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).

  • 3124306800 | +1 312-430-6800 Illinois U.S.A.
  • 3124306801 | +1 312-430-6801 Illinois U.S.A.
  • 3124306802 | +1 312-430-6802 Illinois U.S.A.
  • 3124306803 | +1 312-430-6803 Illinois U.S.A.
  • 3124306804 | +1 312-430-6804 Illinois U.S.A.
  • 3124306805 | +1 312-430-6805 Illinois U.S.A.
  • 3124306806 | +1 312-430-6806 Illinois U.S.A.
  • 3124306807 | +1 312-430-6807 Illinois U.S.A.
  • 3124306808 | +1 312-430-6808 Illinois U.S.A.
  • 3124306809 | +1 312-430-6809 Illinois U.S.A.
  • 3124306810 | +1 312-430-6810 Illinois U.S.A.
  • 3124306811 | +1 312-430-6811 Illinois U.S.A.
  • 3124306812 | +1 312-430-6812 Illinois U.S.A.
  • 3124306813 | +1 312-430-6813 Illinois U.S.A.
  • 3124306814 | +1 312-430-6814 Illinois U.S.A.
  • 3124306815 | +1 312-430-6815 Illinois U.S.A.
  • 3124306816 | +1 312-430-6816 Illinois U.S.A.
  • 3124306817 | +1 312-430-6817 Illinois U.S.A.
  • 3124306818 | +1 312-430-6818 Illinois U.S.A.
  • 3124306819 | +1 312-430-6819 Illinois U.S.A.
  • 3124306820 | +1 312-430-6820 Illinois U.S.A.
  • 3124306821 | +1 312-430-6821 Illinois U.S.A.
  • 3124306822 | +1 312-430-6822 Illinois U.S.A.
  • 3124306823 | +1 312-430-6823 Illinois U.S.A.
  • 3124306824 | +1 312-430-6824 Illinois U.S.A.
  • 3124306825 | +1 312-430-6825 Illinois U.S.A.
  • 3124306826 | +1 312-430-6826 Illinois U.S.A.
  • 3124306827 | +1 312-430-6827 Illinois U.S.A.
  • 3124306828 | +1 312-430-6828 Illinois U.S.A.
  • 3124306829 | +1 312-430-6829 Illinois U.S.A.
  • 3124306830 | +1 312-430-6830 Illinois U.S.A.
  • 3124306831 | +1 312-430-6831 Illinois U.S.A.
  • 3124306832 | +1 312-430-6832 Illinois U.S.A.
  • 3124306833 | +1 312-430-6833 Illinois U.S.A.
  • 3124306834 | +1 312-430-6834 Illinois U.S.A.
  • 3124306835 | +1 312-430-6835 Illinois U.S.A.
  • 3124306836 | +1 312-430-6836 Illinois U.S.A.
  • 3124306837 | +1 312-430-6837 Illinois U.S.A.
  • 3124306838 | +1 312-430-6838 Illinois U.S.A.
  • 3124306839 | +1 312-430-6839 Illinois U.S.A.
  • 3124306840 | +1 312-430-6840 Illinois U.S.A.
  • 3124306841 | +1 312-430-6841 Illinois U.S.A.
  • 3124306842 | +1 312-430-6842 Illinois U.S.A.
  • 3124306843 | +1 312-430-6843 Illinois U.S.A.
  • 3124306844 | +1 312-430-6844 Illinois U.S.A.
  • 3124306845 | +1 312-430-6845 Illinois U.S.A.
  • 3124306846 | +1 312-430-6846 Illinois U.S.A.
  • 3124306847 | +1 312-430-6847 Illinois U.S.A.
  • 3124306848 | +1 312-430-6848 Illinois U.S.A.
  • 3124306849 | +1 312-430-6849 Illinois U.S.A.
  • 3124306850 | +1 312-430-6850 Illinois U.S.A.
  • 3124306851 | +1 312-430-6851 Illinois U.S.A.
  • 3124306852 | +1 312-430-6852 Illinois U.S.A.
  • 3124306853 | +1 312-430-6853 Illinois U.S.A.
  • 3124306854 | +1 312-430-6854 Illinois U.S.A.
  • 3124306855 | +1 312-430-6855 Illinois U.S.A.
  • 3124306856 | +1 312-430-6856 Illinois U.S.A.
  • 3124306857 | +1 312-430-6857 Illinois U.S.A.
  • 3124306858 | +1 312-430-6858 Illinois U.S.A.
  • 3124306859 | +1 312-430-6859 Illinois U.S.A.
  • 3124306860 | +1 312-430-6860 Illinois U.S.A.
  • 3124306861 | +1 312-430-6861 Illinois U.S.A.
  • 3124306862 | +1 312-430-6862 Illinois U.S.A.
  • 3124306863 | +1 312-430-6863 Illinois U.S.A.
  • 3124306864 | +1 312-430-6864 Illinois U.S.A.
  • 3124306865 | +1 312-430-6865 Illinois U.S.A.
  • 3124306866 | +1 312-430-6866 Illinois U.S.A.
  • 3124306867 | +1 312-430-6867 Illinois U.S.A.
  • 3124306868 | +1 312-430-6868 Illinois U.S.A.
  • 3124306869 | +1 312-430-6869 Illinois U.S.A.
  • 3124306870 | +1 312-430-6870 Illinois U.S.A.
  • 3124306871 | +1 312-430-6871 Illinois U.S.A.
  • 3124306872 | +1 312-430-6872 Illinois U.S.A.
  • 3124306873 | +1 312-430-6873 Illinois U.S.A.
  • 3124306874 | +1 312-430-6874 Illinois U.S.A.
  • 3124306875 | +1 312-430-6875 Illinois U.S.A.
  • 3124306876 | +1 312-430-6876 Illinois U.S.A.
  • 3124306877 | +1 312-430-6877 Illinois U.S.A.
  • 3124306878 | +1 312-430-6878 Illinois U.S.A.
  • 3124306879 | +1 312-430-6879 Illinois U.S.A.
  • 3124306880 | +1 312-430-6880 Illinois U.S.A.
  • 3124306881 | +1 312-430-6881 Illinois U.S.A.
  • 3124306882 | +1 312-430-6882 Illinois U.S.A.
  • 3124306883 | +1 312-430-6883 Illinois U.S.A.
  • 3124306884 | +1 312-430-6884 Illinois U.S.A.
  • 3124306885 | +1 312-430-6885 Illinois U.S.A.
  • 3124306886 | +1 312-430-6886 Illinois U.S.A.
  • 3124306887 | +1 312-430-6887 Illinois U.S.A.
  • 3124306888 | +1 312-430-6888 Illinois U.S.A.
  • 3124306889 | +1 312-430-6889 Illinois U.S.A.
  • 3124306890 | +1 312-430-6890 Illinois U.S.A.
  • 3124306891 | +1 312-430-6891 Illinois U.S.A.
  • 3124306892 | +1 312-430-6892 Illinois U.S.A.
  • 3124306893 | +1 312-430-6893 Illinois U.S.A.
  • 3124306894 | +1 312-430-6894 Illinois U.S.A.
  • 3124306895 | +1 312-430-6895 Illinois U.S.A.
  • 3124306896 | +1 312-430-6896 Illinois U.S.A.
  • 3124306897 | +1 312-430-6897 Illinois U.S.A.
  • 3124306898 | +1 312-430-6898 Illinois U.S.A.
  • 3124306899 | +1 312-430-6899 Illinois U.S.A.