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).

  • 3124920800 | +1 312-492-0800 Illinois U.S.A.
  • 3124920801 | +1 312-492-0801 Illinois U.S.A.
  • 3124920802 | +1 312-492-0802 Illinois U.S.A.
  • 3124920803 | +1 312-492-0803 Illinois U.S.A.
  • 3124920804 | +1 312-492-0804 Illinois U.S.A.
  • 3124920805 | +1 312-492-0805 Illinois U.S.A.
  • 3124920806 | +1 312-492-0806 Illinois U.S.A.
  • 3124920807 | +1 312-492-0807 Illinois U.S.A.
  • 3124920808 | +1 312-492-0808 Illinois U.S.A.
  • 3124920809 | +1 312-492-0809 Illinois U.S.A.
  • 3124920810 | +1 312-492-0810 Illinois U.S.A.
  • 3124920811 | +1 312-492-0811 Illinois U.S.A.
  • 3124920812 | +1 312-492-0812 Illinois U.S.A.
  • 3124920813 | +1 312-492-0813 Illinois U.S.A.
  • 3124920814 | +1 312-492-0814 Illinois U.S.A.
  • 3124920815 | +1 312-492-0815 Illinois U.S.A.
  • 3124920816 | +1 312-492-0816 Illinois U.S.A.
  • 3124920817 | +1 312-492-0817 Illinois U.S.A.
  • 3124920818 | +1 312-492-0818 Illinois U.S.A.
  • 3124920819 | +1 312-492-0819 Illinois U.S.A.
  • 3124920820 | +1 312-492-0820 Illinois U.S.A.
  • 3124920821 | +1 312-492-0821 Illinois U.S.A.
  • 3124920822 | +1 312-492-0822 Illinois U.S.A.
  • 3124920823 | +1 312-492-0823 Illinois U.S.A.
  • 3124920824 | +1 312-492-0824 Illinois U.S.A.
  • 3124920825 | +1 312-492-0825 Illinois U.S.A.
  • 3124920826 | +1 312-492-0826 Illinois U.S.A.
  • 3124920827 | +1 312-492-0827 Illinois U.S.A.
  • 3124920828 | +1 312-492-0828 Illinois U.S.A.
  • 3124920829 | +1 312-492-0829 Illinois U.S.A.
  • 3124920830 | +1 312-492-0830 Illinois U.S.A.
  • 3124920831 | +1 312-492-0831 Illinois U.S.A.
  • 3124920832 | +1 312-492-0832 Illinois U.S.A.
  • 3124920833 | +1 312-492-0833 Illinois U.S.A.
  • 3124920834 | +1 312-492-0834 Illinois U.S.A.
  • 3124920835 | +1 312-492-0835 Illinois U.S.A.
  • 3124920836 | +1 312-492-0836 Illinois U.S.A.
  • 3124920837 | +1 312-492-0837 Illinois U.S.A.
  • 3124920838 | +1 312-492-0838 Illinois U.S.A.
  • 3124920839 | +1 312-492-0839 Illinois U.S.A.
  • 3124920840 | +1 312-492-0840 Illinois U.S.A.
  • 3124920841 | +1 312-492-0841 Illinois U.S.A.
  • 3124920842 | +1 312-492-0842 Illinois U.S.A.
  • 3124920843 | +1 312-492-0843 Illinois U.S.A.
  • 3124920844 | +1 312-492-0844 Illinois U.S.A.
  • 3124920845 | +1 312-492-0845 Illinois U.S.A.
  • 3124920846 | +1 312-492-0846 Illinois U.S.A.
  • 3124920847 | +1 312-492-0847 Illinois U.S.A.
  • 3124920848 | +1 312-492-0848 Illinois U.S.A.
  • 3124920849 | +1 312-492-0849 Illinois U.S.A.
  • 3124920850 | +1 312-492-0850 Illinois U.S.A.
  • 3124920851 | +1 312-492-0851 Illinois U.S.A.
  • 3124920852 | +1 312-492-0852 Illinois U.S.A.
  • 3124920853 | +1 312-492-0853 Illinois U.S.A.
  • 3124920854 | +1 312-492-0854 Illinois U.S.A.
  • 3124920855 | +1 312-492-0855 Illinois U.S.A.
  • 3124920856 | +1 312-492-0856 Illinois U.S.A.
  • 3124920857 | +1 312-492-0857 Illinois U.S.A.
  • 3124920858 | +1 312-492-0858 Illinois U.S.A.
  • 3124920859 | +1 312-492-0859 Illinois U.S.A.
  • 3124920860 | +1 312-492-0860 Illinois U.S.A.
  • 3124920861 | +1 312-492-0861 Illinois U.S.A.
  • 3124920862 | +1 312-492-0862 Illinois U.S.A.
  • 3124920863 | +1 312-492-0863 Illinois U.S.A.
  • 3124920864 | +1 312-492-0864 Illinois U.S.A.
  • 3124920865 | +1 312-492-0865 Illinois U.S.A.
  • 3124920866 | +1 312-492-0866 Illinois U.S.A.
  • 3124920867 | +1 312-492-0867 Illinois U.S.A.
  • 3124920868 | +1 312-492-0868 Illinois U.S.A.
  • 3124920869 | +1 312-492-0869 Illinois U.S.A.
  • 3124920870 | +1 312-492-0870 Illinois U.S.A.
  • 3124920871 | +1 312-492-0871 Illinois U.S.A.
  • 3124920872 | +1 312-492-0872 Illinois U.S.A.
  • 3124920873 | +1 312-492-0873 Illinois U.S.A.
  • 3124920874 | +1 312-492-0874 Illinois U.S.A.
  • 3124920875 | +1 312-492-0875 Illinois U.S.A.
  • 3124920876 | +1 312-492-0876 Illinois U.S.A.
  • 3124920877 | +1 312-492-0877 Illinois U.S.A.
  • 3124920878 | +1 312-492-0878 Illinois U.S.A.
  • 3124920879 | +1 312-492-0879 Illinois U.S.A.
  • 3124920880 | +1 312-492-0880 Illinois U.S.A.
  • 3124920881 | +1 312-492-0881 Illinois U.S.A.
  • 3124920882 | +1 312-492-0882 Illinois U.S.A.
  • 3124920883 | +1 312-492-0883 Illinois U.S.A.
  • 3124920884 | +1 312-492-0884 Illinois U.S.A.
  • 3124920885 | +1 312-492-0885 Illinois U.S.A.
  • 3124920886 | +1 312-492-0886 Illinois U.S.A.
  • 3124920887 | +1 312-492-0887 Illinois U.S.A.
  • 3124920888 | +1 312-492-0888 Illinois U.S.A.
  • 3124920889 | +1 312-492-0889 Illinois U.S.A.
  • 3124920890 | +1 312-492-0890 Illinois U.S.A.
  • 3124920891 | +1 312-492-0891 Illinois U.S.A.
  • 3124920892 | +1 312-492-0892 Illinois U.S.A.
  • 3124920893 | +1 312-492-0893 Illinois U.S.A.
  • 3124920894 | +1 312-492-0894 Illinois U.S.A.
  • 3124920895 | +1 312-492-0895 Illinois U.S.A.
  • 3124920896 | +1 312-492-0896 Illinois U.S.A.
  • 3124920897 | +1 312-492-0897 Illinois U.S.A.
  • 3124920898 | +1 312-492-0898 Illinois U.S.A.
  • 3124920899 | +1 312-492-0899 Illinois U.S.A.