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).

  • 3127127800 | +1 312-712-7800 Illinois U.S.A.
  • 3127127801 | +1 312-712-7801 Illinois U.S.A.
  • 3127127802 | +1 312-712-7802 Illinois U.S.A.
  • 3127127803 | +1 312-712-7803 Illinois U.S.A.
  • 3127127804 | +1 312-712-7804 Illinois U.S.A.
  • 3127127805 | +1 312-712-7805 Illinois U.S.A.
  • 3127127806 | +1 312-712-7806 Illinois U.S.A.
  • 3127127807 | +1 312-712-7807 Illinois U.S.A.
  • 3127127808 | +1 312-712-7808 Illinois U.S.A.
  • 3127127809 | +1 312-712-7809 Illinois U.S.A.
  • 3127127810 | +1 312-712-7810 Illinois U.S.A.
  • 3127127811 | +1 312-712-7811 Illinois U.S.A.
  • 3127127812 | +1 312-712-7812 Illinois U.S.A.
  • 3127127813 | +1 312-712-7813 Illinois U.S.A.
  • 3127127814 | +1 312-712-7814 Illinois U.S.A.
  • 3127127815 | +1 312-712-7815 Illinois U.S.A.
  • 3127127816 | +1 312-712-7816 Illinois U.S.A.
  • 3127127817 | +1 312-712-7817 Illinois U.S.A.
  • 3127127818 | +1 312-712-7818 Illinois U.S.A.
  • 3127127819 | +1 312-712-7819 Illinois U.S.A.
  • 3127127820 | +1 312-712-7820 Illinois U.S.A.
  • 3127127821 | +1 312-712-7821 Illinois U.S.A.
  • 3127127822 | +1 312-712-7822 Illinois U.S.A.
  • 3127127823 | +1 312-712-7823 Illinois U.S.A.
  • 3127127824 | +1 312-712-7824 Illinois U.S.A.
  • 3127127825 | +1 312-712-7825 Illinois U.S.A.
  • 3127127826 | +1 312-712-7826 Illinois U.S.A.
  • 3127127827 | +1 312-712-7827 Illinois U.S.A.
  • 3127127828 | +1 312-712-7828 Illinois U.S.A.
  • 3127127829 | +1 312-712-7829 Illinois U.S.A.
  • 3127127830 | +1 312-712-7830 Illinois U.S.A.
  • 3127127831 | +1 312-712-7831 Illinois U.S.A.
  • 3127127832 | +1 312-712-7832 Illinois U.S.A.
  • 3127127833 | +1 312-712-7833 Illinois U.S.A.
  • 3127127834 | +1 312-712-7834 Illinois U.S.A.
  • 3127127835 | +1 312-712-7835 Illinois U.S.A.
  • 3127127836 | +1 312-712-7836 Illinois U.S.A.
  • 3127127837 | +1 312-712-7837 Illinois U.S.A.
  • 3127127838 | +1 312-712-7838 Illinois U.S.A.
  • 3127127839 | +1 312-712-7839 Illinois U.S.A.
  • 3127127840 | +1 312-712-7840 Illinois U.S.A.
  • 3127127841 | +1 312-712-7841 Illinois U.S.A.
  • 3127127842 | +1 312-712-7842 Illinois U.S.A.
  • 3127127843 | +1 312-712-7843 Illinois U.S.A.
  • 3127127844 | +1 312-712-7844 Illinois U.S.A.
  • 3127127845 | +1 312-712-7845 Illinois U.S.A.
  • 3127127846 | +1 312-712-7846 Illinois U.S.A.
  • 3127127847 | +1 312-712-7847 Illinois U.S.A.
  • 3127127848 | +1 312-712-7848 Illinois U.S.A.
  • 3127127849 | +1 312-712-7849 Illinois U.S.A.
  • 3127127850 | +1 312-712-7850 Illinois U.S.A.
  • 3127127851 | +1 312-712-7851 Illinois U.S.A.
  • 3127127852 | +1 312-712-7852 Illinois U.S.A.
  • 3127127853 | +1 312-712-7853 Illinois U.S.A.
  • 3127127854 | +1 312-712-7854 Illinois U.S.A.
  • 3127127855 | +1 312-712-7855 Illinois U.S.A.
  • 3127127856 | +1 312-712-7856 Illinois U.S.A.
  • 3127127857 | +1 312-712-7857 Illinois U.S.A.
  • 3127127858 | +1 312-712-7858 Illinois U.S.A.
  • 3127127859 | +1 312-712-7859 Illinois U.S.A.
  • 3127127860 | +1 312-712-7860 Illinois U.S.A.
  • 3127127861 | +1 312-712-7861 Illinois U.S.A.
  • 3127127862 | +1 312-712-7862 Illinois U.S.A.
  • 3127127863 | +1 312-712-7863 Illinois U.S.A.
  • 3127127864 | +1 312-712-7864 Illinois U.S.A.
  • 3127127865 | +1 312-712-7865 Illinois U.S.A.
  • 3127127866 | +1 312-712-7866 Illinois U.S.A.
  • 3127127867 | +1 312-712-7867 Illinois U.S.A.
  • 3127127868 | +1 312-712-7868 Illinois U.S.A.
  • 3127127869 | +1 312-712-7869 Illinois U.S.A.
  • 3127127870 | +1 312-712-7870 Illinois U.S.A.
  • 3127127871 | +1 312-712-7871 Illinois U.S.A.
  • 3127127872 | +1 312-712-7872 Illinois U.S.A.
  • 3127127873 | +1 312-712-7873 Illinois U.S.A.
  • 3127127874 | +1 312-712-7874 Illinois U.S.A.
  • 3127127875 | +1 312-712-7875 Illinois U.S.A.
  • 3127127876 | +1 312-712-7876 Illinois U.S.A.
  • 3127127877 | +1 312-712-7877 Illinois U.S.A.
  • 3127127878 | +1 312-712-7878 Illinois U.S.A.
  • 3127127879 | +1 312-712-7879 Illinois U.S.A.
  • 3127127880 | +1 312-712-7880 Illinois U.S.A.
  • 3127127881 | +1 312-712-7881 Illinois U.S.A.
  • 3127127882 | +1 312-712-7882 Illinois U.S.A.
  • 3127127883 | +1 312-712-7883 Illinois U.S.A.
  • 3127127884 | +1 312-712-7884 Illinois U.S.A.
  • 3127127885 | +1 312-712-7885 Illinois U.S.A.
  • 3127127886 | +1 312-712-7886 Illinois U.S.A.
  • 3127127887 | +1 312-712-7887 Illinois U.S.A.
  • 3127127888 | +1 312-712-7888 Illinois U.S.A.
  • 3127127889 | +1 312-712-7889 Illinois U.S.A.
  • 3127127890 | +1 312-712-7890 Illinois U.S.A.
  • 3127127891 | +1 312-712-7891 Illinois U.S.A.
  • 3127127892 | +1 312-712-7892 Illinois U.S.A.
  • 3127127893 | +1 312-712-7893 Illinois U.S.A.
  • 3127127894 | +1 312-712-7894 Illinois U.S.A.
  • 3127127895 | +1 312-712-7895 Illinois U.S.A.
  • 3127127896 | +1 312-712-7896 Illinois U.S.A.
  • 3127127897 | +1 312-712-7897 Illinois U.S.A.
  • 3127127898 | +1 312-712-7898 Illinois U.S.A.
  • 3127127899 | +1 312-712-7899 Illinois U.S.A.