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).

  • 3123087800 | +1 312-308-7800 Illinois U.S.A.
  • 3123087801 | +1 312-308-7801 Illinois U.S.A.
  • 3123087802 | +1 312-308-7802 Illinois U.S.A.
  • 3123087803 | +1 312-308-7803 Illinois U.S.A.
  • 3123087804 | +1 312-308-7804 Illinois U.S.A.
  • 3123087805 | +1 312-308-7805 Illinois U.S.A.
  • 3123087806 | +1 312-308-7806 Illinois U.S.A.
  • 3123087807 | +1 312-308-7807 Illinois U.S.A.
  • 3123087808 | +1 312-308-7808 Illinois U.S.A.
  • 3123087809 | +1 312-308-7809 Illinois U.S.A.
  • 3123087810 | +1 312-308-7810 Illinois U.S.A.
  • 3123087811 | +1 312-308-7811 Illinois U.S.A.
  • 3123087812 | +1 312-308-7812 Illinois U.S.A.
  • 3123087813 | +1 312-308-7813 Illinois U.S.A.
  • 3123087814 | +1 312-308-7814 Illinois U.S.A.
  • 3123087815 | +1 312-308-7815 Illinois U.S.A.
  • 3123087816 | +1 312-308-7816 Illinois U.S.A.
  • 3123087817 | +1 312-308-7817 Illinois U.S.A.
  • 3123087818 | +1 312-308-7818 Illinois U.S.A.
  • 3123087819 | +1 312-308-7819 Illinois U.S.A.
  • 3123087820 | +1 312-308-7820 Illinois U.S.A.
  • 3123087821 | +1 312-308-7821 Illinois U.S.A.
  • 3123087822 | +1 312-308-7822 Illinois U.S.A.
  • 3123087823 | +1 312-308-7823 Illinois U.S.A.
  • 3123087824 | +1 312-308-7824 Illinois U.S.A.
  • 3123087825 | +1 312-308-7825 Illinois U.S.A.
  • 3123087826 | +1 312-308-7826 Illinois U.S.A.
  • 3123087827 | +1 312-308-7827 Illinois U.S.A.
  • 3123087828 | +1 312-308-7828 Illinois U.S.A.
  • 3123087829 | +1 312-308-7829 Illinois U.S.A.
  • 3123087830 | +1 312-308-7830 Illinois U.S.A.
  • 3123087831 | +1 312-308-7831 Illinois U.S.A.
  • 3123087832 | +1 312-308-7832 Illinois U.S.A.
  • 3123087833 | +1 312-308-7833 Illinois U.S.A.
  • 3123087834 | +1 312-308-7834 Illinois U.S.A.
  • 3123087835 | +1 312-308-7835 Illinois U.S.A.
  • 3123087836 | +1 312-308-7836 Illinois U.S.A.
  • 3123087837 | +1 312-308-7837 Illinois U.S.A.
  • 3123087838 | +1 312-308-7838 Illinois U.S.A.
  • 3123087839 | +1 312-308-7839 Illinois U.S.A.
  • 3123087840 | +1 312-308-7840 Illinois U.S.A.
  • 3123087841 | +1 312-308-7841 Illinois U.S.A.
  • 3123087842 | +1 312-308-7842 Illinois U.S.A.
  • 3123087843 | +1 312-308-7843 Illinois U.S.A.
  • 3123087844 | +1 312-308-7844 Illinois U.S.A.
  • 3123087845 | +1 312-308-7845 Illinois U.S.A.
  • 3123087846 | +1 312-308-7846 Illinois U.S.A.
  • 3123087847 | +1 312-308-7847 Illinois U.S.A.
  • 3123087848 | +1 312-308-7848 Illinois U.S.A.
  • 3123087849 | +1 312-308-7849 Illinois U.S.A.
  • 3123087850 | +1 312-308-7850 Illinois U.S.A.
  • 3123087851 | +1 312-308-7851 Illinois U.S.A.
  • 3123087852 | +1 312-308-7852 Illinois U.S.A.
  • 3123087853 | +1 312-308-7853 Illinois U.S.A.
  • 3123087854 | +1 312-308-7854 Illinois U.S.A.
  • 3123087855 | +1 312-308-7855 Illinois U.S.A.
  • 3123087856 | +1 312-308-7856 Illinois U.S.A.
  • 3123087857 | +1 312-308-7857 Illinois U.S.A.
  • 3123087858 | +1 312-308-7858 Illinois U.S.A.
  • 3123087859 | +1 312-308-7859 Illinois U.S.A.
  • 3123087860 | +1 312-308-7860 Illinois U.S.A.
  • 3123087861 | +1 312-308-7861 Illinois U.S.A.
  • 3123087862 | +1 312-308-7862 Illinois U.S.A.
  • 3123087863 | +1 312-308-7863 Illinois U.S.A.
  • 3123087864 | +1 312-308-7864 Illinois U.S.A.
  • 3123087865 | +1 312-308-7865 Illinois U.S.A.
  • 3123087866 | +1 312-308-7866 Illinois U.S.A.
  • 3123087867 | +1 312-308-7867 Illinois U.S.A.
  • 3123087868 | +1 312-308-7868 Illinois U.S.A.
  • 3123087869 | +1 312-308-7869 Illinois U.S.A.
  • 3123087870 | +1 312-308-7870 Illinois U.S.A.
  • 3123087871 | +1 312-308-7871 Illinois U.S.A.
  • 3123087872 | +1 312-308-7872 Illinois U.S.A.
  • 3123087873 | +1 312-308-7873 Illinois U.S.A.
  • 3123087874 | +1 312-308-7874 Illinois U.S.A.
  • 3123087875 | +1 312-308-7875 Illinois U.S.A.
  • 3123087876 | +1 312-308-7876 Illinois U.S.A.
  • 3123087877 | +1 312-308-7877 Illinois U.S.A.
  • 3123087878 | +1 312-308-7878 Illinois U.S.A.
  • 3123087879 | +1 312-308-7879 Illinois U.S.A.
  • 3123087880 | +1 312-308-7880 Illinois U.S.A.
  • 3123087881 | +1 312-308-7881 Illinois U.S.A.
  • 3123087882 | +1 312-308-7882 Illinois U.S.A.
  • 3123087883 | +1 312-308-7883 Illinois U.S.A.
  • 3123087884 | +1 312-308-7884 Illinois U.S.A.
  • 3123087885 | +1 312-308-7885 Illinois U.S.A.
  • 3123087886 | +1 312-308-7886 Illinois U.S.A.
  • 3123087887 | +1 312-308-7887 Illinois U.S.A.
  • 3123087888 | +1 312-308-7888 Illinois U.S.A.
  • 3123087889 | +1 312-308-7889 Illinois U.S.A.
  • 3123087890 | +1 312-308-7890 Illinois U.S.A.
  • 3123087891 | +1 312-308-7891 Illinois U.S.A.
  • 3123087892 | +1 312-308-7892 Illinois U.S.A.
  • 3123087893 | +1 312-308-7893 Illinois U.S.A.
  • 3123087894 | +1 312-308-7894 Illinois U.S.A.
  • 3123087895 | +1 312-308-7895 Illinois U.S.A.
  • 3123087896 | +1 312-308-7896 Illinois U.S.A.
  • 3123087897 | +1 312-308-7897 Illinois U.S.A.
  • 3123087898 | +1 312-308-7898 Illinois U.S.A.
  • 3123087899 | +1 312-308-7899 Illinois U.S.A.