0012 Illinois U.S.A.
  • 3122450013 | +1 312-245-0013 Illinois U.S.A.
  • 3122450014 | +1 312-245-0014 Illinois U.S.A.
  • 3122450015 | +1 312-245-0015 Illinois U.S.A.
  • 3122450016 | +1 312-245-0016 Illinois U.S.A.
  • 3122450017 | +1 312-245-0017 Illinois U.S.A.
  • 3122450018 | +1 312-245-0018 Illinois U.S.A.
  • 3122450019 | +1 312-245-0019 Illinois U.S.A.
  • 3122450020 | +1 312-245-0020 Illinois U.S.A.
  • 3122450021 | +1 312-245-0021 Illinois U.S.A.
  • 3122450022 | +1 312-245-0022 Illinois U.S.A.
  • 3122450023 | +1 312-245-0023 Illinois U.S.A.
  • 3122450024 | +1 312-245-0024 Illinois U.S.A.
  • 3122450025 | +1 312-245-0025 Illinois U.S.A.
  • 3122450026 | +1 312-245-0026 Illinois U.S.A.
  • 3122450027 | +1 312-245-0027 Illinois U.S.A.
  • 3122450028 | +1 312-245-0028 Illinois U.S.A.
  • 3122450029 | +1 312-245-0029 Illinois U.S.A.
  • 3122450030 | +1 312-245-0030 Illinois U.S.A.
  • 3122450031 | +1 312-245-0031 Illinois U.S.A.
  • 3122450032 | +1 312-245-0032 Illinois U.S.A.
  • 3122450033 | +1 312-245-0033 Illinois U.S.A.
  • 3122450034 | +1 312-245-0034 Illinois U.S.A.
  • 3122450035 | +1 312-245-0035 Illinois U.S.A.
  • 3122450036 | +1 312-245-0036 Illinois U.S.A.
  • 3122450037 | +1 312-245-0037 Illinois U.S.A.
  • 3122450038 | +1 312-245-0038 Illinois U.S.A.
  • 3122450039 | +1 312-245-0039 Illinois U.S.A.
  • 3122450040 | +1 312-245-0040 Illinois U.S.A.
  • 3122450041 | +1 312-245-0041 Illinois U.S.A.
  • 3122450042 | +1 312-245-0042 Illinois U.S.A.
  • 3122450043 | +1 312-245-0043 Illinois U.S.A.
  • 3122450044 | +1 312-245-0044 Illinois U.S.A.
  • 3122450045 | +1 312-245-0045 Illinois U.S.A.
  • 3122450046 | +1 312-245-0046 Illinois U.S.A.
  • 3122450047 | +1 312-245-0047 Illinois U.S.A.
  • 3122450048 | +1 312-245-0048 Illinois U.S.A.
  • 3122450049 | +1 312-245-0049 Illinois U.S.A.
  • 3122450050 | +1 312-245-0050 Illinois U.S.A.
  • 3122450051 | +1 312-245-0051 Illinois U.S.A.
  • 3122450052 | +1 312-245-0052 Illinois U.S.A.
  • 3122450053 | +1 312-245-0053 Illinois U.S.A.
  • 3122450054 | +1 312-245-0054 Illinois U.S.A.
  • 3122450055 | +1 312-245-0055 Illinois U.S.A.
  • 3122450056 | +1 312-245-0056 Illinois U.S.A.
  • 3122450057 | +1 312-245-0057 Illinois U.S.A.
  • 3122450058 | +1 312-245-0058 Illinois U.S.A.
  • 3122450059 | +1 312-245-0059 Illinois U.S.A.
  • 3122450060 | +1 312-245-0060 Illinois U.S.A.
  • 3122450061 | +1 312-245-0061 Illinois U.S.A.
  • 3122450062 | +1 312-245-0062 Illinois U.S.A.
  • 3122450063 | +1 312-245-0063 Illinois U.S.A.
  • 3122450064 | +1 312-245-0064 Illinois U.S.A.
  • 3122450065 | +1 312-245-0065 Illinois U.S.A.
  • 3122450066 | +1 312-245-0066 Illinois U.S.A.
  • 3122450067 | +1 312-245-0067 Illinois U.S.A.
  • 3122450068 | +1 312-245-0068 Illinois U.S.A.
  • 3122450069 | +1 312-245-0069 Illinois U.S.A.
  • 3122450070 | +1 312-245-0070 Illinois U.S.A.
  • 3122450071 | +1 312-245-0071 Illinois U.S.A.
  • 3122450072 | +1 312-245-0072 Illinois U.S.A.
  • 3122450073 | +1 312-245-0073 Illinois U.S.A.
  • 3122450074 | +1 312-245-0074 Illinois U.S.A.
  • 3122450075 | +1 312-245-0075 Illinois U.S.A.
  • 3122450076 | +1 312-245-0076 Illinois U.S.A.
  • 3122450077 | +1 312-245-0077 Illinois U.S.A.
  • 3122450078 | +1 312-245-0078 Illinois U.S.A.
  • 3122450079 | +1 312-245-0079 Illinois U.S.A.
  • 3122450080 | +1 312-245-0080 Illinois U.S.A.
  • 3122450081 | +1 312-245-0081 Illinois U.S.A.
  • 3122450082 | +1 312-245-0082 Illinois U.S.A.
  • 3122450083 | +1 312-245-0083 Illinois U.S.A.
  • 3122450084 | +1 312-245-0084 Illinois U.S.A.
  • 3122450085 | +1 312-245-0085 Illinois U.S.A.
  • 3122450086 | +1 312-245-0086 Illinois U.S.A.
  • 3122450087 | +1 312-245-0087 Illinois U.S.A.
  • 3122450088 | +1 312-245-0088 Illinois U.S.A.
  • 3122450089 | +1 312-245-0089 Illinois U.S.A.
  • 3122450090 | +1 312-245-0090 Illinois U.S.A.
  • 3122450091 | +1 312-245-0091 Illinois U.S.A.
  • 3122450092 | +1 312-245-0092 Illinois U.S.A.
  • 3122450093 | +1 312-245-0093 Illinois U.S.A.
  • 3122450094 | +1 312-245-0094 Illinois U.S.A.
  • 3122450095 | +1 312-245-0095 Illinois U.S.A.
  • 3122450096 | +1 312-245-0096 Illinois U.S.A.
  • 3122450097 | +1 312-245-0097 Illinois U.S.A.
  • 3122450098 | +1 312-245-0098 Illinois U.S.A.
  • 3122450099 | +1 312-245-0099 Illinois U.S.A.