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).

  • 3129929800 | +1 312-992-9800 Illinois U.S.A.
  • 3129929801 | +1 312-992-9801 Illinois U.S.A.
  • 3129929802 | +1 312-992-9802 Illinois U.S.A.
  • 3129929803 | +1 312-992-9803 Illinois U.S.A.
  • 3129929804 | +1 312-992-9804 Illinois U.S.A.
  • 3129929805 | +1 312-992-9805 Illinois U.S.A.
  • 3129929806 | +1 312-992-9806 Illinois U.S.A.
  • 3129929807 | +1 312-992-9807 Illinois U.S.A.
  • 3129929808 | +1 312-992-9808 Illinois U.S.A.
  • 3129929809 | +1 312-992-9809 Illinois U.S.A.
  • 3129929810 | +1 312-992-9810 Illinois U.S.A.
  • 3129929811 | +1 312-992-9811 Illinois U.S.A.
  • 3129929812 | +1 312-992-9812 Illinois U.S.A.
  • 3129929813 | +1 312-992-9813 Illinois U.S.A.
  • 3129929814 | +1 312-992-9814 Illinois U.S.A.
  • 3129929815 | +1 312-992-9815 Illinois U.S.A.
  • 3129929816 | +1 312-992-9816 Illinois U.S.A.
  • 3129929817 | +1 312-992-9817 Illinois U.S.A.
  • 3129929818 | +1 312-992-9818 Illinois U.S.A.
  • 3129929819 | +1 312-992-9819 Illinois U.S.A.
  • 3129929820 | +1 312-992-9820 Illinois U.S.A.
  • 3129929821 | +1 312-992-9821 Illinois U.S.A.
  • 3129929822 | +1 312-992-9822 Illinois U.S.A.
  • 3129929823 | +1 312-992-9823 Illinois U.S.A.
  • 3129929824 | +1 312-992-9824 Illinois U.S.A.
  • 3129929825 | +1 312-992-9825 Illinois U.S.A.
  • 3129929826 | +1 312-992-9826 Illinois U.S.A.
  • 3129929827 | +1 312-992-9827 Illinois U.S.A.
  • 3129929828 | +1 312-992-9828 Illinois U.S.A.
  • 3129929829 | +1 312-992-9829 Illinois U.S.A.
  • 3129929830 | +1 312-992-9830 Illinois U.S.A.
  • 3129929831 | +1 312-992-9831 Illinois U.S.A.
  • 3129929832 | +1 312-992-9832 Illinois U.S.A.
  • 3129929833 | +1 312-992-9833 Illinois U.S.A.
  • 3129929834 | +1 312-992-9834 Illinois U.S.A.
  • 3129929835 | +1 312-992-9835 Illinois U.S.A.
  • 3129929836 | +1 312-992-9836 Illinois U.S.A.
  • 3129929837 | +1 312-992-9837 Illinois U.S.A.
  • 3129929838 | +1 312-992-9838 Illinois U.S.A.
  • 3129929839 | +1 312-992-9839 Illinois U.S.A.
  • 3129929840 | +1 312-992-9840 Illinois U.S.A.
  • 3129929841 | +1 312-992-9841 Illinois U.S.A.
  • 3129929842 | +1 312-992-9842 Illinois U.S.A.
  • 3129929843 | +1 312-992-9843 Illinois U.S.A.
  • 3129929844 | +1 312-992-9844 Illinois U.S.A.
  • 3129929845 | +1 312-992-9845 Illinois U.S.A.
  • 3129929846 | +1 312-992-9846 Illinois U.S.A.
  • 3129929847 | +1 312-992-9847 Illinois U.S.A.
  • 3129929848 | +1 312-992-9848 Illinois U.S.A.
  • 3129929849 | +1 312-992-9849 Illinois U.S.A.
  • 3129929850 | +1 312-992-9850 Illinois U.S.A.
  • 3129929851 | +1 312-992-9851 Illinois U.S.A.
  • 3129929852 | +1 312-992-9852 Illinois U.S.A.
  • 3129929853 | +1 312-992-9853 Illinois U.S.A.
  • 3129929854 | +1 312-992-9854 Illinois U.S.A.
  • 3129929855 | +1 312-992-9855 Illinois U.S.A.
  • 3129929856 | +1 312-992-9856 Illinois U.S.A.
  • 3129929857 | +1 312-992-9857 Illinois U.S.A.
  • 3129929858 | +1 312-992-9858 Illinois U.S.A.
  • 3129929859 | +1 312-992-9859 Illinois U.S.A.
  • 3129929860 | +1 312-992-9860 Illinois U.S.A.
  • 3129929861 | +1 312-992-9861 Illinois U.S.A.
  • 3129929862 | +1 312-992-9862 Illinois U.S.A.
  • 3129929863 | +1 312-992-9863 Illinois U.S.A.
  • 3129929864 | +1 312-992-9864 Illinois U.S.A.
  • 3129929865 | +1 312-992-9865 Illinois U.S.A.
  • 3129929866 | +1 312-992-9866 Illinois U.S.A.
  • 3129929867 | +1 312-992-9867 Illinois U.S.A.
  • 3129929868 | +1 312-992-9868 Illinois U.S.A.
  • 3129929869 | +1 312-992-9869 Illinois U.S.A.
  • 3129929870 | +1 312-992-9870 Illinois U.S.A.
  • 3129929871 | +1 312-992-9871 Illinois U.S.A.
  • 3129929872 | +1 312-992-9872 Illinois U.S.A.
  • 3129929873 | +1 312-992-9873 Illinois U.S.A.
  • 3129929874 | +1 312-992-9874 Illinois U.S.A.
  • 3129929875 | +1 312-992-9875 Illinois U.S.A.
  • 3129929876 | +1 312-992-9876 Illinois U.S.A.
  • 3129929877 | +1 312-992-9877 Illinois U.S.A.
  • 3129929878 | +1 312-992-9878 Illinois U.S.A.
  • 3129929879 | +1 312-992-9879 Illinois U.S.A.
  • 3129929880 | +1 312-992-9880 Illinois U.S.A.
  • 3129929881 | +1 312-992-9881 Illinois U.S.A.
  • 3129929882 | +1 312-992-9882 Illinois U.S.A.
  • 3129929883 | +1 312-992-9883 Illinois U.S.A.
  • 3129929884 | +1 312-992-9884 Illinois U.S.A.
  • 3129929885 | +1 312-992-9885 Illinois U.S.A.
  • 3129929886 | +1 312-992-9886 Illinois U.S.A.
  • 3129929887 | +1 312-992-9887 Illinois U.S.A.
  • 3129929888 | +1 312-992-9888 Illinois U.S.A.
  • 3129929889 | +1 312-992-9889 Illinois U.S.A.
  • 3129929890 | +1 312-992-9890 Illinois U.S.A.
  • 3129929891 | +1 312-992-9891 Illinois U.S.A.
  • 3129929892 | +1 312-992-9892 Illinois U.S.A.
  • 3129929893 | +1 312-992-9893 Illinois U.S.A.
  • 3129929894 | +1 312-992-9894 Illinois U.S.A.
  • 3129929895 | +1 312-992-9895 Illinois U.S.A.
  • 3129929896 | +1 312-992-9896 Illinois U.S.A.
  • 3129929897 | +1 312-992-9897 Illinois U.S.A.
  • 3129929898 | +1 312-992-9898 Illinois U.S.A.
  • 3129929899 | +1 312-992-9899 Illinois U.S.A.