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).

  • 3125036800 | +1 312-503-6800 Illinois U.S.A.
  • 3125036801 | +1 312-503-6801 Illinois U.S.A.
  • 3125036802 | +1 312-503-6802 Illinois U.S.A.
  • 3125036803 | +1 312-503-6803 Illinois U.S.A.
  • 3125036804 | +1 312-503-6804 Illinois U.S.A.
  • 3125036805 | +1 312-503-6805 Illinois U.S.A.
  • 3125036806 | +1 312-503-6806 Illinois U.S.A.
  • 3125036807 | +1 312-503-6807 Illinois U.S.A.
  • 3125036808 | +1 312-503-6808 Illinois U.S.A.
  • 3125036809 | +1 312-503-6809 Illinois U.S.A.
  • 3125036810 | +1 312-503-6810 Illinois U.S.A.
  • 3125036811 | +1 312-503-6811 Illinois U.S.A.
  • 3125036812 | +1 312-503-6812 Illinois U.S.A.
  • 3125036813 | +1 312-503-6813 Illinois U.S.A.
  • 3125036814 | +1 312-503-6814 Illinois U.S.A.
  • 3125036815 | +1 312-503-6815 Illinois U.S.A.
  • 3125036816 | +1 312-503-6816 Illinois U.S.A.
  • 3125036817 | +1 312-503-6817 Illinois U.S.A.
  • 3125036818 | +1 312-503-6818 Illinois U.S.A.
  • 3125036819 | +1 312-503-6819 Illinois U.S.A.
  • 3125036820 | +1 312-503-6820 Illinois U.S.A.
  • 3125036821 | +1 312-503-6821 Illinois U.S.A.
  • 3125036822 | +1 312-503-6822 Illinois U.S.A.
  • 3125036823 | +1 312-503-6823 Illinois U.S.A.
  • 3125036824 | +1 312-503-6824 Illinois U.S.A.
  • 3125036825 | +1 312-503-6825 Illinois U.S.A.
  • 3125036826 | +1 312-503-6826 Illinois U.S.A.
  • 3125036827 | +1 312-503-6827 Illinois U.S.A.
  • 3125036828 | +1 312-503-6828 Illinois U.S.A.
  • 3125036829 | +1 312-503-6829 Illinois U.S.A.
  • 3125036830 | +1 312-503-6830 Illinois U.S.A.
  • 3125036831 | +1 312-503-6831 Illinois U.S.A.
  • 3125036832 | +1 312-503-6832 Illinois U.S.A.
  • 3125036833 | +1 312-503-6833 Illinois U.S.A.
  • 3125036834 | +1 312-503-6834 Illinois U.S.A.
  • 3125036835 | +1 312-503-6835 Illinois U.S.A.
  • 3125036836 | +1 312-503-6836 Illinois U.S.A.
  • 3125036837 | +1 312-503-6837 Illinois U.S.A.
  • 3125036838 | +1 312-503-6838 Illinois U.S.A.
  • 3125036839 | +1 312-503-6839 Illinois U.S.A.
  • 3125036840 | +1 312-503-6840 Illinois U.S.A.
  • 3125036841 | +1 312-503-6841 Illinois U.S.A.
  • 3125036842 | +1 312-503-6842 Illinois U.S.A.
  • 3125036843 | +1 312-503-6843 Illinois U.S.A.
  • 3125036844 | +1 312-503-6844 Illinois U.S.A.
  • 3125036845 | +1 312-503-6845 Illinois U.S.A.
  • 3125036846 | +1 312-503-6846 Illinois U.S.A.
  • 3125036847 | +1 312-503-6847 Illinois U.S.A.
  • 3125036848 | +1 312-503-6848 Illinois U.S.A.
  • 3125036849 | +1 312-503-6849 Illinois U.S.A.
  • 3125036850 | +1 312-503-6850 Illinois U.S.A.
  • 3125036851 | +1 312-503-6851 Illinois U.S.A.
  • 3125036852 | +1 312-503-6852 Illinois U.S.A.
  • 3125036853 | +1 312-503-6853 Illinois U.S.A.
  • 3125036854 | +1 312-503-6854 Illinois U.S.A.
  • 3125036855 | +1 312-503-6855 Illinois U.S.A.
  • 3125036856 | +1 312-503-6856 Illinois U.S.A.
  • 3125036857 | +1 312-503-6857 Illinois U.S.A.
  • 3125036858 | +1 312-503-6858 Illinois U.S.A.
  • 3125036859 | +1 312-503-6859 Illinois U.S.A.
  • 3125036860 | +1 312-503-6860 Illinois U.S.A.
  • 3125036861 | +1 312-503-6861 Illinois U.S.A.
  • 3125036862 | +1 312-503-6862 Illinois U.S.A.
  • 3125036863 | +1 312-503-6863 Illinois U.S.A.
  • 3125036864 | +1 312-503-6864 Illinois U.S.A.
  • 3125036865 | +1 312-503-6865 Illinois U.S.A.
  • 3125036866 | +1 312-503-6866 Illinois U.S.A.
  • 3125036867 | +1 312-503-6867 Illinois U.S.A.
  • 3125036868 | +1 312-503-6868 Illinois U.S.A.
  • 3125036869 | +1 312-503-6869 Illinois U.S.A.
  • 3125036870 | +1 312-503-6870 Illinois U.S.A.
  • 3125036871 | +1 312-503-6871 Illinois U.S.A.
  • 3125036872 | +1 312-503-6872 Illinois U.S.A.
  • 3125036873 | +1 312-503-6873 Illinois U.S.A.
  • 3125036874 | +1 312-503-6874 Illinois U.S.A.
  • 3125036875 | +1 312-503-6875 Illinois U.S.A.
  • 3125036876 | +1 312-503-6876 Illinois U.S.A.
  • 3125036877 | +1 312-503-6877 Illinois U.S.A.
  • 3125036878 | +1 312-503-6878 Illinois U.S.A.
  • 3125036879 | +1 312-503-6879 Illinois U.S.A.
  • 3125036880 | +1 312-503-6880 Illinois U.S.A.
  • 3125036881 | +1 312-503-6881 Illinois U.S.A.
  • 3125036882 | +1 312-503-6882 Illinois U.S.A.
  • 3125036883 | +1 312-503-6883 Illinois U.S.A.
  • 3125036884 | +1 312-503-6884 Illinois U.S.A.
  • 3125036885 | +1 312-503-6885 Illinois U.S.A.
  • 3125036886 | +1 312-503-6886 Illinois U.S.A.
  • 3125036887 | +1 312-503-6887 Illinois U.S.A.
  • 3125036888 | +1 312-503-6888 Illinois U.S.A.
  • 3125036889 | +1 312-503-6889 Illinois U.S.A.
  • 3125036890 | +1 312-503-6890 Illinois U.S.A.
  • 3125036891 | +1 312-503-6891 Illinois U.S.A.
  • 3125036892 | +1 312-503-6892 Illinois U.S.A.
  • 3125036893 | +1 312-503-6893 Illinois U.S.A.
  • 3125036894 | +1 312-503-6894 Illinois U.S.A.
  • 3125036895 | +1 312-503-6895 Illinois U.S.A.
  • 3125036896 | +1 312-503-6896 Illinois U.S.A.
  • 3125036897 | +1 312-503-6897 Illinois U.S.A.
  • 3125036898 | +1 312-503-6898 Illinois U.S.A.
  • 3125036899 | +1 312-503-6899 Illinois U.S.A.