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).

  • 3122988800 | +1 312-298-8800 Illinois U.S.A.
  • 3122988801 | +1 312-298-8801 Illinois U.S.A.
  • 3122988802 | +1 312-298-8802 Illinois U.S.A.
  • 3122988803 | +1 312-298-8803 Illinois U.S.A.
  • 3122988804 | +1 312-298-8804 Illinois U.S.A.
  • 3122988805 | +1 312-298-8805 Illinois U.S.A.
  • 3122988806 | +1 312-298-8806 Illinois U.S.A.
  • 3122988807 | +1 312-298-8807 Illinois U.S.A.
  • 3122988808 | +1 312-298-8808 Illinois U.S.A.
  • 3122988809 | +1 312-298-8809 Illinois U.S.A.
  • 3122988810 | +1 312-298-8810 Illinois U.S.A.
  • 3122988811 | +1 312-298-8811 Illinois U.S.A.
  • 3122988812 | +1 312-298-8812 Illinois U.S.A.
  • 3122988813 | +1 312-298-8813 Illinois U.S.A.
  • 3122988814 | +1 312-298-8814 Illinois U.S.A.
  • 3122988815 | +1 312-298-8815 Illinois U.S.A.
  • 3122988816 | +1 312-298-8816 Illinois U.S.A.
  • 3122988817 | +1 312-298-8817 Illinois U.S.A.
  • 3122988818 | +1 312-298-8818 Illinois U.S.A.
  • 3122988819 | +1 312-298-8819 Illinois U.S.A.
  • 3122988820 | +1 312-298-8820 Illinois U.S.A.
  • 3122988821 | +1 312-298-8821 Illinois U.S.A.
  • 3122988822 | +1 312-298-8822 Illinois U.S.A.
  • 3122988823 | +1 312-298-8823 Illinois U.S.A.
  • 3122988824 | +1 312-298-8824 Illinois U.S.A.
  • 3122988825 | +1 312-298-8825 Illinois U.S.A.
  • 3122988826 | +1 312-298-8826 Illinois U.S.A.
  • 3122988827 | +1 312-298-8827 Illinois U.S.A.
  • 3122988828 | +1 312-298-8828 Illinois U.S.A.
  • 3122988829 | +1 312-298-8829 Illinois U.S.A.
  • 3122988830 | +1 312-298-8830 Illinois U.S.A.
  • 3122988831 | +1 312-298-8831 Illinois U.S.A.
  • 3122988832 | +1 312-298-8832 Illinois U.S.A.
  • 3122988833 | +1 312-298-8833 Illinois U.S.A.
  • 3122988834 | +1 312-298-8834 Illinois U.S.A.
  • 3122988835 | +1 312-298-8835 Illinois U.S.A.
  • 3122988836 | +1 312-298-8836 Illinois U.S.A.
  • 3122988837 | +1 312-298-8837 Illinois U.S.A.
  • 3122988838 | +1 312-298-8838 Illinois U.S.A.
  • 3122988839 | +1 312-298-8839 Illinois U.S.A.
  • 3122988840 | +1 312-298-8840 Illinois U.S.A.
  • 3122988841 | +1 312-298-8841 Illinois U.S.A.
  • 3122988842 | +1 312-298-8842 Illinois U.S.A.
  • 3122988843 | +1 312-298-8843 Illinois U.S.A.
  • 3122988844 | +1 312-298-8844 Illinois U.S.A.
  • 3122988845 | +1 312-298-8845 Illinois U.S.A.
  • 3122988846 | +1 312-298-8846 Illinois U.S.A.
  • 3122988847 | +1 312-298-8847 Illinois U.S.A.
  • 3122988848 | +1 312-298-8848 Illinois U.S.A.
  • 3122988849 | +1 312-298-8849 Illinois U.S.A.
  • 3122988850 | +1 312-298-8850 Illinois U.S.A.
  • 3122988851 | +1 312-298-8851 Illinois U.S.A.
  • 3122988852 | +1 312-298-8852 Illinois U.S.A.
  • 3122988853 | +1 312-298-8853 Illinois U.S.A.
  • 3122988854 | +1 312-298-8854 Illinois U.S.A.
  • 3122988855 | +1 312-298-8855 Illinois U.S.A.
  • 3122988856 | +1 312-298-8856 Illinois U.S.A.
  • 3122988857 | +1 312-298-8857 Illinois U.S.A.
  • 3122988858 | +1 312-298-8858 Illinois U.S.A.
  • 3122988859 | +1 312-298-8859 Illinois U.S.A.
  • 3122988860 | +1 312-298-8860 Illinois U.S.A.
  • 3122988861 | +1 312-298-8861 Illinois U.S.A.
  • 3122988862 | +1 312-298-8862 Illinois U.S.A.
  • 3122988863 | +1 312-298-8863 Illinois U.S.A.
  • 3122988864 | +1 312-298-8864 Illinois U.S.A.
  • 3122988865 | +1 312-298-8865 Illinois U.S.A.
  • 3122988866 | +1 312-298-8866 Illinois U.S.A.
  • 3122988867 | +1 312-298-8867 Illinois U.S.A.
  • 3122988868 | +1 312-298-8868 Illinois U.S.A.
  • 3122988869 | +1 312-298-8869 Illinois U.S.A.
  • 3122988870 | +1 312-298-8870 Illinois U.S.A.
  • 3122988871 | +1 312-298-8871 Illinois U.S.A.
  • 3122988872 | +1 312-298-8872 Illinois U.S.A.
  • 3122988873 | +1 312-298-8873 Illinois U.S.A.
  • 3122988874 | +1 312-298-8874 Illinois U.S.A.
  • 3122988875 | +1 312-298-8875 Illinois U.S.A.
  • 3122988876 | +1 312-298-8876 Illinois U.S.A.
  • 3122988877 | +1 312-298-8877 Illinois U.S.A.
  • 3122988878 | +1 312-298-8878 Illinois U.S.A.
  • 3122988879 | +1 312-298-8879 Illinois U.S.A.
  • 3122988880 | +1 312-298-8880 Illinois U.S.A.
  • 3122988881 | +1 312-298-8881 Illinois U.S.A.
  • 3122988882 | +1 312-298-8882 Illinois U.S.A.
  • 3122988883 | +1 312-298-8883 Illinois U.S.A.
  • 3122988884 | +1 312-298-8884 Illinois U.S.A.
  • 3122988885 | +1 312-298-8885 Illinois U.S.A.
  • 3122988886 | +1 312-298-8886 Illinois U.S.A.
  • 3122988887 | +1 312-298-8887 Illinois U.S.A.
  • 3122988888 | +1 312-298-8888 Illinois U.S.A.
  • 3122988889 | +1 312-298-8889 Illinois U.S.A.
  • 3122988890 | +1 312-298-8890 Illinois U.S.A.
  • 3122988891 | +1 312-298-8891 Illinois U.S.A.
  • 3122988892 | +1 312-298-8892 Illinois U.S.A.
  • 3122988893 | +1 312-298-8893 Illinois U.S.A.
  • 3122988894 | +1 312-298-8894 Illinois U.S.A.
  • 3122988895 | +1 312-298-8895 Illinois U.S.A.
  • 3122988896 | +1 312-298-8896 Illinois U.S.A.
  • 3122988897 | +1 312-298-8897 Illinois U.S.A.
  • 3122988898 | +1 312-298-8898 Illinois U.S.A.
  • 3122988899 | +1 312-298-8899 Illinois U.S.A.