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).

  • 3128500800 | +1 312-850-0800 Illinois U.S.A.
  • 3128500801 | +1 312-850-0801 Illinois U.S.A.
  • 3128500802 | +1 312-850-0802 Illinois U.S.A.
  • 3128500803 | +1 312-850-0803 Illinois U.S.A.
  • 3128500804 | +1 312-850-0804 Illinois U.S.A.
  • 3128500805 | +1 312-850-0805 Illinois U.S.A.
  • 3128500806 | +1 312-850-0806 Illinois U.S.A.
  • 3128500807 | +1 312-850-0807 Illinois U.S.A.
  • 3128500808 | +1 312-850-0808 Illinois U.S.A.
  • 3128500809 | +1 312-850-0809 Illinois U.S.A.
  • 3128500810 | +1 312-850-0810 Illinois U.S.A.
  • 3128500811 | +1 312-850-0811 Illinois U.S.A.
  • 3128500812 | +1 312-850-0812 Illinois U.S.A.
  • 3128500813 | +1 312-850-0813 Illinois U.S.A.
  • 3128500814 | +1 312-850-0814 Illinois U.S.A.
  • 3128500815 | +1 312-850-0815 Illinois U.S.A.
  • 3128500816 | +1 312-850-0816 Illinois U.S.A.
  • 3128500817 | +1 312-850-0817 Illinois U.S.A.
  • 3128500818 | +1 312-850-0818 Illinois U.S.A.
  • 3128500819 | +1 312-850-0819 Illinois U.S.A.
  • 3128500820 | +1 312-850-0820 Illinois U.S.A.
  • 3128500821 | +1 312-850-0821 Illinois U.S.A.
  • 3128500822 | +1 312-850-0822 Illinois U.S.A.
  • 3128500823 | +1 312-850-0823 Illinois U.S.A.
  • 3128500824 | +1 312-850-0824 Illinois U.S.A.
  • 3128500825 | +1 312-850-0825 Illinois U.S.A.
  • 3128500826 | +1 312-850-0826 Illinois U.S.A.
  • 3128500827 | +1 312-850-0827 Illinois U.S.A.
  • 3128500828 | +1 312-850-0828 Illinois U.S.A.
  • 3128500829 | +1 312-850-0829 Illinois U.S.A.
  • 3128500830 | +1 312-850-0830 Illinois U.S.A.
  • 3128500831 | +1 312-850-0831 Illinois U.S.A.
  • 3128500832 | +1 312-850-0832 Illinois U.S.A.
  • 3128500833 | +1 312-850-0833 Illinois U.S.A.
  • 3128500834 | +1 312-850-0834 Illinois U.S.A.
  • 3128500835 | +1 312-850-0835 Illinois U.S.A.
  • 3128500836 | +1 312-850-0836 Illinois U.S.A.
  • 3128500837 | +1 312-850-0837 Illinois U.S.A.
  • 3128500838 | +1 312-850-0838 Illinois U.S.A.
  • 3128500839 | +1 312-850-0839 Illinois U.S.A.
  • 3128500840 | +1 312-850-0840 Illinois U.S.A.
  • 3128500841 | +1 312-850-0841 Illinois U.S.A.
  • 3128500842 | +1 312-850-0842 Illinois U.S.A.
  • 3128500843 | +1 312-850-0843 Illinois U.S.A.
  • 3128500844 | +1 312-850-0844 Illinois U.S.A.
  • 3128500845 | +1 312-850-0845 Illinois U.S.A.
  • 3128500846 | +1 312-850-0846 Illinois U.S.A.
  • 3128500847 | +1 312-850-0847 Illinois U.S.A.
  • 3128500848 | +1 312-850-0848 Illinois U.S.A.
  • 3128500849 | +1 312-850-0849 Illinois U.S.A.
  • 3128500850 | +1 312-850-0850 Illinois U.S.A.
  • 3128500851 | +1 312-850-0851 Illinois U.S.A.
  • 3128500852 | +1 312-850-0852 Illinois U.S.A.
  • 3128500853 | +1 312-850-0853 Illinois U.S.A.
  • 3128500854 | +1 312-850-0854 Illinois U.S.A.
  • 3128500855 | +1 312-850-0855 Illinois U.S.A.
  • 3128500856 | +1 312-850-0856 Illinois U.S.A.
  • 3128500857 | +1 312-850-0857 Illinois U.S.A.
  • 3128500858 | +1 312-850-0858 Illinois U.S.A.
  • 3128500859 | +1 312-850-0859 Illinois U.S.A.
  • 3128500860 | +1 312-850-0860 Illinois U.S.A.
  • 3128500861 | +1 312-850-0861 Illinois U.S.A.
  • 3128500862 | +1 312-850-0862 Illinois U.S.A.
  • 3128500863 | +1 312-850-0863 Illinois U.S.A.
  • 3128500864 | +1 312-850-0864 Illinois U.S.A.
  • 3128500865 | +1 312-850-0865 Illinois U.S.A.
  • 3128500866 | +1 312-850-0866 Illinois U.S.A.
  • 3128500867 | +1 312-850-0867 Illinois U.S.A.
  • 3128500868 | +1 312-850-0868 Illinois U.S.A.
  • 3128500869 | +1 312-850-0869 Illinois U.S.A.
  • 3128500870 | +1 312-850-0870 Illinois U.S.A.
  • 3128500871 | +1 312-850-0871 Illinois U.S.A.
  • 3128500872 | +1 312-850-0872 Illinois U.S.A.
  • 3128500873 | +1 312-850-0873 Illinois U.S.A.
  • 3128500874 | +1 312-850-0874 Illinois U.S.A.
  • 3128500875 | +1 312-850-0875 Illinois U.S.A.
  • 3128500876 | +1 312-850-0876 Illinois U.S.A.
  • 3128500877 | +1 312-850-0877 Illinois U.S.A.
  • 3128500878 | +1 312-850-0878 Illinois U.S.A.
  • 3128500879 | +1 312-850-0879 Illinois U.S.A.
  • 3128500880 | +1 312-850-0880 Illinois U.S.A.
  • 3128500881 | +1 312-850-0881 Illinois U.S.A.
  • 3128500882 | +1 312-850-0882 Illinois U.S.A.
  • 3128500883 | +1 312-850-0883 Illinois U.S.A.
  • 3128500884 | +1 312-850-0884 Illinois U.S.A.
  • 3128500885 | +1 312-850-0885 Illinois U.S.A.
  • 3128500886 | +1 312-850-0886 Illinois U.S.A.
  • 3128500887 | +1 312-850-0887 Illinois U.S.A.
  • 3128500888 | +1 312-850-0888 Illinois U.S.A.
  • 3128500889 | +1 312-850-0889 Illinois U.S.A.
  • 3128500890 | +1 312-850-0890 Illinois U.S.A.
  • 3128500891 | +1 312-850-0891 Illinois U.S.A.
  • 3128500892 | +1 312-850-0892 Illinois U.S.A.
  • 3128500893 | +1 312-850-0893 Illinois U.S.A.
  • 3128500894 | +1 312-850-0894 Illinois U.S.A.
  • 3128500895 | +1 312-850-0895 Illinois U.S.A.
  • 3128500896 | +1 312-850-0896 Illinois U.S.A.
  • 3128500897 | +1 312-850-0897 Illinois U.S.A.
  • 3128500898 | +1 312-850-0898 Illinois U.S.A.
  • 3128500899 | +1 312-850-0899 Illinois U.S.A.