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).

  • 3129219800 | +1 312-921-9800 Illinois U.S.A.
  • 3129219801 | +1 312-921-9801 Illinois U.S.A.
  • 3129219802 | +1 312-921-9802 Illinois U.S.A.
  • 3129219803 | +1 312-921-9803 Illinois U.S.A.
  • 3129219804 | +1 312-921-9804 Illinois U.S.A.
  • 3129219805 | +1 312-921-9805 Illinois U.S.A.
  • 3129219806 | +1 312-921-9806 Illinois U.S.A.
  • 3129219807 | +1 312-921-9807 Illinois U.S.A.
  • 3129219808 | +1 312-921-9808 Illinois U.S.A.
  • 3129219809 | +1 312-921-9809 Illinois U.S.A.
  • 3129219810 | +1 312-921-9810 Illinois U.S.A.
  • 3129219811 | +1 312-921-9811 Illinois U.S.A.
  • 3129219812 | +1 312-921-9812 Illinois U.S.A.
  • 3129219813 | +1 312-921-9813 Illinois U.S.A.
  • 3129219814 | +1 312-921-9814 Illinois U.S.A.
  • 3129219815 | +1 312-921-9815 Illinois U.S.A.
  • 3129219816 | +1 312-921-9816 Illinois U.S.A.
  • 3129219817 | +1 312-921-9817 Illinois U.S.A.
  • 3129219818 | +1 312-921-9818 Illinois U.S.A.
  • 3129219819 | +1 312-921-9819 Illinois U.S.A.
  • 3129219820 | +1 312-921-9820 Illinois U.S.A.
  • 3129219821 | +1 312-921-9821 Illinois U.S.A.
  • 3129219822 | +1 312-921-9822 Illinois U.S.A.
  • 3129219823 | +1 312-921-9823 Illinois U.S.A.
  • 3129219824 | +1 312-921-9824 Illinois U.S.A.
  • 3129219825 | +1 312-921-9825 Illinois U.S.A.
  • 3129219826 | +1 312-921-9826 Illinois U.S.A.
  • 3129219827 | +1 312-921-9827 Illinois U.S.A.
  • 3129219828 | +1 312-921-9828 Illinois U.S.A.
  • 3129219829 | +1 312-921-9829 Illinois U.S.A.
  • 3129219830 | +1 312-921-9830 Illinois U.S.A.
  • 3129219831 | +1 312-921-9831 Illinois U.S.A.
  • 3129219832 | +1 312-921-9832 Illinois U.S.A.
  • 3129219833 | +1 312-921-9833 Illinois U.S.A.
  • 3129219834 | +1 312-921-9834 Illinois U.S.A.
  • 3129219835 | +1 312-921-9835 Illinois U.S.A.
  • 3129219836 | +1 312-921-9836 Illinois U.S.A.
  • 3129219837 | +1 312-921-9837 Illinois U.S.A.
  • 3129219838 | +1 312-921-9838 Illinois U.S.A.
  • 3129219839 | +1 312-921-9839 Illinois U.S.A.
  • 3129219840 | +1 312-921-9840 Illinois U.S.A.
  • 3129219841 | +1 312-921-9841 Illinois U.S.A.
  • 3129219842 | +1 312-921-9842 Illinois U.S.A.
  • 3129219843 | +1 312-921-9843 Illinois U.S.A.
  • 3129219844 | +1 312-921-9844 Illinois U.S.A.
  • 3129219845 | +1 312-921-9845 Illinois U.S.A.
  • 3129219846 | +1 312-921-9846 Illinois U.S.A.
  • 3129219847 | +1 312-921-9847 Illinois U.S.A.
  • 3129219848 | +1 312-921-9848 Illinois U.S.A.
  • 3129219849 | +1 312-921-9849 Illinois U.S.A.
  • 3129219850 | +1 312-921-9850 Illinois U.S.A.
  • 3129219851 | +1 312-921-9851 Illinois U.S.A.
  • 3129219852 | +1 312-921-9852 Illinois U.S.A.
  • 3129219853 | +1 312-921-9853 Illinois U.S.A.
  • 3129219854 | +1 312-921-9854 Illinois U.S.A.
  • 3129219855 | +1 312-921-9855 Illinois U.S.A.
  • 3129219856 | +1 312-921-9856 Illinois U.S.A.
  • 3129219857 | +1 312-921-9857 Illinois U.S.A.
  • 3129219858 | +1 312-921-9858 Illinois U.S.A.
  • 3129219859 | +1 312-921-9859 Illinois U.S.A.
  • 3129219860 | +1 312-921-9860 Illinois U.S.A.
  • 3129219861 | +1 312-921-9861 Illinois U.S.A.
  • 3129219862 | +1 312-921-9862 Illinois U.S.A.
  • 3129219863 | +1 312-921-9863 Illinois U.S.A.
  • 3129219864 | +1 312-921-9864 Illinois U.S.A.
  • 3129219865 | +1 312-921-9865 Illinois U.S.A.
  • 3129219866 | +1 312-921-9866 Illinois U.S.A.
  • 3129219867 | +1 312-921-9867 Illinois U.S.A.
  • 3129219868 | +1 312-921-9868 Illinois U.S.A.
  • 3129219869 | +1 312-921-9869 Illinois U.S.A.
  • 3129219870 | +1 312-921-9870 Illinois U.S.A.
  • 3129219871 | +1 312-921-9871 Illinois U.S.A.
  • 3129219872 | +1 312-921-9872 Illinois U.S.A.
  • 3129219873 | +1 312-921-9873 Illinois U.S.A.
  • 3129219874 | +1 312-921-9874 Illinois U.S.A.
  • 3129219875 | +1 312-921-9875 Illinois U.S.A.
  • 3129219876 | +1 312-921-9876 Illinois U.S.A.
  • 3129219877 | +1 312-921-9877 Illinois U.S.A.
  • 3129219878 | +1 312-921-9878 Illinois U.S.A.
  • 3129219879 | +1 312-921-9879 Illinois U.S.A.
  • 3129219880 | +1 312-921-9880 Illinois U.S.A.
  • 3129219881 | +1 312-921-9881 Illinois U.S.A.
  • 3129219882 | +1 312-921-9882 Illinois U.S.A.
  • 3129219883 | +1 312-921-9883 Illinois U.S.A.
  • 3129219884 | +1 312-921-9884 Illinois U.S.A.
  • 3129219885 | +1 312-921-9885 Illinois U.S.A.
  • 3129219886 | +1 312-921-9886 Illinois U.S.A.
  • 3129219887 | +1 312-921-9887 Illinois U.S.A.
  • 3129219888 | +1 312-921-9888 Illinois U.S.A.
  • 3129219889 | +1 312-921-9889 Illinois U.S.A.
  • 3129219890 | +1 312-921-9890 Illinois U.S.A.
  • 3129219891 | +1 312-921-9891 Illinois U.S.A.
  • 3129219892 | +1 312-921-9892 Illinois U.S.A.
  • 3129219893 | +1 312-921-9893 Illinois U.S.A.
  • 3129219894 | +1 312-921-9894 Illinois U.S.A.
  • 3129219895 | +1 312-921-9895 Illinois U.S.A.
  • 3129219896 | +1 312-921-9896 Illinois U.S.A.
  • 3129219897 | +1 312-921-9897 Illinois U.S.A.
  • 3129219898 | +1 312-921-9898 Illinois U.S.A.
  • 3129219899 | +1 312-921-9899 Illinois U.S.A.