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).

  • 3129888800 | +1 312-988-8800 Illinois U.S.A.
  • 3129888801 | +1 312-988-8801 Illinois U.S.A.
  • 3129888802 | +1 312-988-8802 Illinois U.S.A.
  • 3129888803 | +1 312-988-8803 Illinois U.S.A.
  • 3129888804 | +1 312-988-8804 Illinois U.S.A.
  • 3129888805 | +1 312-988-8805 Illinois U.S.A.
  • 3129888806 | +1 312-988-8806 Illinois U.S.A.
  • 3129888807 | +1 312-988-8807 Illinois U.S.A.
  • 3129888808 | +1 312-988-8808 Illinois U.S.A.
  • 3129888809 | +1 312-988-8809 Illinois U.S.A.
  • 3129888810 | +1 312-988-8810 Illinois U.S.A.
  • 3129888811 | +1 312-988-8811 Illinois U.S.A.
  • 3129888812 | +1 312-988-8812 Illinois U.S.A.
  • 3129888813 | +1 312-988-8813 Illinois U.S.A.
  • 3129888814 | +1 312-988-8814 Illinois U.S.A.
  • 3129888815 | +1 312-988-8815 Illinois U.S.A.
  • 3129888816 | +1 312-988-8816 Illinois U.S.A.
  • 3129888817 | +1 312-988-8817 Illinois U.S.A.
  • 3129888818 | +1 312-988-8818 Illinois U.S.A.
  • 3129888819 | +1 312-988-8819 Illinois U.S.A.
  • 3129888820 | +1 312-988-8820 Illinois U.S.A.
  • 3129888821 | +1 312-988-8821 Illinois U.S.A.
  • 3129888822 | +1 312-988-8822 Illinois U.S.A.
  • 3129888823 | +1 312-988-8823 Illinois U.S.A.
  • 3129888824 | +1 312-988-8824 Illinois U.S.A.
  • 3129888825 | +1 312-988-8825 Illinois U.S.A.
  • 3129888826 | +1 312-988-8826 Illinois U.S.A.
  • 3129888827 | +1 312-988-8827 Illinois U.S.A.
  • 3129888828 | +1 312-988-8828 Illinois U.S.A.
  • 3129888829 | +1 312-988-8829 Illinois U.S.A.
  • 3129888830 | +1 312-988-8830 Illinois U.S.A.
  • 3129888831 | +1 312-988-8831 Illinois U.S.A.
  • 3129888832 | +1 312-988-8832 Illinois U.S.A.
  • 3129888833 | +1 312-988-8833 Illinois U.S.A.
  • 3129888834 | +1 312-988-8834 Illinois U.S.A.
  • 3129888835 | +1 312-988-8835 Illinois U.S.A.
  • 3129888836 | +1 312-988-8836 Illinois U.S.A.
  • 3129888837 | +1 312-988-8837 Illinois U.S.A.
  • 3129888838 | +1 312-988-8838 Illinois U.S.A.
  • 3129888839 | +1 312-988-8839 Illinois U.S.A.
  • 3129888840 | +1 312-988-8840 Illinois U.S.A.
  • 3129888841 | +1 312-988-8841 Illinois U.S.A.
  • 3129888842 | +1 312-988-8842 Illinois U.S.A.
  • 3129888843 | +1 312-988-8843 Illinois U.S.A.
  • 3129888844 | +1 312-988-8844 Illinois U.S.A.
  • 3129888845 | +1 312-988-8845 Illinois U.S.A.
  • 3129888846 | +1 312-988-8846 Illinois U.S.A.
  • 3129888847 | +1 312-988-8847 Illinois U.S.A.
  • 3129888848 | +1 312-988-8848 Illinois U.S.A.
  • 3129888849 | +1 312-988-8849 Illinois U.S.A.
  • 3129888850 | +1 312-988-8850 Illinois U.S.A.
  • 3129888851 | +1 312-988-8851 Illinois U.S.A.
  • 3129888852 | +1 312-988-8852 Illinois U.S.A.
  • 3129888853 | +1 312-988-8853 Illinois U.S.A.
  • 3129888854 | +1 312-988-8854 Illinois U.S.A.
  • 3129888855 | +1 312-988-8855 Illinois U.S.A.
  • 3129888856 | +1 312-988-8856 Illinois U.S.A.
  • 3129888857 | +1 312-988-8857 Illinois U.S.A.
  • 3129888858 | +1 312-988-8858 Illinois U.S.A.
  • 3129888859 | +1 312-988-8859 Illinois U.S.A.
  • 3129888860 | +1 312-988-8860 Illinois U.S.A.
  • 3129888861 | +1 312-988-8861 Illinois U.S.A.
  • 3129888862 | +1 312-988-8862 Illinois U.S.A.
  • 3129888863 | +1 312-988-8863 Illinois U.S.A.
  • 3129888864 | +1 312-988-8864 Illinois U.S.A.
  • 3129888865 | +1 312-988-8865 Illinois U.S.A.
  • 3129888866 | +1 312-988-8866 Illinois U.S.A.
  • 3129888867 | +1 312-988-8867 Illinois U.S.A.
  • 3129888868 | +1 312-988-8868 Illinois U.S.A.
  • 3129888869 | +1 312-988-8869 Illinois U.S.A.
  • 3129888870 | +1 312-988-8870 Illinois U.S.A.
  • 3129888871 | +1 312-988-8871 Illinois U.S.A.
  • 3129888872 | +1 312-988-8872 Illinois U.S.A.
  • 3129888873 | +1 312-988-8873 Illinois U.S.A.
  • 3129888874 | +1 312-988-8874 Illinois U.S.A.
  • 3129888875 | +1 312-988-8875 Illinois U.S.A.
  • 3129888876 | +1 312-988-8876 Illinois U.S.A.
  • 3129888877 | +1 312-988-8877 Illinois U.S.A.
  • 3129888878 | +1 312-988-8878 Illinois U.S.A.
  • 3129888879 | +1 312-988-8879 Illinois U.S.A.
  • 3129888880 | +1 312-988-8880 Illinois U.S.A.
  • 3129888881 | +1 312-988-8881 Illinois U.S.A.
  • 3129888882 | +1 312-988-8882 Illinois U.S.A.
  • 3129888883 | +1 312-988-8883 Illinois U.S.A.
  • 3129888884 | +1 312-988-8884 Illinois U.S.A.
  • 3129888885 | +1 312-988-8885 Illinois U.S.A.
  • 3129888886 | +1 312-988-8886 Illinois U.S.A.
  • 3129888887 | +1 312-988-8887 Illinois U.S.A.
  • 3129888888 | +1 312-988-8888 Illinois U.S.A.
  • 3129888889 | +1 312-988-8889 Illinois U.S.A.
  • 3129888890 | +1 312-988-8890 Illinois U.S.A.
  • 3129888891 | +1 312-988-8891 Illinois U.S.A.
  • 3129888892 | +1 312-988-8892 Illinois U.S.A.
  • 3129888893 | +1 312-988-8893 Illinois U.S.A.
  • 3129888894 | +1 312-988-8894 Illinois U.S.A.
  • 3129888895 | +1 312-988-8895 Illinois U.S.A.
  • 3129888896 | +1 312-988-8896 Illinois U.S.A.
  • 3129888897 | +1 312-988-8897 Illinois U.S.A.
  • 3129888898 | +1 312-988-8898 Illinois U.S.A.
  • 3129888899 | +1 312-988-8899 Illinois U.S.A.