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).

  • 3129886800 | +1 312-988-6800 Illinois U.S.A.
  • 3129886801 | +1 312-988-6801 Illinois U.S.A.
  • 3129886802 | +1 312-988-6802 Illinois U.S.A.
  • 3129886803 | +1 312-988-6803 Illinois U.S.A.
  • 3129886804 | +1 312-988-6804 Illinois U.S.A.
  • 3129886805 | +1 312-988-6805 Illinois U.S.A.
  • 3129886806 | +1 312-988-6806 Illinois U.S.A.
  • 3129886807 | +1 312-988-6807 Illinois U.S.A.
  • 3129886808 | +1 312-988-6808 Illinois U.S.A.
  • 3129886809 | +1 312-988-6809 Illinois U.S.A.
  • 3129886810 | +1 312-988-6810 Illinois U.S.A.
  • 3129886811 | +1 312-988-6811 Illinois U.S.A.
  • 3129886812 | +1 312-988-6812 Illinois U.S.A.
  • 3129886813 | +1 312-988-6813 Illinois U.S.A.
  • 3129886814 | +1 312-988-6814 Illinois U.S.A.
  • 3129886815 | +1 312-988-6815 Illinois U.S.A.
  • 3129886816 | +1 312-988-6816 Illinois U.S.A.
  • 3129886817 | +1 312-988-6817 Illinois U.S.A.
  • 3129886818 | +1 312-988-6818 Illinois U.S.A.
  • 3129886819 | +1 312-988-6819 Illinois U.S.A.
  • 3129886820 | +1 312-988-6820 Illinois U.S.A.
  • 3129886821 | +1 312-988-6821 Illinois U.S.A.
  • 3129886822 | +1 312-988-6822 Illinois U.S.A.
  • 3129886823 | +1 312-988-6823 Illinois U.S.A.
  • 3129886824 | +1 312-988-6824 Illinois U.S.A.
  • 3129886825 | +1 312-988-6825 Illinois U.S.A.
  • 3129886826 | +1 312-988-6826 Illinois U.S.A.
  • 3129886827 | +1 312-988-6827 Illinois U.S.A.
  • 3129886828 | +1 312-988-6828 Illinois U.S.A.
  • 3129886829 | +1 312-988-6829 Illinois U.S.A.
  • 3129886830 | +1 312-988-6830 Illinois U.S.A.
  • 3129886831 | +1 312-988-6831 Illinois U.S.A.
  • 3129886832 | +1 312-988-6832 Illinois U.S.A.
  • 3129886833 | +1 312-988-6833 Illinois U.S.A.
  • 3129886834 | +1 312-988-6834 Illinois U.S.A.
  • 3129886835 | +1 312-988-6835 Illinois U.S.A.
  • 3129886836 | +1 312-988-6836 Illinois U.S.A.
  • 3129886837 | +1 312-988-6837 Illinois U.S.A.
  • 3129886838 | +1 312-988-6838 Illinois U.S.A.
  • 3129886839 | +1 312-988-6839 Illinois U.S.A.
  • 3129886840 | +1 312-988-6840 Illinois U.S.A.
  • 3129886841 | +1 312-988-6841 Illinois U.S.A.
  • 3129886842 | +1 312-988-6842 Illinois U.S.A.
  • 3129886843 | +1 312-988-6843 Illinois U.S.A.
  • 3129886844 | +1 312-988-6844 Illinois U.S.A.
  • 3129886845 | +1 312-988-6845 Illinois U.S.A.
  • 3129886846 | +1 312-988-6846 Illinois U.S.A.
  • 3129886847 | +1 312-988-6847 Illinois U.S.A.
  • 3129886848 | +1 312-988-6848 Illinois U.S.A.
  • 3129886849 | +1 312-988-6849 Illinois U.S.A.
  • 3129886850 | +1 312-988-6850 Illinois U.S.A.
  • 3129886851 | +1 312-988-6851 Illinois U.S.A.
  • 3129886852 | +1 312-988-6852 Illinois U.S.A.
  • 3129886853 | +1 312-988-6853 Illinois U.S.A.
  • 3129886854 | +1 312-988-6854 Illinois U.S.A.
  • 3129886855 | +1 312-988-6855 Illinois U.S.A.
  • 3129886856 | +1 312-988-6856 Illinois U.S.A.
  • 3129886857 | +1 312-988-6857 Illinois U.S.A.
  • 3129886858 | +1 312-988-6858 Illinois U.S.A.
  • 3129886859 | +1 312-988-6859 Illinois U.S.A.
  • 3129886860 | +1 312-988-6860 Illinois U.S.A.
  • 3129886861 | +1 312-988-6861 Illinois U.S.A.
  • 3129886862 | +1 312-988-6862 Illinois U.S.A.
  • 3129886863 | +1 312-988-6863 Illinois U.S.A.
  • 3129886864 | +1 312-988-6864 Illinois U.S.A.
  • 3129886865 | +1 312-988-6865 Illinois U.S.A.
  • 3129886866 | +1 312-988-6866 Illinois U.S.A.
  • 3129886867 | +1 312-988-6867 Illinois U.S.A.
  • 3129886868 | +1 312-988-6868 Illinois U.S.A.
  • 3129886869 | +1 312-988-6869 Illinois U.S.A.
  • 3129886870 | +1 312-988-6870 Illinois U.S.A.
  • 3129886871 | +1 312-988-6871 Illinois U.S.A.
  • 3129886872 | +1 312-988-6872 Illinois U.S.A.
  • 3129886873 | +1 312-988-6873 Illinois U.S.A.
  • 3129886874 | +1 312-988-6874 Illinois U.S.A.
  • 3129886875 | +1 312-988-6875 Illinois U.S.A.
  • 3129886876 | +1 312-988-6876 Illinois U.S.A.
  • 3129886877 | +1 312-988-6877 Illinois U.S.A.
  • 3129886878 | +1 312-988-6878 Illinois U.S.A.
  • 3129886879 | +1 312-988-6879 Illinois U.S.A.
  • 3129886880 | +1 312-988-6880 Illinois U.S.A.
  • 3129886881 | +1 312-988-6881 Illinois U.S.A.
  • 3129886882 | +1 312-988-6882 Illinois U.S.A.
  • 3129886883 | +1 312-988-6883 Illinois U.S.A.
  • 3129886884 | +1 312-988-6884 Illinois U.S.A.
  • 3129886885 | +1 312-988-6885 Illinois U.S.A.
  • 3129886886 | +1 312-988-6886 Illinois U.S.A.
  • 3129886887 | +1 312-988-6887 Illinois U.S.A.
  • 3129886888 | +1 312-988-6888 Illinois U.S.A.
  • 3129886889 | +1 312-988-6889 Illinois U.S.A.
  • 3129886890 | +1 312-988-6890 Illinois U.S.A.
  • 3129886891 | +1 312-988-6891 Illinois U.S.A.
  • 3129886892 | +1 312-988-6892 Illinois U.S.A.
  • 3129886893 | +1 312-988-6893 Illinois U.S.A.
  • 3129886894 | +1 312-988-6894 Illinois U.S.A.
  • 3129886895 | +1 312-988-6895 Illinois U.S.A.
  • 3129886896 | +1 312-988-6896 Illinois U.S.A.
  • 3129886897 | +1 312-988-6897 Illinois U.S.A.
  • 3129886898 | +1 312-988-6898 Illinois U.S.A.
  • 3129886899 | +1 312-988-6899 Illinois U.S.A.