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).

  • 3125039800 | +1 312-503-9800 Illinois U.S.A.
  • 3125039801 | +1 312-503-9801 Illinois U.S.A.
  • 3125039802 | +1 312-503-9802 Illinois U.S.A.
  • 3125039803 | +1 312-503-9803 Illinois U.S.A.
  • 3125039804 | +1 312-503-9804 Illinois U.S.A.
  • 3125039805 | +1 312-503-9805 Illinois U.S.A.
  • 3125039806 | +1 312-503-9806 Illinois U.S.A.
  • 3125039807 | +1 312-503-9807 Illinois U.S.A.
  • 3125039808 | +1 312-503-9808 Illinois U.S.A.
  • 3125039809 | +1 312-503-9809 Illinois U.S.A.
  • 3125039810 | +1 312-503-9810 Illinois U.S.A.
  • 3125039811 | +1 312-503-9811 Illinois U.S.A.
  • 3125039812 | +1 312-503-9812 Illinois U.S.A.
  • 3125039813 | +1 312-503-9813 Illinois U.S.A.
  • 3125039814 | +1 312-503-9814 Illinois U.S.A.
  • 3125039815 | +1 312-503-9815 Illinois U.S.A.
  • 3125039816 | +1 312-503-9816 Illinois U.S.A.
  • 3125039817 | +1 312-503-9817 Illinois U.S.A.
  • 3125039818 | +1 312-503-9818 Illinois U.S.A.
  • 3125039819 | +1 312-503-9819 Illinois U.S.A.
  • 3125039820 | +1 312-503-9820 Illinois U.S.A.
  • 3125039821 | +1 312-503-9821 Illinois U.S.A.
  • 3125039822 | +1 312-503-9822 Illinois U.S.A.
  • 3125039823 | +1 312-503-9823 Illinois U.S.A.
  • 3125039824 | +1 312-503-9824 Illinois U.S.A.
  • 3125039825 | +1 312-503-9825 Illinois U.S.A.
  • 3125039826 | +1 312-503-9826 Illinois U.S.A.
  • 3125039827 | +1 312-503-9827 Illinois U.S.A.
  • 3125039828 | +1 312-503-9828 Illinois U.S.A.
  • 3125039829 | +1 312-503-9829 Illinois U.S.A.
  • 3125039830 | +1 312-503-9830 Illinois U.S.A.
  • 3125039831 | +1 312-503-9831 Illinois U.S.A.
  • 3125039832 | +1 312-503-9832 Illinois U.S.A.
  • 3125039833 | +1 312-503-9833 Illinois U.S.A.
  • 3125039834 | +1 312-503-9834 Illinois U.S.A.
  • 3125039835 | +1 312-503-9835 Illinois U.S.A.
  • 3125039836 | +1 312-503-9836 Illinois U.S.A.
  • 3125039837 | +1 312-503-9837 Illinois U.S.A.
  • 3125039838 | +1 312-503-9838 Illinois U.S.A.
  • 3125039839 | +1 312-503-9839 Illinois U.S.A.
  • 3125039840 | +1 312-503-9840 Illinois U.S.A.
  • 3125039841 | +1 312-503-9841 Illinois U.S.A.
  • 3125039842 | +1 312-503-9842 Illinois U.S.A.
  • 3125039843 | +1 312-503-9843 Illinois U.S.A.
  • 3125039844 | +1 312-503-9844 Illinois U.S.A.
  • 3125039845 | +1 312-503-9845 Illinois U.S.A.
  • 3125039846 | +1 312-503-9846 Illinois U.S.A.
  • 3125039847 | +1 312-503-9847 Illinois U.S.A.
  • 3125039848 | +1 312-503-9848 Illinois U.S.A.
  • 3125039849 | +1 312-503-9849 Illinois U.S.A.
  • 3125039850 | +1 312-503-9850 Illinois U.S.A.
  • 3125039851 | +1 312-503-9851 Illinois U.S.A.
  • 3125039852 | +1 312-503-9852 Illinois U.S.A.
  • 3125039853 | +1 312-503-9853 Illinois U.S.A.
  • 3125039854 | +1 312-503-9854 Illinois U.S.A.
  • 3125039855 | +1 312-503-9855 Illinois U.S.A.
  • 3125039856 | +1 312-503-9856 Illinois U.S.A.
  • 3125039857 | +1 312-503-9857 Illinois U.S.A.
  • 3125039858 | +1 312-503-9858 Illinois U.S.A.
  • 3125039859 | +1 312-503-9859 Illinois U.S.A.
  • 3125039860 | +1 312-503-9860 Illinois U.S.A.
  • 3125039861 | +1 312-503-9861 Illinois U.S.A.
  • 3125039862 | +1 312-503-9862 Illinois U.S.A.
  • 3125039863 | +1 312-503-9863 Illinois U.S.A.
  • 3125039864 | +1 312-503-9864 Illinois U.S.A.
  • 3125039865 | +1 312-503-9865 Illinois U.S.A.
  • 3125039866 | +1 312-503-9866 Illinois U.S.A.
  • 3125039867 | +1 312-503-9867 Illinois U.S.A.
  • 3125039868 | +1 312-503-9868 Illinois U.S.A.
  • 3125039869 | +1 312-503-9869 Illinois U.S.A.
  • 3125039870 | +1 312-503-9870 Illinois U.S.A.
  • 3125039871 | +1 312-503-9871 Illinois U.S.A.
  • 3125039872 | +1 312-503-9872 Illinois U.S.A.
  • 3125039873 | +1 312-503-9873 Illinois U.S.A.
  • 3125039874 | +1 312-503-9874 Illinois U.S.A.
  • 3125039875 | +1 312-503-9875 Illinois U.S.A.
  • 3125039876 | +1 312-503-9876 Illinois U.S.A.
  • 3125039877 | +1 312-503-9877 Illinois U.S.A.
  • 3125039878 | +1 312-503-9878 Illinois U.S.A.
  • 3125039879 | +1 312-503-9879 Illinois U.S.A.
  • 3125039880 | +1 312-503-9880 Illinois U.S.A.
  • 3125039881 | +1 312-503-9881 Illinois U.S.A.
  • 3125039882 | +1 312-503-9882 Illinois U.S.A.
  • 3125039883 | +1 312-503-9883 Illinois U.S.A.
  • 3125039884 | +1 312-503-9884 Illinois U.S.A.
  • 3125039885 | +1 312-503-9885 Illinois U.S.A.
  • 3125039886 | +1 312-503-9886 Illinois U.S.A.
  • 3125039887 | +1 312-503-9887 Illinois U.S.A.
  • 3125039888 | +1 312-503-9888 Illinois U.S.A.
  • 3125039889 | +1 312-503-9889 Illinois U.S.A.
  • 3125039890 | +1 312-503-9890 Illinois U.S.A.
  • 3125039891 | +1 312-503-9891 Illinois U.S.A.
  • 3125039892 | +1 312-503-9892 Illinois U.S.A.
  • 3125039893 | +1 312-503-9893 Illinois U.S.A.
  • 3125039894 | +1 312-503-9894 Illinois U.S.A.
  • 3125039895 | +1 312-503-9895 Illinois U.S.A.
  • 3125039896 | +1 312-503-9896 Illinois U.S.A.
  • 3125039897 | +1 312-503-9897 Illinois U.S.A.
  • 3125039898 | +1 312-503-9898 Illinois U.S.A.
  • 3125039899 | +1 312-503-9899 Illinois U.S.A.