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).

  • 3123066800 | +1 312-306-6800 Illinois U.S.A.
  • 3123066801 | +1 312-306-6801 Illinois U.S.A.
  • 3123066802 | +1 312-306-6802 Illinois U.S.A.
  • 3123066803 | +1 312-306-6803 Illinois U.S.A.
  • 3123066804 | +1 312-306-6804 Illinois U.S.A.
  • 3123066805 | +1 312-306-6805 Illinois U.S.A.
  • 3123066806 | +1 312-306-6806 Illinois U.S.A.
  • 3123066807 | +1 312-306-6807 Illinois U.S.A.
  • 3123066808 | +1 312-306-6808 Illinois U.S.A.
  • 3123066809 | +1 312-306-6809 Illinois U.S.A.
  • 3123066810 | +1 312-306-6810 Illinois U.S.A.
  • 3123066811 | +1 312-306-6811 Illinois U.S.A.
  • 3123066812 | +1 312-306-6812 Illinois U.S.A.
  • 3123066813 | +1 312-306-6813 Illinois U.S.A.
  • 3123066814 | +1 312-306-6814 Illinois U.S.A.
  • 3123066815 | +1 312-306-6815 Illinois U.S.A.
  • 3123066816 | +1 312-306-6816 Illinois U.S.A.
  • 3123066817 | +1 312-306-6817 Illinois U.S.A.
  • 3123066818 | +1 312-306-6818 Illinois U.S.A.
  • 3123066819 | +1 312-306-6819 Illinois U.S.A.
  • 3123066820 | +1 312-306-6820 Illinois U.S.A.
  • 3123066821 | +1 312-306-6821 Illinois U.S.A.
  • 3123066822 | +1 312-306-6822 Illinois U.S.A.
  • 3123066823 | +1 312-306-6823 Illinois U.S.A.
  • 3123066824 | +1 312-306-6824 Illinois U.S.A.
  • 3123066825 | +1 312-306-6825 Illinois U.S.A.
  • 3123066826 | +1 312-306-6826 Illinois U.S.A.
  • 3123066827 | +1 312-306-6827 Illinois U.S.A.
  • 3123066828 | +1 312-306-6828 Illinois U.S.A.
  • 3123066829 | +1 312-306-6829 Illinois U.S.A.
  • 3123066830 | +1 312-306-6830 Illinois U.S.A.
  • 3123066831 | +1 312-306-6831 Illinois U.S.A.
  • 3123066832 | +1 312-306-6832 Illinois U.S.A.
  • 3123066833 | +1 312-306-6833 Illinois U.S.A.
  • 3123066834 | +1 312-306-6834 Illinois U.S.A.
  • 3123066835 | +1 312-306-6835 Illinois U.S.A.
  • 3123066836 | +1 312-306-6836 Illinois U.S.A.
  • 3123066837 | +1 312-306-6837 Illinois U.S.A.
  • 3123066838 | +1 312-306-6838 Illinois U.S.A.
  • 3123066839 | +1 312-306-6839 Illinois U.S.A.
  • 3123066840 | +1 312-306-6840 Illinois U.S.A.
  • 3123066841 | +1 312-306-6841 Illinois U.S.A.
  • 3123066842 | +1 312-306-6842 Illinois U.S.A.
  • 3123066843 | +1 312-306-6843 Illinois U.S.A.
  • 3123066844 | +1 312-306-6844 Illinois U.S.A.
  • 3123066845 | +1 312-306-6845 Illinois U.S.A.
  • 3123066846 | +1 312-306-6846 Illinois U.S.A.
  • 3123066847 | +1 312-306-6847 Illinois U.S.A.
  • 3123066848 | +1 312-306-6848 Illinois U.S.A.
  • 3123066849 | +1 312-306-6849 Illinois U.S.A.
  • 3123066850 | +1 312-306-6850 Illinois U.S.A.
  • 3123066851 | +1 312-306-6851 Illinois U.S.A.
  • 3123066852 | +1 312-306-6852 Illinois U.S.A.
  • 3123066853 | +1 312-306-6853 Illinois U.S.A.
  • 3123066854 | +1 312-306-6854 Illinois U.S.A.
  • 3123066855 | +1 312-306-6855 Illinois U.S.A.
  • 3123066856 | +1 312-306-6856 Illinois U.S.A.
  • 3123066857 | +1 312-306-6857 Illinois U.S.A.
  • 3123066858 | +1 312-306-6858 Illinois U.S.A.
  • 3123066859 | +1 312-306-6859 Illinois U.S.A.
  • 3123066860 | +1 312-306-6860 Illinois U.S.A.
  • 3123066861 | +1 312-306-6861 Illinois U.S.A.
  • 3123066862 | +1 312-306-6862 Illinois U.S.A.
  • 3123066863 | +1 312-306-6863 Illinois U.S.A.
  • 3123066864 | +1 312-306-6864 Illinois U.S.A.
  • 3123066865 | +1 312-306-6865 Illinois U.S.A.
  • 3123066866 | +1 312-306-6866 Illinois U.S.A.
  • 3123066867 | +1 312-306-6867 Illinois U.S.A.
  • 3123066868 | +1 312-306-6868 Illinois U.S.A.
  • 3123066869 | +1 312-306-6869 Illinois U.S.A.
  • 3123066870 | +1 312-306-6870 Illinois U.S.A.
  • 3123066871 | +1 312-306-6871 Illinois U.S.A.
  • 3123066872 | +1 312-306-6872 Illinois U.S.A.
  • 3123066873 | +1 312-306-6873 Illinois U.S.A.
  • 3123066874 | +1 312-306-6874 Illinois U.S.A.
  • 3123066875 | +1 312-306-6875 Illinois U.S.A.
  • 3123066876 | +1 312-306-6876 Illinois U.S.A.
  • 3123066877 | +1 312-306-6877 Illinois U.S.A.
  • 3123066878 | +1 312-306-6878 Illinois U.S.A.
  • 3123066879 | +1 312-306-6879 Illinois U.S.A.
  • 3123066880 | +1 312-306-6880 Illinois U.S.A.
  • 3123066881 | +1 312-306-6881 Illinois U.S.A.
  • 3123066882 | +1 312-306-6882 Illinois U.S.A.
  • 3123066883 | +1 312-306-6883 Illinois U.S.A.
  • 3123066884 | +1 312-306-6884 Illinois U.S.A.
  • 3123066885 | +1 312-306-6885 Illinois U.S.A.
  • 3123066886 | +1 312-306-6886 Illinois U.S.A.
  • 3123066887 | +1 312-306-6887 Illinois U.S.A.
  • 3123066888 | +1 312-306-6888 Illinois U.S.A.
  • 3123066889 | +1 312-306-6889 Illinois U.S.A.
  • 3123066890 | +1 312-306-6890 Illinois U.S.A.
  • 3123066891 | +1 312-306-6891 Illinois U.S.A.
  • 3123066892 | +1 312-306-6892 Illinois U.S.A.
  • 3123066893 | +1 312-306-6893 Illinois U.S.A.
  • 3123066894 | +1 312-306-6894 Illinois U.S.A.
  • 3123066895 | +1 312-306-6895 Illinois U.S.A.
  • 3123066896 | +1 312-306-6896 Illinois U.S.A.
  • 3123066897 | +1 312-306-6897 Illinois U.S.A.
  • 3123066898 | +1 312-306-6898 Illinois U.S.A.
  • 3123066899 | +1 312-306-6899 Illinois U.S.A.