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).

  • 3127556800 | +1 312-755-6800 Illinois U.S.A.
  • 3127556801 | +1 312-755-6801 Illinois U.S.A.
  • 3127556802 | +1 312-755-6802 Illinois U.S.A.
  • 3127556803 | +1 312-755-6803 Illinois U.S.A.
  • 3127556804 | +1 312-755-6804 Illinois U.S.A.
  • 3127556805 | +1 312-755-6805 Illinois U.S.A.
  • 3127556806 | +1 312-755-6806 Illinois U.S.A.
  • 3127556807 | +1 312-755-6807 Illinois U.S.A.
  • 3127556808 | +1 312-755-6808 Illinois U.S.A.
  • 3127556809 | +1 312-755-6809 Illinois U.S.A.
  • 3127556810 | +1 312-755-6810 Illinois U.S.A.
  • 3127556811 | +1 312-755-6811 Illinois U.S.A.
  • 3127556812 | +1 312-755-6812 Illinois U.S.A.
  • 3127556813 | +1 312-755-6813 Illinois U.S.A.
  • 3127556814 | +1 312-755-6814 Illinois U.S.A.
  • 3127556815 | +1 312-755-6815 Illinois U.S.A.
  • 3127556816 | +1 312-755-6816 Illinois U.S.A.
  • 3127556817 | +1 312-755-6817 Illinois U.S.A.
  • 3127556818 | +1 312-755-6818 Illinois U.S.A.
  • 3127556819 | +1 312-755-6819 Illinois U.S.A.
  • 3127556820 | +1 312-755-6820 Illinois U.S.A.
  • 3127556821 | +1 312-755-6821 Illinois U.S.A.
  • 3127556822 | +1 312-755-6822 Illinois U.S.A.
  • 3127556823 | +1 312-755-6823 Illinois U.S.A.
  • 3127556824 | +1 312-755-6824 Illinois U.S.A.
  • 3127556825 | +1 312-755-6825 Illinois U.S.A.
  • 3127556826 | +1 312-755-6826 Illinois U.S.A.
  • 3127556827 | +1 312-755-6827 Illinois U.S.A.
  • 3127556828 | +1 312-755-6828 Illinois U.S.A.
  • 3127556829 | +1 312-755-6829 Illinois U.S.A.
  • 3127556830 | +1 312-755-6830 Illinois U.S.A.
  • 3127556831 | +1 312-755-6831 Illinois U.S.A.
  • 3127556832 | +1 312-755-6832 Illinois U.S.A.
  • 3127556833 | +1 312-755-6833 Illinois U.S.A.
  • 3127556834 | +1 312-755-6834 Illinois U.S.A.
  • 3127556835 | +1 312-755-6835 Illinois U.S.A.
  • 3127556836 | +1 312-755-6836 Illinois U.S.A.
  • 3127556837 | +1 312-755-6837 Illinois U.S.A.
  • 3127556838 | +1 312-755-6838 Illinois U.S.A.
  • 3127556839 | +1 312-755-6839 Illinois U.S.A.
  • 3127556840 | +1 312-755-6840 Illinois U.S.A.
  • 3127556841 | +1 312-755-6841 Illinois U.S.A.
  • 3127556842 | +1 312-755-6842 Illinois U.S.A.
  • 3127556843 | +1 312-755-6843 Illinois U.S.A.
  • 3127556844 | +1 312-755-6844 Illinois U.S.A.
  • 3127556845 | +1 312-755-6845 Illinois U.S.A.
  • 3127556846 | +1 312-755-6846 Illinois U.S.A.
  • 3127556847 | +1 312-755-6847 Illinois U.S.A.
  • 3127556848 | +1 312-755-6848 Illinois U.S.A.
  • 3127556849 | +1 312-755-6849 Illinois U.S.A.
  • 3127556850 | +1 312-755-6850 Illinois U.S.A.
  • 3127556851 | +1 312-755-6851 Illinois U.S.A.
  • 3127556852 | +1 312-755-6852 Illinois U.S.A.
  • 3127556853 | +1 312-755-6853 Illinois U.S.A.
  • 3127556854 | +1 312-755-6854 Illinois U.S.A.
  • 3127556855 | +1 312-755-6855 Illinois U.S.A.
  • 3127556856 | +1 312-755-6856 Illinois U.S.A.
  • 3127556857 | +1 312-755-6857 Illinois U.S.A.
  • 3127556858 | +1 312-755-6858 Illinois U.S.A.
  • 3127556859 | +1 312-755-6859 Illinois U.S.A.
  • 3127556860 | +1 312-755-6860 Illinois U.S.A.
  • 3127556861 | +1 312-755-6861 Illinois U.S.A.
  • 3127556862 | +1 312-755-6862 Illinois U.S.A.
  • 3127556863 | +1 312-755-6863 Illinois U.S.A.
  • 3127556864 | +1 312-755-6864 Illinois U.S.A.
  • 3127556865 | +1 312-755-6865 Illinois U.S.A.
  • 3127556866 | +1 312-755-6866 Illinois U.S.A.
  • 3127556867 | +1 312-755-6867 Illinois U.S.A.
  • 3127556868 | +1 312-755-6868 Illinois U.S.A.
  • 3127556869 | +1 312-755-6869 Illinois U.S.A.
  • 3127556870 | +1 312-755-6870 Illinois U.S.A.
  • 3127556871 | +1 312-755-6871 Illinois U.S.A.
  • 3127556872 | +1 312-755-6872 Illinois U.S.A.
  • 3127556873 | +1 312-755-6873 Illinois U.S.A.
  • 3127556874 | +1 312-755-6874 Illinois U.S.A.
  • 3127556875 | +1 312-755-6875 Illinois U.S.A.
  • 3127556876 | +1 312-755-6876 Illinois U.S.A.
  • 3127556877 | +1 312-755-6877 Illinois U.S.A.
  • 3127556878 | +1 312-755-6878 Illinois U.S.A.
  • 3127556879 | +1 312-755-6879 Illinois U.S.A.
  • 3127556880 | +1 312-755-6880 Illinois U.S.A.
  • 3127556881 | +1 312-755-6881 Illinois U.S.A.
  • 3127556882 | +1 312-755-6882 Illinois U.S.A.
  • 3127556883 | +1 312-755-6883 Illinois U.S.A.
  • 3127556884 | +1 312-755-6884 Illinois U.S.A.
  • 3127556885 | +1 312-755-6885 Illinois U.S.A.
  • 3127556886 | +1 312-755-6886 Illinois U.S.A.
  • 3127556887 | +1 312-755-6887 Illinois U.S.A.
  • 3127556888 | +1 312-755-6888 Illinois U.S.A.
  • 3127556889 | +1 312-755-6889 Illinois U.S.A.
  • 3127556890 | +1 312-755-6890 Illinois U.S.A.
  • 3127556891 | +1 312-755-6891 Illinois U.S.A.
  • 3127556892 | +1 312-755-6892 Illinois U.S.A.
  • 3127556893 | +1 312-755-6893 Illinois U.S.A.
  • 3127556894 | +1 312-755-6894 Illinois U.S.A.
  • 3127556895 | +1 312-755-6895 Illinois U.S.A.
  • 3127556896 | +1 312-755-6896 Illinois U.S.A.
  • 3127556897 | +1 312-755-6897 Illinois U.S.A.
  • 3127556898 | +1 312-755-6898 Illinois U.S.A.
  • 3127556899 | +1 312-755-6899 Illinois U.S.A.