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).

  • 3129436800 | +1 312-943-6800 Illinois U.S.A.
  • 3129436801 | +1 312-943-6801 Illinois U.S.A.
  • 3129436802 | +1 312-943-6802 Illinois U.S.A.
  • 3129436803 | +1 312-943-6803 Illinois U.S.A.
  • 3129436804 | +1 312-943-6804 Illinois U.S.A.
  • 3129436805 | +1 312-943-6805 Illinois U.S.A.
  • 3129436806 | +1 312-943-6806 Illinois U.S.A.
  • 3129436807 | +1 312-943-6807 Illinois U.S.A.
  • 3129436808 | +1 312-943-6808 Illinois U.S.A.
  • 3129436809 | +1 312-943-6809 Illinois U.S.A.
  • 3129436810 | +1 312-943-6810 Illinois U.S.A.
  • 3129436811 | +1 312-943-6811 Illinois U.S.A.
  • 3129436812 | +1 312-943-6812 Illinois U.S.A.
  • 3129436813 | +1 312-943-6813 Illinois U.S.A.
  • 3129436814 | +1 312-943-6814 Illinois U.S.A.
  • 3129436815 | +1 312-943-6815 Illinois U.S.A.
  • 3129436816 | +1 312-943-6816 Illinois U.S.A.
  • 3129436817 | +1 312-943-6817 Illinois U.S.A.
  • 3129436818 | +1 312-943-6818 Illinois U.S.A.
  • 3129436819 | +1 312-943-6819 Illinois U.S.A.
  • 3129436820 | +1 312-943-6820 Illinois U.S.A.
  • 3129436821 | +1 312-943-6821 Illinois U.S.A.
  • 3129436822 | +1 312-943-6822 Illinois U.S.A.
  • 3129436823 | +1 312-943-6823 Illinois U.S.A.
  • 3129436824 | +1 312-943-6824 Illinois U.S.A.
  • 3129436825 | +1 312-943-6825 Illinois U.S.A.
  • 3129436826 | +1 312-943-6826 Illinois U.S.A.
  • 3129436827 | +1 312-943-6827 Illinois U.S.A.
  • 3129436828 | +1 312-943-6828 Illinois U.S.A.
  • 3129436829 | +1 312-943-6829 Illinois U.S.A.
  • 3129436830 | +1 312-943-6830 Illinois U.S.A.
  • 3129436831 | +1 312-943-6831 Illinois U.S.A.
  • 3129436832 | +1 312-943-6832 Illinois U.S.A.
  • 3129436833 | +1 312-943-6833 Illinois U.S.A.
  • 3129436834 | +1 312-943-6834 Illinois U.S.A.
  • 3129436835 | +1 312-943-6835 Illinois U.S.A.
  • 3129436836 | +1 312-943-6836 Illinois U.S.A.
  • 3129436837 | +1 312-943-6837 Illinois U.S.A.
  • 3129436838 | +1 312-943-6838 Illinois U.S.A.
  • 3129436839 | +1 312-943-6839 Illinois U.S.A.
  • 3129436840 | +1 312-943-6840 Illinois U.S.A.
  • 3129436841 | +1 312-943-6841 Illinois U.S.A.
  • 3129436842 | +1 312-943-6842 Illinois U.S.A.
  • 3129436843 | +1 312-943-6843 Illinois U.S.A.
  • 3129436844 | +1 312-943-6844 Illinois U.S.A.
  • 3129436845 | +1 312-943-6845 Illinois U.S.A.
  • 3129436846 | +1 312-943-6846 Illinois U.S.A.
  • 3129436847 | +1 312-943-6847 Illinois U.S.A.
  • 3129436848 | +1 312-943-6848 Illinois U.S.A.
  • 3129436849 | +1 312-943-6849 Illinois U.S.A.
  • 3129436850 | +1 312-943-6850 Illinois U.S.A.
  • 3129436851 | +1 312-943-6851 Illinois U.S.A.
  • 3129436852 | +1 312-943-6852 Illinois U.S.A.
  • 3129436853 | +1 312-943-6853 Illinois U.S.A.
  • 3129436854 | +1 312-943-6854 Illinois U.S.A.
  • 3129436855 | +1 312-943-6855 Illinois U.S.A.
  • 3129436856 | +1 312-943-6856 Illinois U.S.A.
  • 3129436857 | +1 312-943-6857 Illinois U.S.A.
  • 3129436858 | +1 312-943-6858 Illinois U.S.A.
  • 3129436859 | +1 312-943-6859 Illinois U.S.A.
  • 3129436860 | +1 312-943-6860 Illinois U.S.A.
  • 3129436861 | +1 312-943-6861 Illinois U.S.A.
  • 3129436862 | +1 312-943-6862 Illinois U.S.A.
  • 3129436863 | +1 312-943-6863 Illinois U.S.A.
  • 3129436864 | +1 312-943-6864 Illinois U.S.A.
  • 3129436865 | +1 312-943-6865 Illinois U.S.A.
  • 3129436866 | +1 312-943-6866 Illinois U.S.A.
  • 3129436867 | +1 312-943-6867 Illinois U.S.A.
  • 3129436868 | +1 312-943-6868 Illinois U.S.A.
  • 3129436869 | +1 312-943-6869 Illinois U.S.A.
  • 3129436870 | +1 312-943-6870 Illinois U.S.A.
  • 3129436871 | +1 312-943-6871 Illinois U.S.A.
  • 3129436872 | +1 312-943-6872 Illinois U.S.A.
  • 3129436873 | +1 312-943-6873 Illinois U.S.A.
  • 3129436874 | +1 312-943-6874 Illinois U.S.A.
  • 3129436875 | +1 312-943-6875 Illinois U.S.A.
  • 3129436876 | +1 312-943-6876 Illinois U.S.A.
  • 3129436877 | +1 312-943-6877 Illinois U.S.A.
  • 3129436878 | +1 312-943-6878 Illinois U.S.A.
  • 3129436879 | +1 312-943-6879 Illinois U.S.A.
  • 3129436880 | +1 312-943-6880 Illinois U.S.A.
  • 3129436881 | +1 312-943-6881 Illinois U.S.A.
  • 3129436882 | +1 312-943-6882 Illinois U.S.A.
  • 3129436883 | +1 312-943-6883 Illinois U.S.A.
  • 3129436884 | +1 312-943-6884 Illinois U.S.A.
  • 3129436885 | +1 312-943-6885 Illinois U.S.A.
  • 3129436886 | +1 312-943-6886 Illinois U.S.A.
  • 3129436887 | +1 312-943-6887 Illinois U.S.A.
  • 3129436888 | +1 312-943-6888 Illinois U.S.A.
  • 3129436889 | +1 312-943-6889 Illinois U.S.A.
  • 3129436890 | +1 312-943-6890 Illinois U.S.A.
  • 3129436891 | +1 312-943-6891 Illinois U.S.A.
  • 3129436892 | +1 312-943-6892 Illinois U.S.A.
  • 3129436893 | +1 312-943-6893 Illinois U.S.A.
  • 3129436894 | +1 312-943-6894 Illinois U.S.A.
  • 3129436895 | +1 312-943-6895 Illinois U.S.A.
  • 3129436896 | +1 312-943-6896 Illinois U.S.A.
  • 3129436897 | +1 312-943-6897 Illinois U.S.A.
  • 3129436898 | +1 312-943-6898 Illinois U.S.A.
  • 3129436899 | +1 312-943-6899 Illinois U.S.A.