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).

  • 3127557800 | +1 312-755-7800 Illinois U.S.A.
  • 3127557801 | +1 312-755-7801 Illinois U.S.A.
  • 3127557802 | +1 312-755-7802 Illinois U.S.A.
  • 3127557803 | +1 312-755-7803 Illinois U.S.A.
  • 3127557804 | +1 312-755-7804 Illinois U.S.A.
  • 3127557805 | +1 312-755-7805 Illinois U.S.A.
  • 3127557806 | +1 312-755-7806 Illinois U.S.A.
  • 3127557807 | +1 312-755-7807 Illinois U.S.A.
  • 3127557808 | +1 312-755-7808 Illinois U.S.A.
  • 3127557809 | +1 312-755-7809 Illinois U.S.A.
  • 3127557810 | +1 312-755-7810 Illinois U.S.A.
  • 3127557811 | +1 312-755-7811 Illinois U.S.A.
  • 3127557812 | +1 312-755-7812 Illinois U.S.A.
  • 3127557813 | +1 312-755-7813 Illinois U.S.A.
  • 3127557814 | +1 312-755-7814 Illinois U.S.A.
  • 3127557815 | +1 312-755-7815 Illinois U.S.A.
  • 3127557816 | +1 312-755-7816 Illinois U.S.A.
  • 3127557817 | +1 312-755-7817 Illinois U.S.A.
  • 3127557818 | +1 312-755-7818 Illinois U.S.A.
  • 3127557819 | +1 312-755-7819 Illinois U.S.A.
  • 3127557820 | +1 312-755-7820 Illinois U.S.A.
  • 3127557821 | +1 312-755-7821 Illinois U.S.A.
  • 3127557822 | +1 312-755-7822 Illinois U.S.A.
  • 3127557823 | +1 312-755-7823 Illinois U.S.A.
  • 3127557824 | +1 312-755-7824 Illinois U.S.A.
  • 3127557825 | +1 312-755-7825 Illinois U.S.A.
  • 3127557826 | +1 312-755-7826 Illinois U.S.A.
  • 3127557827 | +1 312-755-7827 Illinois U.S.A.
  • 3127557828 | +1 312-755-7828 Illinois U.S.A.
  • 3127557829 | +1 312-755-7829 Illinois U.S.A.
  • 3127557830 | +1 312-755-7830 Illinois U.S.A.
  • 3127557831 | +1 312-755-7831 Illinois U.S.A.
  • 3127557832 | +1 312-755-7832 Illinois U.S.A.
  • 3127557833 | +1 312-755-7833 Illinois U.S.A.
  • 3127557834 | +1 312-755-7834 Illinois U.S.A.
  • 3127557835 | +1 312-755-7835 Illinois U.S.A.
  • 3127557836 | +1 312-755-7836 Illinois U.S.A.
  • 3127557837 | +1 312-755-7837 Illinois U.S.A.
  • 3127557838 | +1 312-755-7838 Illinois U.S.A.
  • 3127557839 | +1 312-755-7839 Illinois U.S.A.
  • 3127557840 | +1 312-755-7840 Illinois U.S.A.
  • 3127557841 | +1 312-755-7841 Illinois U.S.A.
  • 3127557842 | +1 312-755-7842 Illinois U.S.A.
  • 3127557843 | +1 312-755-7843 Illinois U.S.A.
  • 3127557844 | +1 312-755-7844 Illinois U.S.A.
  • 3127557845 | +1 312-755-7845 Illinois U.S.A.
  • 3127557846 | +1 312-755-7846 Illinois U.S.A.
  • 3127557847 | +1 312-755-7847 Illinois U.S.A.
  • 3127557848 | +1 312-755-7848 Illinois U.S.A.
  • 3127557849 | +1 312-755-7849 Illinois U.S.A.
  • 3127557850 | +1 312-755-7850 Illinois U.S.A.
  • 3127557851 | +1 312-755-7851 Illinois U.S.A.
  • 3127557852 | +1 312-755-7852 Illinois U.S.A.
  • 3127557853 | +1 312-755-7853 Illinois U.S.A.
  • 3127557854 | +1 312-755-7854 Illinois U.S.A.
  • 3127557855 | +1 312-755-7855 Illinois U.S.A.
  • 3127557856 | +1 312-755-7856 Illinois U.S.A.
  • 3127557857 | +1 312-755-7857 Illinois U.S.A.
  • 3127557858 | +1 312-755-7858 Illinois U.S.A.
  • 3127557859 | +1 312-755-7859 Illinois U.S.A.
  • 3127557860 | +1 312-755-7860 Illinois U.S.A.
  • 3127557861 | +1 312-755-7861 Illinois U.S.A.
  • 3127557862 | +1 312-755-7862 Illinois U.S.A.
  • 3127557863 | +1 312-755-7863 Illinois U.S.A.
  • 3127557864 | +1 312-755-7864 Illinois U.S.A.
  • 3127557865 | +1 312-755-7865 Illinois U.S.A.
  • 3127557866 | +1 312-755-7866 Illinois U.S.A.
  • 3127557867 | +1 312-755-7867 Illinois U.S.A.
  • 3127557868 | +1 312-755-7868 Illinois U.S.A.
  • 3127557869 | +1 312-755-7869 Illinois U.S.A.
  • 3127557870 | +1 312-755-7870 Illinois U.S.A.
  • 3127557871 | +1 312-755-7871 Illinois U.S.A.
  • 3127557872 | +1 312-755-7872 Illinois U.S.A.
  • 3127557873 | +1 312-755-7873 Illinois U.S.A.
  • 3127557874 | +1 312-755-7874 Illinois U.S.A.
  • 3127557875 | +1 312-755-7875 Illinois U.S.A.
  • 3127557876 | +1 312-755-7876 Illinois U.S.A.
  • 3127557877 | +1 312-755-7877 Illinois U.S.A.
  • 3127557878 | +1 312-755-7878 Illinois U.S.A.
  • 3127557879 | +1 312-755-7879 Illinois U.S.A.
  • 3127557880 | +1 312-755-7880 Illinois U.S.A.
  • 3127557881 | +1 312-755-7881 Illinois U.S.A.
  • 3127557882 | +1 312-755-7882 Illinois U.S.A.
  • 3127557883 | +1 312-755-7883 Illinois U.S.A.
  • 3127557884 | +1 312-755-7884 Illinois U.S.A.
  • 3127557885 | +1 312-755-7885 Illinois U.S.A.
  • 3127557886 | +1 312-755-7886 Illinois U.S.A.
  • 3127557887 | +1 312-755-7887 Illinois U.S.A.
  • 3127557888 | +1 312-755-7888 Illinois U.S.A.
  • 3127557889 | +1 312-755-7889 Illinois U.S.A.
  • 3127557890 | +1 312-755-7890 Illinois U.S.A.
  • 3127557891 | +1 312-755-7891 Illinois U.S.A.
  • 3127557892 | +1 312-755-7892 Illinois U.S.A.
  • 3127557893 | +1 312-755-7893 Illinois U.S.A.
  • 3127557894 | +1 312-755-7894 Illinois U.S.A.
  • 3127557895 | +1 312-755-7895 Illinois U.S.A.
  • 3127557896 | +1 312-755-7896 Illinois U.S.A.
  • 3127557897 | +1 312-755-7897 Illinois U.S.A.
  • 3127557898 | +1 312-755-7898 Illinois U.S.A.
  • 3127557899 | +1 312-755-7899 Illinois U.S.A.