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).

  • 3129927800 | +1 312-992-7800 Illinois U.S.A.
  • 3129927801 | +1 312-992-7801 Illinois U.S.A.
  • 3129927802 | +1 312-992-7802 Illinois U.S.A.
  • 3129927803 | +1 312-992-7803 Illinois U.S.A.
  • 3129927804 | +1 312-992-7804 Illinois U.S.A.
  • 3129927805 | +1 312-992-7805 Illinois U.S.A.
  • 3129927806 | +1 312-992-7806 Illinois U.S.A.
  • 3129927807 | +1 312-992-7807 Illinois U.S.A.
  • 3129927808 | +1 312-992-7808 Illinois U.S.A.
  • 3129927809 | +1 312-992-7809 Illinois U.S.A.
  • 3129927810 | +1 312-992-7810 Illinois U.S.A.
  • 3129927811 | +1 312-992-7811 Illinois U.S.A.
  • 3129927812 | +1 312-992-7812 Illinois U.S.A.
  • 3129927813 | +1 312-992-7813 Illinois U.S.A.
  • 3129927814 | +1 312-992-7814 Illinois U.S.A.
  • 3129927815 | +1 312-992-7815 Illinois U.S.A.
  • 3129927816 | +1 312-992-7816 Illinois U.S.A.
  • 3129927817 | +1 312-992-7817 Illinois U.S.A.
  • 3129927818 | +1 312-992-7818 Illinois U.S.A.
  • 3129927819 | +1 312-992-7819 Illinois U.S.A.
  • 3129927820 | +1 312-992-7820 Illinois U.S.A.
  • 3129927821 | +1 312-992-7821 Illinois U.S.A.
  • 3129927822 | +1 312-992-7822 Illinois U.S.A.
  • 3129927823 | +1 312-992-7823 Illinois U.S.A.
  • 3129927824 | +1 312-992-7824 Illinois U.S.A.
  • 3129927825 | +1 312-992-7825 Illinois U.S.A.
  • 3129927826 | +1 312-992-7826 Illinois U.S.A.
  • 3129927827 | +1 312-992-7827 Illinois U.S.A.
  • 3129927828 | +1 312-992-7828 Illinois U.S.A.
  • 3129927829 | +1 312-992-7829 Illinois U.S.A.
  • 3129927830 | +1 312-992-7830 Illinois U.S.A.
  • 3129927831 | +1 312-992-7831 Illinois U.S.A.
  • 3129927832 | +1 312-992-7832 Illinois U.S.A.
  • 3129927833 | +1 312-992-7833 Illinois U.S.A.
  • 3129927834 | +1 312-992-7834 Illinois U.S.A.
  • 3129927835 | +1 312-992-7835 Illinois U.S.A.
  • 3129927836 | +1 312-992-7836 Illinois U.S.A.
  • 3129927837 | +1 312-992-7837 Illinois U.S.A.
  • 3129927838 | +1 312-992-7838 Illinois U.S.A.
  • 3129927839 | +1 312-992-7839 Illinois U.S.A.
  • 3129927840 | +1 312-992-7840 Illinois U.S.A.
  • 3129927841 | +1 312-992-7841 Illinois U.S.A.
  • 3129927842 | +1 312-992-7842 Illinois U.S.A.
  • 3129927843 | +1 312-992-7843 Illinois U.S.A.
  • 3129927844 | +1 312-992-7844 Illinois U.S.A.
  • 3129927845 | +1 312-992-7845 Illinois U.S.A.
  • 3129927846 | +1 312-992-7846 Illinois U.S.A.
  • 3129927847 | +1 312-992-7847 Illinois U.S.A.
  • 3129927848 | +1 312-992-7848 Illinois U.S.A.
  • 3129927849 | +1 312-992-7849 Illinois U.S.A.
  • 3129927850 | +1 312-992-7850 Illinois U.S.A.
  • 3129927851 | +1 312-992-7851 Illinois U.S.A.
  • 3129927852 | +1 312-992-7852 Illinois U.S.A.
  • 3129927853 | +1 312-992-7853 Illinois U.S.A.
  • 3129927854 | +1 312-992-7854 Illinois U.S.A.
  • 3129927855 | +1 312-992-7855 Illinois U.S.A.
  • 3129927856 | +1 312-992-7856 Illinois U.S.A.
  • 3129927857 | +1 312-992-7857 Illinois U.S.A.
  • 3129927858 | +1 312-992-7858 Illinois U.S.A.
  • 3129927859 | +1 312-992-7859 Illinois U.S.A.
  • 3129927860 | +1 312-992-7860 Illinois U.S.A.
  • 3129927861 | +1 312-992-7861 Illinois U.S.A.
  • 3129927862 | +1 312-992-7862 Illinois U.S.A.
  • 3129927863 | +1 312-992-7863 Illinois U.S.A.
  • 3129927864 | +1 312-992-7864 Illinois U.S.A.
  • 3129927865 | +1 312-992-7865 Illinois U.S.A.
  • 3129927866 | +1 312-992-7866 Illinois U.S.A.
  • 3129927867 | +1 312-992-7867 Illinois U.S.A.
  • 3129927868 | +1 312-992-7868 Illinois U.S.A.
  • 3129927869 | +1 312-992-7869 Illinois U.S.A.
  • 3129927870 | +1 312-992-7870 Illinois U.S.A.
  • 3129927871 | +1 312-992-7871 Illinois U.S.A.
  • 3129927872 | +1 312-992-7872 Illinois U.S.A.
  • 3129927873 | +1 312-992-7873 Illinois U.S.A.
  • 3129927874 | +1 312-992-7874 Illinois U.S.A.
  • 3129927875 | +1 312-992-7875 Illinois U.S.A.
  • 3129927876 | +1 312-992-7876 Illinois U.S.A.
  • 3129927877 | +1 312-992-7877 Illinois U.S.A.
  • 3129927878 | +1 312-992-7878 Illinois U.S.A.
  • 3129927879 | +1 312-992-7879 Illinois U.S.A.
  • 3129927880 | +1 312-992-7880 Illinois U.S.A.
  • 3129927881 | +1 312-992-7881 Illinois U.S.A.
  • 3129927882 | +1 312-992-7882 Illinois U.S.A.
  • 3129927883 | +1 312-992-7883 Illinois U.S.A.
  • 3129927884 | +1 312-992-7884 Illinois U.S.A.
  • 3129927885 | +1 312-992-7885 Illinois U.S.A.
  • 3129927886 | +1 312-992-7886 Illinois U.S.A.
  • 3129927887 | +1 312-992-7887 Illinois U.S.A.
  • 3129927888 | +1 312-992-7888 Illinois U.S.A.
  • 3129927889 | +1 312-992-7889 Illinois U.S.A.
  • 3129927890 | +1 312-992-7890 Illinois U.S.A.
  • 3129927891 | +1 312-992-7891 Illinois U.S.A.
  • 3129927892 | +1 312-992-7892 Illinois U.S.A.
  • 3129927893 | +1 312-992-7893 Illinois U.S.A.
  • 3129927894 | +1 312-992-7894 Illinois U.S.A.
  • 3129927895 | +1 312-992-7895 Illinois U.S.A.
  • 3129927896 | +1 312-992-7896 Illinois U.S.A.
  • 3129927897 | +1 312-992-7897 Illinois U.S.A.
  • 3129927898 | +1 312-992-7898 Illinois U.S.A.
  • 3129927899 | +1 312-992-7899 Illinois U.S.A.