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).

  • 3129470000 | +1 312-947-0000 Illinois U.S.A.
  • 3129470001 | +1 312-947-0001 Illinois U.S.A.
  • 3129470002 | +1 312-947-0002 Illinois U.S.A.
  • 3129470003 | +1 312-947-0003 Illinois U.S.A.
  • 3129470004 | +1 312-947-0004 Illinois U.S.A.
  • 3129470005 | +1 312-947-0005 Illinois U.S.A.
  • 3129470006 | +1 312-947-0006 Illinois U.S.A.
  • 3129470007 | +1 312-947-0007 Illinois U.S.A.
  • 3129470008 | +1 312-947-0008 Illinois U.S.A.
  • 3129470009 | +1 312-947-0009 Illinois U.S.A.
  • 3129470010 | +1 312-947-0010 Illinois U.S.A.
  • 3129470011 | +1 312-947-0011 Illinois U.S.A.
  • 3129470012 | +1 312-947-0012 Illinois U.S.A.
  • 3129470013 | +1 312-947-0013 Illinois U.S.A.
  • 3129470014 | +1 312-947-0014 Illinois U.S.A.
  • 3129470015 | +1 312-947-0015 Illinois U.S.A.
  • 3129470016 | +1 312-947-0016 Illinois U.S.A.
  • 3129470017 | +1 312-947-0017 Illinois U.S.A.
  • 3129470018 | +1 312-947-0018 Illinois U.S.A.
  • 3129470019 | +1 312-947-0019 Illinois U.S.A.
  • 3129470020 | +1 312-947-0020 Illinois U.S.A.
  • 3129470021 | +1 312-947-0021 Illinois U.S.A.
  • 3129470022 | +1 312-947-0022 Illinois U.S.A.
  • 3129470023 | +1 312-947-0023 Illinois U.S.A.
  • 3129470024 | +1 312-947-0024 Illinois U.S.A.
  • 3129470025 | +1 312-947-0025 Illinois U.S.A.
  • 3129470026 | +1 312-947-0026 Illinois U.S.A.
  • 3129470027 | +1 312-947-0027 Illinois U.S.A.
  • 3129470028 | +1 312-947-0028 Illinois U.S.A.
  • 3129470029 | +1 312-947-0029 Illinois U.S.A.
  • 3129470030 | +1 312-947-0030 Illinois U.S.A.
  • 3129470031 | +1 312-947-0031 Illinois U.S.A.
  • 3129470032 | +1 312-947-0032 Illinois U.S.A.
  • 3129470033 | +1 312-947-0033 Illinois U.S.A.
  • 3129470034 | +1 312-947-0034 Illinois U.S.A.
  • 3129470035 | +1 312-947-0035 Illinois U.S.A.
  • 3129470036 | +1 312-947-0036 Illinois U.S.A.
  • 3129470037 | +1 312-947-0037 Illinois U.S.A.
  • 3129470038 | +1 312-947-0038 Illinois U.S.A.
  • 3129470039 | +1 312-947-0039 Illinois U.S.A.
  • 3129470040 | +1 312-947-0040 Illinois U.S.A.
  • 3129470041 | +1 312-947-0041 Illinois U.S.A.
  • 3129470042 | +1 312-947-0042 Illinois U.S.A.
  • 3129470043 | +1 312-947-0043 Illinois U.S.A.
  • 3129470044 | +1 312-947-0044 Illinois U.S.A.
  • 3129470045 | +1 312-947-0045 Illinois U.S.A.
  • 3129470046 | +1 312-947-0046 Illinois U.S.A.
  • 3129470047 | +1 312-947-0047 Illinois U.S.A.
  • 3129470048 | +1 312-947-0048 Illinois U.S.A.
  • 3129470049 | +1 312-947-0049 Illinois U.S.A.
  • 3129470050 | +1 312-947-0050 Illinois U.S.A.
  • 3129470051 | +1 312-947-0051 Illinois U.S.A.
  • 3129470052 | +1 312-947-0052 Illinois U.S.A.
  • 3129470053 | +1 312-947-0053 Illinois U.S.A.
  • 3129470054 | +1 312-947-0054 Illinois U.S.A.
  • 3129470055 | +1 312-947-0055 Illinois U.S.A.
  • 3129470056 | +1 312-947-0056 Illinois U.S.A.
  • 3129470057 | +1 312-947-0057 Illinois U.S.A.
  • 3129470058 | +1 312-947-0058 Illinois U.S.A.
  • 3129470059 | +1 312-947-0059 Illinois U.S.A.
  • 3129470060 | +1 312-947-0060 Illinois U.S.A.
  • 3129470061 | +1 312-947-0061 Illinois U.S.A.
  • 3129470062 | +1 312-947-0062 Illinois U.S.A.
  • 3129470063 | +1 312-947-0063 Illinois U.S.A.
  • 3129470064 | +1 312-947-0064 Illinois U.S.A.
  • 3129470065 | +1 312-947-0065 Illinois U.S.A.
  • 3129470066 | +1 312-947-0066 Illinois U.S.A.
  • 3129470067 | +1 312-947-0067 Illinois U.S.A.
  • 3129470068 | +1 312-947-0068 Illinois U.S.A.
  • 3129470069 | +1 312-947-0069 Illinois U.S.A.
  • 3129470070 | +1 312-947-0070 Illinois U.S.A.
  • 3129470071 | +1 312-947-0071 Illinois U.S.A.
  • 3129470072 | +1 312-947-0072 Illinois U.S.A.
  • 3129470073 | +1 312-947-0073 Illinois U.S.A.
  • 3129470074 | +1 312-947-0074 Illinois U.S.A.
  • 3129470075 | +1 312-947-0075 Illinois U.S.A.
  • 3129470076 | +1 312-947-0076 Illinois U.S.A.
  • 3129470077 | +1 312-947-0077 Illinois U.S.A.
  • 3129470078 | +1 312-947-0078 Illinois U.S.A.
  • 3129470079 | +1 312-947-0079 Illinois U.S.A.
  • 3129470080 | +1 312-947-0080 Illinois U.S.A.
  • 3129470081 | +1 312-947-0081 Illinois U.S.A.
  • 3129470082 | +1 312-947-0082 Illinois U.S.A.
  • 3129470083 | +1 312-947-0083 Illinois U.S.A.
  • 3129470084 | +1 312-947-0084 Illinois U.S.A.
  • 3129470085 | +1 312-947-0085 Illinois U.S.A.
  • 3129470086 | +1 312-947-0086 Illinois U.S.A.
  • 3129470087 | +1 312-947-0087 Illinois U.S.A.
  • 3129470088 | +1 312-947-0088 Illinois U.S.A.
  • 3129470089 | +1 312-947-0089 Illinois U.S.A.
  • 3129470090 | +1 312-947-0090 Illinois U.S.A.
  • 3129470091 | +1 312-947-0091 Illinois U.S.A.
  • 3129470092 | +1 312-947-0092 Illinois U.S.A.
  • 3129470093 | +1 312-947-0093 Illinois U.S.A.
  • 3129470094 | +1 312-947-0094 Illinois U.S.A.
  • 3129470095 | +1 312-947-0095 Illinois U.S.A.
  • 3129470096 | +1 312-947-0096 Illinois U.S.A.
  • 3129470097 | +1 312-947-0097 Illinois U.S.A.
  • 3129470098 | +1 312-947-0098 Illinois U.S.A.
  • 3129470099 | +1 312-947-0099 Illinois U.S.A.