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).

  • 3129437800 | +1 312-943-7800 Illinois U.S.A.
  • 3129437801 | +1 312-943-7801 Illinois U.S.A.
  • 3129437802 | +1 312-943-7802 Illinois U.S.A.
  • 3129437803 | +1 312-943-7803 Illinois U.S.A.
  • 3129437804 | +1 312-943-7804 Illinois U.S.A.
  • 3129437805 | +1 312-943-7805 Illinois U.S.A.
  • 3129437806 | +1 312-943-7806 Illinois U.S.A.
  • 3129437807 | +1 312-943-7807 Illinois U.S.A.
  • 3129437808 | +1 312-943-7808 Illinois U.S.A.
  • 3129437809 | +1 312-943-7809 Illinois U.S.A.
  • 3129437810 | +1 312-943-7810 Illinois U.S.A.
  • 3129437811 | +1 312-943-7811 Illinois U.S.A.
  • 3129437812 | +1 312-943-7812 Illinois U.S.A.
  • 3129437813 | +1 312-943-7813 Illinois U.S.A.
  • 3129437814 | +1 312-943-7814 Illinois U.S.A.
  • 3129437815 | +1 312-943-7815 Illinois U.S.A.
  • 3129437816 | +1 312-943-7816 Illinois U.S.A.
  • 3129437817 | +1 312-943-7817 Illinois U.S.A.
  • 3129437818 | +1 312-943-7818 Illinois U.S.A.
  • 3129437819 | +1 312-943-7819 Illinois U.S.A.
  • 3129437820 | +1 312-943-7820 Illinois U.S.A.
  • 3129437821 | +1 312-943-7821 Illinois U.S.A.
  • 3129437822 | +1 312-943-7822 Illinois U.S.A.
  • 3129437823 | +1 312-943-7823 Illinois U.S.A.
  • 3129437824 | +1 312-943-7824 Illinois U.S.A.
  • 3129437825 | +1 312-943-7825 Illinois U.S.A.
  • 3129437826 | +1 312-943-7826 Illinois U.S.A.
  • 3129437827 | +1 312-943-7827 Illinois U.S.A.
  • 3129437828 | +1 312-943-7828 Illinois U.S.A.
  • 3129437829 | +1 312-943-7829 Illinois U.S.A.
  • 3129437830 | +1 312-943-7830 Illinois U.S.A.
  • 3129437831 | +1 312-943-7831 Illinois U.S.A.
  • 3129437832 | +1 312-943-7832 Illinois U.S.A.
  • 3129437833 | +1 312-943-7833 Illinois U.S.A.
  • 3129437834 | +1 312-943-7834 Illinois U.S.A.
  • 3129437835 | +1 312-943-7835 Illinois U.S.A.
  • 3129437836 | +1 312-943-7836 Illinois U.S.A.
  • 3129437837 | +1 312-943-7837 Illinois U.S.A.
  • 3129437838 | +1 312-943-7838 Illinois U.S.A.
  • 3129437839 | +1 312-943-7839 Illinois U.S.A.
  • 3129437840 | +1 312-943-7840 Illinois U.S.A.
  • 3129437841 | +1 312-943-7841 Illinois U.S.A.
  • 3129437842 | +1 312-943-7842 Illinois U.S.A.
  • 3129437843 | +1 312-943-7843 Illinois U.S.A.
  • 3129437844 | +1 312-943-7844 Illinois U.S.A.
  • 3129437845 | +1 312-943-7845 Illinois U.S.A.
  • 3129437846 | +1 312-943-7846 Illinois U.S.A.
  • 3129437847 | +1 312-943-7847 Illinois U.S.A.
  • 3129437848 | +1 312-943-7848 Illinois U.S.A.
  • 3129437849 | +1 312-943-7849 Illinois U.S.A.
  • 3129437850 | +1 312-943-7850 Illinois U.S.A.
  • 3129437851 | +1 312-943-7851 Illinois U.S.A.
  • 3129437852 | +1 312-943-7852 Illinois U.S.A.
  • 3129437853 | +1 312-943-7853 Illinois U.S.A.
  • 3129437854 | +1 312-943-7854 Illinois U.S.A.
  • 3129437855 | +1 312-943-7855 Illinois U.S.A.
  • 3129437856 | +1 312-943-7856 Illinois U.S.A.
  • 3129437857 | +1 312-943-7857 Illinois U.S.A.
  • 3129437858 | +1 312-943-7858 Illinois U.S.A.
  • 3129437859 | +1 312-943-7859 Illinois U.S.A.
  • 3129437860 | +1 312-943-7860 Illinois U.S.A.
  • 3129437861 | +1 312-943-7861 Illinois U.S.A.
  • 3129437862 | +1 312-943-7862 Illinois U.S.A.
  • 3129437863 | +1 312-943-7863 Illinois U.S.A.
  • 3129437864 | +1 312-943-7864 Illinois U.S.A.
  • 3129437865 | +1 312-943-7865 Illinois U.S.A.
  • 3129437866 | +1 312-943-7866 Illinois U.S.A.
  • 3129437867 | +1 312-943-7867 Illinois U.S.A.
  • 3129437868 | +1 312-943-7868 Illinois U.S.A.
  • 3129437869 | +1 312-943-7869 Illinois U.S.A.
  • 3129437870 | +1 312-943-7870 Illinois U.S.A.
  • 3129437871 | +1 312-943-7871 Illinois U.S.A.
  • 3129437872 | +1 312-943-7872 Illinois U.S.A.
  • 3129437873 | +1 312-943-7873 Illinois U.S.A.
  • 3129437874 | +1 312-943-7874 Illinois U.S.A.
  • 3129437875 | +1 312-943-7875 Illinois U.S.A.
  • 3129437876 | +1 312-943-7876 Illinois U.S.A.
  • 3129437877 | +1 312-943-7877 Illinois U.S.A.
  • 3129437878 | +1 312-943-7878 Illinois U.S.A.
  • 3129437879 | +1 312-943-7879 Illinois U.S.A.
  • 3129437880 | +1 312-943-7880 Illinois U.S.A.
  • 3129437881 | +1 312-943-7881 Illinois U.S.A.
  • 3129437882 | +1 312-943-7882 Illinois U.S.A.
  • 3129437883 | +1 312-943-7883 Illinois U.S.A.
  • 3129437884 | +1 312-943-7884 Illinois U.S.A.
  • 3129437885 | +1 312-943-7885 Illinois U.S.A.
  • 3129437886 | +1 312-943-7886 Illinois U.S.A.
  • 3129437887 | +1 312-943-7887 Illinois U.S.A.
  • 3129437888 | +1 312-943-7888 Illinois U.S.A.
  • 3129437889 | +1 312-943-7889 Illinois U.S.A.
  • 3129437890 | +1 312-943-7890 Illinois U.S.A.
  • 3129437891 | +1 312-943-7891 Illinois U.S.A.
  • 3129437892 | +1 312-943-7892 Illinois U.S.A.
  • 3129437893 | +1 312-943-7893 Illinois U.S.A.
  • 3129437894 | +1 312-943-7894 Illinois U.S.A.
  • 3129437895 | +1 312-943-7895 Illinois U.S.A.
  • 3129437896 | +1 312-943-7896 Illinois U.S.A.
  • 3129437897 | +1 312-943-7897 Illinois U.S.A.
  • 3129437898 | +1 312-943-7898 Illinois U.S.A.
  • 3129437899 | +1 312-943-7899 Illinois U.S.A.