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).

  • 3129478800 | +1 312-947-8800 Illinois U.S.A.
  • 3129478801 | +1 312-947-8801 Illinois U.S.A.
  • 3129478802 | +1 312-947-8802 Illinois U.S.A.
  • 3129478803 | +1 312-947-8803 Illinois U.S.A.
  • 3129478804 | +1 312-947-8804 Illinois U.S.A.
  • 3129478805 | +1 312-947-8805 Illinois U.S.A.
  • 3129478806 | +1 312-947-8806 Illinois U.S.A.
  • 3129478807 | +1 312-947-8807 Illinois U.S.A.
  • 3129478808 | +1 312-947-8808 Illinois U.S.A.
  • 3129478809 | +1 312-947-8809 Illinois U.S.A.
  • 3129478810 | +1 312-947-8810 Illinois U.S.A.
  • 3129478811 | +1 312-947-8811 Illinois U.S.A.
  • 3129478812 | +1 312-947-8812 Illinois U.S.A.
  • 3129478813 | +1 312-947-8813 Illinois U.S.A.
  • 3129478814 | +1 312-947-8814 Illinois U.S.A.
  • 3129478815 | +1 312-947-8815 Illinois U.S.A.
  • 3129478816 | +1 312-947-8816 Illinois U.S.A.
  • 3129478817 | +1 312-947-8817 Illinois U.S.A.
  • 3129478818 | +1 312-947-8818 Illinois U.S.A.
  • 3129478819 | +1 312-947-8819 Illinois U.S.A.
  • 3129478820 | +1 312-947-8820 Illinois U.S.A.
  • 3129478821 | +1 312-947-8821 Illinois U.S.A.
  • 3129478822 | +1 312-947-8822 Illinois U.S.A.
  • 3129478823 | +1 312-947-8823 Illinois U.S.A.
  • 3129478824 | +1 312-947-8824 Illinois U.S.A.
  • 3129478825 | +1 312-947-8825 Illinois U.S.A.
  • 3129478826 | +1 312-947-8826 Illinois U.S.A.
  • 3129478827 | +1 312-947-8827 Illinois U.S.A.
  • 3129478828 | +1 312-947-8828 Illinois U.S.A.
  • 3129478829 | +1 312-947-8829 Illinois U.S.A.
  • 3129478830 | +1 312-947-8830 Illinois U.S.A.
  • 3129478831 | +1 312-947-8831 Illinois U.S.A.
  • 3129478832 | +1 312-947-8832 Illinois U.S.A.
  • 3129478833 | +1 312-947-8833 Illinois U.S.A.
  • 3129478834 | +1 312-947-8834 Illinois U.S.A.
  • 3129478835 | +1 312-947-8835 Illinois U.S.A.
  • 3129478836 | +1 312-947-8836 Illinois U.S.A.
  • 3129478837 | +1 312-947-8837 Illinois U.S.A.
  • 3129478838 | +1 312-947-8838 Illinois U.S.A.
  • 3129478839 | +1 312-947-8839 Illinois U.S.A.
  • 3129478840 | +1 312-947-8840 Illinois U.S.A.
  • 3129478841 | +1 312-947-8841 Illinois U.S.A.
  • 3129478842 | +1 312-947-8842 Illinois U.S.A.
  • 3129478843 | +1 312-947-8843 Illinois U.S.A.
  • 3129478844 | +1 312-947-8844 Illinois U.S.A.
  • 3129478845 | +1 312-947-8845 Illinois U.S.A.
  • 3129478846 | +1 312-947-8846 Illinois U.S.A.
  • 3129478847 | +1 312-947-8847 Illinois U.S.A.
  • 3129478848 | +1 312-947-8848 Illinois U.S.A.
  • 3129478849 | +1 312-947-8849 Illinois U.S.A.
  • 3129478850 | +1 312-947-8850 Illinois U.S.A.
  • 3129478851 | +1 312-947-8851 Illinois U.S.A.
  • 3129478852 | +1 312-947-8852 Illinois U.S.A.
  • 3129478853 | +1 312-947-8853 Illinois U.S.A.
  • 3129478854 | +1 312-947-8854 Illinois U.S.A.
  • 3129478855 | +1 312-947-8855 Illinois U.S.A.
  • 3129478856 | +1 312-947-8856 Illinois U.S.A.
  • 3129478857 | +1 312-947-8857 Illinois U.S.A.
  • 3129478858 | +1 312-947-8858 Illinois U.S.A.
  • 3129478859 | +1 312-947-8859 Illinois U.S.A.
  • 3129478860 | +1 312-947-8860 Illinois U.S.A.
  • 3129478861 | +1 312-947-8861 Illinois U.S.A.
  • 3129478862 | +1 312-947-8862 Illinois U.S.A.
  • 3129478863 | +1 312-947-8863 Illinois U.S.A.
  • 3129478864 | +1 312-947-8864 Illinois U.S.A.
  • 3129478865 | +1 312-947-8865 Illinois U.S.A.
  • 3129478866 | +1 312-947-8866 Illinois U.S.A.
  • 3129478867 | +1 312-947-8867 Illinois U.S.A.
  • 3129478868 | +1 312-947-8868 Illinois U.S.A.
  • 3129478869 | +1 312-947-8869 Illinois U.S.A.
  • 3129478870 | +1 312-947-8870 Illinois U.S.A.
  • 3129478871 | +1 312-947-8871 Illinois U.S.A.
  • 3129478872 | +1 312-947-8872 Illinois U.S.A.
  • 3129478873 | +1 312-947-8873 Illinois U.S.A.
  • 3129478874 | +1 312-947-8874 Illinois U.S.A.
  • 3129478875 | +1 312-947-8875 Illinois U.S.A.
  • 3129478876 | +1 312-947-8876 Illinois U.S.A.
  • 3129478877 | +1 312-947-8877 Illinois U.S.A.
  • 3129478878 | +1 312-947-8878 Illinois U.S.A.
  • 3129478879 | +1 312-947-8879 Illinois U.S.A.
  • 3129478880 | +1 312-947-8880 Illinois U.S.A.
  • 3129478881 | +1 312-947-8881 Illinois U.S.A.
  • 3129478882 | +1 312-947-8882 Illinois U.S.A.
  • 3129478883 | +1 312-947-8883 Illinois U.S.A.
  • 3129478884 | +1 312-947-8884 Illinois U.S.A.
  • 3129478885 | +1 312-947-8885 Illinois U.S.A.
  • 3129478886 | +1 312-947-8886 Illinois U.S.A.
  • 3129478887 | +1 312-947-8887 Illinois U.S.A.
  • 3129478888 | +1 312-947-8888 Illinois U.S.A.
  • 3129478889 | +1 312-947-8889 Illinois U.S.A.
  • 3129478890 | +1 312-947-8890 Illinois U.S.A.
  • 3129478891 | +1 312-947-8891 Illinois U.S.A.
  • 3129478892 | +1 312-947-8892 Illinois U.S.A.
  • 3129478893 | +1 312-947-8893 Illinois U.S.A.
  • 3129478894 | +1 312-947-8894 Illinois U.S.A.
  • 3129478895 | +1 312-947-8895 Illinois U.S.A.
  • 3129478896 | +1 312-947-8896 Illinois U.S.A.
  • 3129478897 | +1 312-947-8897 Illinois U.S.A.
  • 3129478898 | +1 312-947-8898 Illinois U.S.A.
  • 3129478899 | +1 312-947-8899 Illinois U.S.A.