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).

  • 3122987800 | +1 312-298-7800 Illinois U.S.A.
  • 3122987801 | +1 312-298-7801 Illinois U.S.A.
  • 3122987802 | +1 312-298-7802 Illinois U.S.A.
  • 3122987803 | +1 312-298-7803 Illinois U.S.A.
  • 3122987804 | +1 312-298-7804 Illinois U.S.A.
  • 3122987805 | +1 312-298-7805 Illinois U.S.A.
  • 3122987806 | +1 312-298-7806 Illinois U.S.A.
  • 3122987807 | +1 312-298-7807 Illinois U.S.A.
  • 3122987808 | +1 312-298-7808 Illinois U.S.A.
  • 3122987809 | +1 312-298-7809 Illinois U.S.A.
  • 3122987810 | +1 312-298-7810 Illinois U.S.A.
  • 3122987811 | +1 312-298-7811 Illinois U.S.A.
  • 3122987812 | +1 312-298-7812 Illinois U.S.A.
  • 3122987813 | +1 312-298-7813 Illinois U.S.A.
  • 3122987814 | +1 312-298-7814 Illinois U.S.A.
  • 3122987815 | +1 312-298-7815 Illinois U.S.A.
  • 3122987816 | +1 312-298-7816 Illinois U.S.A.
  • 3122987817 | +1 312-298-7817 Illinois U.S.A.
  • 3122987818 | +1 312-298-7818 Illinois U.S.A.
  • 3122987819 | +1 312-298-7819 Illinois U.S.A.
  • 3122987820 | +1 312-298-7820 Illinois U.S.A.
  • 3122987821 | +1 312-298-7821 Illinois U.S.A.
  • 3122987822 | +1 312-298-7822 Illinois U.S.A.
  • 3122987823 | +1 312-298-7823 Illinois U.S.A.
  • 3122987824 | +1 312-298-7824 Illinois U.S.A.
  • 3122987825 | +1 312-298-7825 Illinois U.S.A.
  • 3122987826 | +1 312-298-7826 Illinois U.S.A.
  • 3122987827 | +1 312-298-7827 Illinois U.S.A.
  • 3122987828 | +1 312-298-7828 Illinois U.S.A.
  • 3122987829 | +1 312-298-7829 Illinois U.S.A.
  • 3122987830 | +1 312-298-7830 Illinois U.S.A.
  • 3122987831 | +1 312-298-7831 Illinois U.S.A.
  • 3122987832 | +1 312-298-7832 Illinois U.S.A.
  • 3122987833 | +1 312-298-7833 Illinois U.S.A.
  • 3122987834 | +1 312-298-7834 Illinois U.S.A.
  • 3122987835 | +1 312-298-7835 Illinois U.S.A.
  • 3122987836 | +1 312-298-7836 Illinois U.S.A.
  • 3122987837 | +1 312-298-7837 Illinois U.S.A.
  • 3122987838 | +1 312-298-7838 Illinois U.S.A.
  • 3122987839 | +1 312-298-7839 Illinois U.S.A.
  • 3122987840 | +1 312-298-7840 Illinois U.S.A.
  • 3122987841 | +1 312-298-7841 Illinois U.S.A.
  • 3122987842 | +1 312-298-7842 Illinois U.S.A.
  • 3122987843 | +1 312-298-7843 Illinois U.S.A.
  • 3122987844 | +1 312-298-7844 Illinois U.S.A.
  • 3122987845 | +1 312-298-7845 Illinois U.S.A.
  • 3122987846 | +1 312-298-7846 Illinois U.S.A.
  • 3122987847 | +1 312-298-7847 Illinois U.S.A.
  • 3122987848 | +1 312-298-7848 Illinois U.S.A.
  • 3122987849 | +1 312-298-7849 Illinois U.S.A.
  • 3122987850 | +1 312-298-7850 Illinois U.S.A.
  • 3122987851 | +1 312-298-7851 Illinois U.S.A.
  • 3122987852 | +1 312-298-7852 Illinois U.S.A.
  • 3122987853 | +1 312-298-7853 Illinois U.S.A.
  • 3122987854 | +1 312-298-7854 Illinois U.S.A.
  • 3122987855 | +1 312-298-7855 Illinois U.S.A.
  • 3122987856 | +1 312-298-7856 Illinois U.S.A.
  • 3122987857 | +1 312-298-7857 Illinois U.S.A.
  • 3122987858 | +1 312-298-7858 Illinois U.S.A.
  • 3122987859 | +1 312-298-7859 Illinois U.S.A.
  • 3122987860 | +1 312-298-7860 Illinois U.S.A.
  • 3122987861 | +1 312-298-7861 Illinois U.S.A.
  • 3122987862 | +1 312-298-7862 Illinois U.S.A.
  • 3122987863 | +1 312-298-7863 Illinois U.S.A.
  • 3122987864 | +1 312-298-7864 Illinois U.S.A.
  • 3122987865 | +1 312-298-7865 Illinois U.S.A.
  • 3122987866 | +1 312-298-7866 Illinois U.S.A.
  • 3122987867 | +1 312-298-7867 Illinois U.S.A.
  • 3122987868 | +1 312-298-7868 Illinois U.S.A.
  • 3122987869 | +1 312-298-7869 Illinois U.S.A.
  • 3122987870 | +1 312-298-7870 Illinois U.S.A.
  • 3122987871 | +1 312-298-7871 Illinois U.S.A.
  • 3122987872 | +1 312-298-7872 Illinois U.S.A.
  • 3122987873 | +1 312-298-7873 Illinois U.S.A.
  • 3122987874 | +1 312-298-7874 Illinois U.S.A.
  • 3122987875 | +1 312-298-7875 Illinois U.S.A.
  • 3122987876 | +1 312-298-7876 Illinois U.S.A.
  • 3122987877 | +1 312-298-7877 Illinois U.S.A.
  • 3122987878 | +1 312-298-7878 Illinois U.S.A.
  • 3122987879 | +1 312-298-7879 Illinois U.S.A.
  • 3122987880 | +1 312-298-7880 Illinois U.S.A.
  • 3122987881 | +1 312-298-7881 Illinois U.S.A.
  • 3122987882 | +1 312-298-7882 Illinois U.S.A.
  • 3122987883 | +1 312-298-7883 Illinois U.S.A.
  • 3122987884 | +1 312-298-7884 Illinois U.S.A.
  • 3122987885 | +1 312-298-7885 Illinois U.S.A.
  • 3122987886 | +1 312-298-7886 Illinois U.S.A.
  • 3122987887 | +1 312-298-7887 Illinois U.S.A.
  • 3122987888 | +1 312-298-7888 Illinois U.S.A.
  • 3122987889 | +1 312-298-7889 Illinois U.S.A.
  • 3122987890 | +1 312-298-7890 Illinois U.S.A.
  • 3122987891 | +1 312-298-7891 Illinois U.S.A.
  • 3122987892 | +1 312-298-7892 Illinois U.S.A.
  • 3122987893 | +1 312-298-7893 Illinois U.S.A.
  • 3122987894 | +1 312-298-7894 Illinois U.S.A.
  • 3122987895 | +1 312-298-7895 Illinois U.S.A.
  • 3122987896 | +1 312-298-7896 Illinois U.S.A.
  • 3122987897 | +1 312-298-7897 Illinois U.S.A.
  • 3122987898 | +1 312-298-7898 Illinois U.S.A.
  • 3122987899 | +1 312-298-7899 Illinois U.S.A.