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).

  • 3123069800 | +1 312-306-9800 Illinois U.S.A.
  • 3123069801 | +1 312-306-9801 Illinois U.S.A.
  • 3123069802 | +1 312-306-9802 Illinois U.S.A.
  • 3123069803 | +1 312-306-9803 Illinois U.S.A.
  • 3123069804 | +1 312-306-9804 Illinois U.S.A.
  • 3123069805 | +1 312-306-9805 Illinois U.S.A.
  • 3123069806 | +1 312-306-9806 Illinois U.S.A.
  • 3123069807 | +1 312-306-9807 Illinois U.S.A.
  • 3123069808 | +1 312-306-9808 Illinois U.S.A.
  • 3123069809 | +1 312-306-9809 Illinois U.S.A.
  • 3123069810 | +1 312-306-9810 Illinois U.S.A.
  • 3123069811 | +1 312-306-9811 Illinois U.S.A.
  • 3123069812 | +1 312-306-9812 Illinois U.S.A.
  • 3123069813 | +1 312-306-9813 Illinois U.S.A.
  • 3123069814 | +1 312-306-9814 Illinois U.S.A.
  • 3123069815 | +1 312-306-9815 Illinois U.S.A.
  • 3123069816 | +1 312-306-9816 Illinois U.S.A.
  • 3123069817 | +1 312-306-9817 Illinois U.S.A.
  • 3123069818 | +1 312-306-9818 Illinois U.S.A.
  • 3123069819 | +1 312-306-9819 Illinois U.S.A.
  • 3123069820 | +1 312-306-9820 Illinois U.S.A.
  • 3123069821 | +1 312-306-9821 Illinois U.S.A.
  • 3123069822 | +1 312-306-9822 Illinois U.S.A.
  • 3123069823 | +1 312-306-9823 Illinois U.S.A.
  • 3123069824 | +1 312-306-9824 Illinois U.S.A.
  • 3123069825 | +1 312-306-9825 Illinois U.S.A.
  • 3123069826 | +1 312-306-9826 Illinois U.S.A.
  • 3123069827 | +1 312-306-9827 Illinois U.S.A.
  • 3123069828 | +1 312-306-9828 Illinois U.S.A.
  • 3123069829 | +1 312-306-9829 Illinois U.S.A.
  • 3123069830 | +1 312-306-9830 Illinois U.S.A.
  • 3123069831 | +1 312-306-9831 Illinois U.S.A.
  • 3123069832 | +1 312-306-9832 Illinois U.S.A.
  • 3123069833 | +1 312-306-9833 Illinois U.S.A.
  • 3123069834 | +1 312-306-9834 Illinois U.S.A.
  • 3123069835 | +1 312-306-9835 Illinois U.S.A.
  • 3123069836 | +1 312-306-9836 Illinois U.S.A.
  • 3123069837 | +1 312-306-9837 Illinois U.S.A.
  • 3123069838 | +1 312-306-9838 Illinois U.S.A.
  • 3123069839 | +1 312-306-9839 Illinois U.S.A.
  • 3123069840 | +1 312-306-9840 Illinois U.S.A.
  • 3123069841 | +1 312-306-9841 Illinois U.S.A.
  • 3123069842 | +1 312-306-9842 Illinois U.S.A.
  • 3123069843 | +1 312-306-9843 Illinois U.S.A.
  • 3123069844 | +1 312-306-9844 Illinois U.S.A.
  • 3123069845 | +1 312-306-9845 Illinois U.S.A.
  • 3123069846 | +1 312-306-9846 Illinois U.S.A.
  • 3123069847 | +1 312-306-9847 Illinois U.S.A.
  • 3123069848 | +1 312-306-9848 Illinois U.S.A.
  • 3123069849 | +1 312-306-9849 Illinois U.S.A.
  • 3123069850 | +1 312-306-9850 Illinois U.S.A.
  • 3123069851 | +1 312-306-9851 Illinois U.S.A.
  • 3123069852 | +1 312-306-9852 Illinois U.S.A.
  • 3123069853 | +1 312-306-9853 Illinois U.S.A.
  • 3123069854 | +1 312-306-9854 Illinois U.S.A.
  • 3123069855 | +1 312-306-9855 Illinois U.S.A.
  • 3123069856 | +1 312-306-9856 Illinois U.S.A.
  • 3123069857 | +1 312-306-9857 Illinois U.S.A.
  • 3123069858 | +1 312-306-9858 Illinois U.S.A.
  • 3123069859 | +1 312-306-9859 Illinois U.S.A.
  • 3123069860 | +1 312-306-9860 Illinois U.S.A.
  • 3123069861 | +1 312-306-9861 Illinois U.S.A.
  • 3123069862 | +1 312-306-9862 Illinois U.S.A.
  • 3123069863 | +1 312-306-9863 Illinois U.S.A.
  • 3123069864 | +1 312-306-9864 Illinois U.S.A.
  • 3123069865 | +1 312-306-9865 Illinois U.S.A.
  • 3123069866 | +1 312-306-9866 Illinois U.S.A.
  • 3123069867 | +1 312-306-9867 Illinois U.S.A.
  • 3123069868 | +1 312-306-9868 Illinois U.S.A.
  • 3123069869 | +1 312-306-9869 Illinois U.S.A.
  • 3123069870 | +1 312-306-9870 Illinois U.S.A.
  • 3123069871 | +1 312-306-9871 Illinois U.S.A.
  • 3123069872 | +1 312-306-9872 Illinois U.S.A.
  • 3123069873 | +1 312-306-9873 Illinois U.S.A.
  • 3123069874 | +1 312-306-9874 Illinois U.S.A.
  • 3123069875 | +1 312-306-9875 Illinois U.S.A.
  • 3123069876 | +1 312-306-9876 Illinois U.S.A.
  • 3123069877 | +1 312-306-9877 Illinois U.S.A.
  • 3123069878 | +1 312-306-9878 Illinois U.S.A.
  • 3123069879 | +1 312-306-9879 Illinois U.S.A.
  • 3123069880 | +1 312-306-9880 Illinois U.S.A.
  • 3123069881 | +1 312-306-9881 Illinois U.S.A.
  • 3123069882 | +1 312-306-9882 Illinois U.S.A.
  • 3123069883 | +1 312-306-9883 Illinois U.S.A.
  • 3123069884 | +1 312-306-9884 Illinois U.S.A.
  • 3123069885 | +1 312-306-9885 Illinois U.S.A.
  • 3123069886 | +1 312-306-9886 Illinois U.S.A.
  • 3123069887 | +1 312-306-9887 Illinois U.S.A.
  • 3123069888 | +1 312-306-9888 Illinois U.S.A.
  • 3123069889 | +1 312-306-9889 Illinois U.S.A.
  • 3123069890 | +1 312-306-9890 Illinois U.S.A.
  • 3123069891 | +1 312-306-9891 Illinois U.S.A.
  • 3123069892 | +1 312-306-9892 Illinois U.S.A.
  • 3123069893 | +1 312-306-9893 Illinois U.S.A.
  • 3123069894 | +1 312-306-9894 Illinois U.S.A.
  • 3123069895 | +1 312-306-9895 Illinois U.S.A.
  • 3123069896 | +1 312-306-9896 Illinois U.S.A.
  • 3123069897 | +1 312-306-9897 Illinois U.S.A.
  • 3123069898 | +1 312-306-9898 Illinois U.S.A.
  • 3123069899 | +1 312-306-9899 Illinois U.S.A.