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).

  • 3123089800 | +1 312-308-9800 Illinois U.S.A.
  • 3123089801 | +1 312-308-9801 Illinois U.S.A.
  • 3123089802 | +1 312-308-9802 Illinois U.S.A.
  • 3123089803 | +1 312-308-9803 Illinois U.S.A.
  • 3123089804 | +1 312-308-9804 Illinois U.S.A.
  • 3123089805 | +1 312-308-9805 Illinois U.S.A.
  • 3123089806 | +1 312-308-9806 Illinois U.S.A.
  • 3123089807 | +1 312-308-9807 Illinois U.S.A.
  • 3123089808 | +1 312-308-9808 Illinois U.S.A.
  • 3123089809 | +1 312-308-9809 Illinois U.S.A.
  • 3123089810 | +1 312-308-9810 Illinois U.S.A.
  • 3123089811 | +1 312-308-9811 Illinois U.S.A.
  • 3123089812 | +1 312-308-9812 Illinois U.S.A.
  • 3123089813 | +1 312-308-9813 Illinois U.S.A.
  • 3123089814 | +1 312-308-9814 Illinois U.S.A.
  • 3123089815 | +1 312-308-9815 Illinois U.S.A.
  • 3123089816 | +1 312-308-9816 Illinois U.S.A.
  • 3123089817 | +1 312-308-9817 Illinois U.S.A.
  • 3123089818 | +1 312-308-9818 Illinois U.S.A.
  • 3123089819 | +1 312-308-9819 Illinois U.S.A.
  • 3123089820 | +1 312-308-9820 Illinois U.S.A.
  • 3123089821 | +1 312-308-9821 Illinois U.S.A.
  • 3123089822 | +1 312-308-9822 Illinois U.S.A.
  • 3123089823 | +1 312-308-9823 Illinois U.S.A.
  • 3123089824 | +1 312-308-9824 Illinois U.S.A.
  • 3123089825 | +1 312-308-9825 Illinois U.S.A.
  • 3123089826 | +1 312-308-9826 Illinois U.S.A.
  • 3123089827 | +1 312-308-9827 Illinois U.S.A.
  • 3123089828 | +1 312-308-9828 Illinois U.S.A.
  • 3123089829 | +1 312-308-9829 Illinois U.S.A.
  • 3123089830 | +1 312-308-9830 Illinois U.S.A.
  • 3123089831 | +1 312-308-9831 Illinois U.S.A.
  • 3123089832 | +1 312-308-9832 Illinois U.S.A.
  • 3123089833 | +1 312-308-9833 Illinois U.S.A.
  • 3123089834 | +1 312-308-9834 Illinois U.S.A.
  • 3123089835 | +1 312-308-9835 Illinois U.S.A.
  • 3123089836 | +1 312-308-9836 Illinois U.S.A.
  • 3123089837 | +1 312-308-9837 Illinois U.S.A.
  • 3123089838 | +1 312-308-9838 Illinois U.S.A.
  • 3123089839 | +1 312-308-9839 Illinois U.S.A.
  • 3123089840 | +1 312-308-9840 Illinois U.S.A.
  • 3123089841 | +1 312-308-9841 Illinois U.S.A.
  • 3123089842 | +1 312-308-9842 Illinois U.S.A.
  • 3123089843 | +1 312-308-9843 Illinois U.S.A.
  • 3123089844 | +1 312-308-9844 Illinois U.S.A.
  • 3123089845 | +1 312-308-9845 Illinois U.S.A.
  • 3123089846 | +1 312-308-9846 Illinois U.S.A.
  • 3123089847 | +1 312-308-9847 Illinois U.S.A.
  • 3123089848 | +1 312-308-9848 Illinois U.S.A.
  • 3123089849 | +1 312-308-9849 Illinois U.S.A.
  • 3123089850 | +1 312-308-9850 Illinois U.S.A.
  • 3123089851 | +1 312-308-9851 Illinois U.S.A.
  • 3123089852 | +1 312-308-9852 Illinois U.S.A.
  • 3123089853 | +1 312-308-9853 Illinois U.S.A.
  • 3123089854 | +1 312-308-9854 Illinois U.S.A.
  • 3123089855 | +1 312-308-9855 Illinois U.S.A.
  • 3123089856 | +1 312-308-9856 Illinois U.S.A.
  • 3123089857 | +1 312-308-9857 Illinois U.S.A.
  • 3123089858 | +1 312-308-9858 Illinois U.S.A.
  • 3123089859 | +1 312-308-9859 Illinois U.S.A.
  • 3123089860 | +1 312-308-9860 Illinois U.S.A.
  • 3123089861 | +1 312-308-9861 Illinois U.S.A.
  • 3123089862 | +1 312-308-9862 Illinois U.S.A.
  • 3123089863 | +1 312-308-9863 Illinois U.S.A.
  • 3123089864 | +1 312-308-9864 Illinois U.S.A.
  • 3123089865 | +1 312-308-9865 Illinois U.S.A.
  • 3123089866 | +1 312-308-9866 Illinois U.S.A.
  • 3123089867 | +1 312-308-9867 Illinois U.S.A.
  • 3123089868 | +1 312-308-9868 Illinois U.S.A.
  • 3123089869 | +1 312-308-9869 Illinois U.S.A.
  • 3123089870 | +1 312-308-9870 Illinois U.S.A.
  • 3123089871 | +1 312-308-9871 Illinois U.S.A.
  • 3123089872 | +1 312-308-9872 Illinois U.S.A.
  • 3123089873 | +1 312-308-9873 Illinois U.S.A.
  • 3123089874 | +1 312-308-9874 Illinois U.S.A.
  • 3123089875 | +1 312-308-9875 Illinois U.S.A.
  • 3123089876 | +1 312-308-9876 Illinois U.S.A.
  • 3123089877 | +1 312-308-9877 Illinois U.S.A.
  • 3123089878 | +1 312-308-9878 Illinois U.S.A.
  • 3123089879 | +1 312-308-9879 Illinois U.S.A.
  • 3123089880 | +1 312-308-9880 Illinois U.S.A.
  • 3123089881 | +1 312-308-9881 Illinois U.S.A.
  • 3123089882 | +1 312-308-9882 Illinois U.S.A.
  • 3123089883 | +1 312-308-9883 Illinois U.S.A.
  • 3123089884 | +1 312-308-9884 Illinois U.S.A.
  • 3123089885 | +1 312-308-9885 Illinois U.S.A.
  • 3123089886 | +1 312-308-9886 Illinois U.S.A.
  • 3123089887 | +1 312-308-9887 Illinois U.S.A.
  • 3123089888 | +1 312-308-9888 Illinois U.S.A.
  • 3123089889 | +1 312-308-9889 Illinois U.S.A.
  • 3123089890 | +1 312-308-9890 Illinois U.S.A.
  • 3123089891 | +1 312-308-9891 Illinois U.S.A.
  • 3123089892 | +1 312-308-9892 Illinois U.S.A.
  • 3123089893 | +1 312-308-9893 Illinois U.S.A.
  • 3123089894 | +1 312-308-9894 Illinois U.S.A.
  • 3123089895 | +1 312-308-9895 Illinois U.S.A.
  • 3123089896 | +1 312-308-9896 Illinois U.S.A.
  • 3123089897 | +1 312-308-9897 Illinois U.S.A.
  • 3123089898 | +1 312-308-9898 Illinois U.S.A.
  • 3123089899 | +1 312-308-9899 Illinois U.S.A.