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).

  • 3129517800 | +1 312-951-7800 Illinois U.S.A.
  • 3129517801 | +1 312-951-7801 Illinois U.S.A.
  • 3129517802 | +1 312-951-7802 Illinois U.S.A.
  • 3129517803 | +1 312-951-7803 Illinois U.S.A.
  • 3129517804 | +1 312-951-7804 Illinois U.S.A.
  • 3129517805 | +1 312-951-7805 Illinois U.S.A.
  • 3129517806 | +1 312-951-7806 Illinois U.S.A.
  • 3129517807 | +1 312-951-7807 Illinois U.S.A.
  • 3129517808 | +1 312-951-7808 Illinois U.S.A.
  • 3129517809 | +1 312-951-7809 Illinois U.S.A.
  • 3129517810 | +1 312-951-7810 Illinois U.S.A.
  • 3129517811 | +1 312-951-7811 Illinois U.S.A.
  • 3129517812 | +1 312-951-7812 Illinois U.S.A.
  • 3129517813 | +1 312-951-7813 Illinois U.S.A.
  • 3129517814 | +1 312-951-7814 Illinois U.S.A.
  • 3129517815 | +1 312-951-7815 Illinois U.S.A.
  • 3129517816 | +1 312-951-7816 Illinois U.S.A.
  • 3129517817 | +1 312-951-7817 Illinois U.S.A.
  • 3129517818 | +1 312-951-7818 Illinois U.S.A.
  • 3129517819 | +1 312-951-7819 Illinois U.S.A.
  • 3129517820 | +1 312-951-7820 Illinois U.S.A.
  • 3129517821 | +1 312-951-7821 Illinois U.S.A.
  • 3129517822 | +1 312-951-7822 Illinois U.S.A.
  • 3129517823 | +1 312-951-7823 Illinois U.S.A.
  • 3129517824 | +1 312-951-7824 Illinois U.S.A.
  • 3129517825 | +1 312-951-7825 Illinois U.S.A.
  • 3129517826 | +1 312-951-7826 Illinois U.S.A.
  • 3129517827 | +1 312-951-7827 Illinois U.S.A.
  • 3129517828 | +1 312-951-7828 Illinois U.S.A.
  • 3129517829 | +1 312-951-7829 Illinois U.S.A.
  • 3129517830 | +1 312-951-7830 Illinois U.S.A.
  • 3129517831 | +1 312-951-7831 Illinois U.S.A.
  • 3129517832 | +1 312-951-7832 Illinois U.S.A.
  • 3129517833 | +1 312-951-7833 Illinois U.S.A.
  • 3129517834 | +1 312-951-7834 Illinois U.S.A.
  • 3129517835 | +1 312-951-7835 Illinois U.S.A.
  • 3129517836 | +1 312-951-7836 Illinois U.S.A.
  • 3129517837 | +1 312-951-7837 Illinois U.S.A.
  • 3129517838 | +1 312-951-7838 Illinois U.S.A.
  • 3129517839 | +1 312-951-7839 Illinois U.S.A.
  • 3129517840 | +1 312-951-7840 Illinois U.S.A.
  • 3129517841 | +1 312-951-7841 Illinois U.S.A.
  • 3129517842 | +1 312-951-7842 Illinois U.S.A.
  • 3129517843 | +1 312-951-7843 Illinois U.S.A.
  • 3129517844 | +1 312-951-7844 Illinois U.S.A.
  • 3129517845 | +1 312-951-7845 Illinois U.S.A.
  • 3129517846 | +1 312-951-7846 Illinois U.S.A.
  • 3129517847 | +1 312-951-7847 Illinois U.S.A.
  • 3129517848 | +1 312-951-7848 Illinois U.S.A.
  • 3129517849 | +1 312-951-7849 Illinois U.S.A.
  • 3129517850 | +1 312-951-7850 Illinois U.S.A.
  • 3129517851 | +1 312-951-7851 Illinois U.S.A.
  • 3129517852 | +1 312-951-7852 Illinois U.S.A.
  • 3129517853 | +1 312-951-7853 Illinois U.S.A.
  • 3129517854 | +1 312-951-7854 Illinois U.S.A.
  • 3129517855 | +1 312-951-7855 Illinois U.S.A.
  • 3129517856 | +1 312-951-7856 Illinois U.S.A.
  • 3129517857 | +1 312-951-7857 Illinois U.S.A.
  • 3129517858 | +1 312-951-7858 Illinois U.S.A.
  • 3129517859 | +1 312-951-7859 Illinois U.S.A.
  • 3129517860 | +1 312-951-7860 Illinois U.S.A.
  • 3129517861 | +1 312-951-7861 Illinois U.S.A.
  • 3129517862 | +1 312-951-7862 Illinois U.S.A.
  • 3129517863 | +1 312-951-7863 Illinois U.S.A.
  • 3129517864 | +1 312-951-7864 Illinois U.S.A.
  • 3129517865 | +1 312-951-7865 Illinois U.S.A.
  • 3129517866 | +1 312-951-7866 Illinois U.S.A.
  • 3129517867 | +1 312-951-7867 Illinois U.S.A.
  • 3129517868 | +1 312-951-7868 Illinois U.S.A.
  • 3129517869 | +1 312-951-7869 Illinois U.S.A.
  • 3129517870 | +1 312-951-7870 Illinois U.S.A.
  • 3129517871 | +1 312-951-7871 Illinois U.S.A.
  • 3129517872 | +1 312-951-7872 Illinois U.S.A.
  • 3129517873 | +1 312-951-7873 Illinois U.S.A.
  • 3129517874 | +1 312-951-7874 Illinois U.S.A.
  • 3129517875 | +1 312-951-7875 Illinois U.S.A.
  • 3129517876 | +1 312-951-7876 Illinois U.S.A.
  • 3129517877 | +1 312-951-7877 Illinois U.S.A.
  • 3129517878 | +1 312-951-7878 Illinois U.S.A.
  • 3129517879 | +1 312-951-7879 Illinois U.S.A.
  • 3129517880 | +1 312-951-7880 Illinois U.S.A.
  • 3129517881 | +1 312-951-7881 Illinois U.S.A.
  • 3129517882 | +1 312-951-7882 Illinois U.S.A.
  • 3129517883 | +1 312-951-7883 Illinois U.S.A.
  • 3129517884 | +1 312-951-7884 Illinois U.S.A.
  • 3129517885 | +1 312-951-7885 Illinois U.S.A.
  • 3129517886 | +1 312-951-7886 Illinois U.S.A.
  • 3129517887 | +1 312-951-7887 Illinois U.S.A.
  • 3129517888 | +1 312-951-7888 Illinois U.S.A.
  • 3129517889 | +1 312-951-7889 Illinois U.S.A.
  • 3129517890 | +1 312-951-7890 Illinois U.S.A.
  • 3129517891 | +1 312-951-7891 Illinois U.S.A.
  • 3129517892 | +1 312-951-7892 Illinois U.S.A.
  • 3129517893 | +1 312-951-7893 Illinois U.S.A.
  • 3129517894 | +1 312-951-7894 Illinois U.S.A.
  • 3129517895 | +1 312-951-7895 Illinois U.S.A.
  • 3129517896 | +1 312-951-7896 Illinois U.S.A.
  • 3129517897 | +1 312-951-7897 Illinois U.S.A.
  • 3129517898 | +1 312-951-7898 Illinois U.S.A.
  • 3129517899 | +1 312-951-7899 Illinois U.S.A.