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).

  • 3123060800 | +1 312-306-0800 Illinois U.S.A.
  • 3123060801 | +1 312-306-0801 Illinois U.S.A.
  • 3123060802 | +1 312-306-0802 Illinois U.S.A.
  • 3123060803 | +1 312-306-0803 Illinois U.S.A.
  • 3123060804 | +1 312-306-0804 Illinois U.S.A.
  • 3123060805 | +1 312-306-0805 Illinois U.S.A.
  • 3123060806 | +1 312-306-0806 Illinois U.S.A.
  • 3123060807 | +1 312-306-0807 Illinois U.S.A.
  • 3123060808 | +1 312-306-0808 Illinois U.S.A.
  • 3123060809 | +1 312-306-0809 Illinois U.S.A.
  • 3123060810 | +1 312-306-0810 Illinois U.S.A.
  • 3123060811 | +1 312-306-0811 Illinois U.S.A.
  • 3123060812 | +1 312-306-0812 Illinois U.S.A.
  • 3123060813 | +1 312-306-0813 Illinois U.S.A.
  • 3123060814 | +1 312-306-0814 Illinois U.S.A.
  • 3123060815 | +1 312-306-0815 Illinois U.S.A.
  • 3123060816 | +1 312-306-0816 Illinois U.S.A.
  • 3123060817 | +1 312-306-0817 Illinois U.S.A.
  • 3123060818 | +1 312-306-0818 Illinois U.S.A.
  • 3123060819 | +1 312-306-0819 Illinois U.S.A.
  • 3123060820 | +1 312-306-0820 Illinois U.S.A.
  • 3123060821 | +1 312-306-0821 Illinois U.S.A.
  • 3123060822 | +1 312-306-0822 Illinois U.S.A.
  • 3123060823 | +1 312-306-0823 Illinois U.S.A.
  • 3123060824 | +1 312-306-0824 Illinois U.S.A.
  • 3123060825 | +1 312-306-0825 Illinois U.S.A.
  • 3123060826 | +1 312-306-0826 Illinois U.S.A.
  • 3123060827 | +1 312-306-0827 Illinois U.S.A.
  • 3123060828 | +1 312-306-0828 Illinois U.S.A.
  • 3123060829 | +1 312-306-0829 Illinois U.S.A.
  • 3123060830 | +1 312-306-0830 Illinois U.S.A.
  • 3123060831 | +1 312-306-0831 Illinois U.S.A.
  • 3123060832 | +1 312-306-0832 Illinois U.S.A.
  • 3123060833 | +1 312-306-0833 Illinois U.S.A.
  • 3123060834 | +1 312-306-0834 Illinois U.S.A.
  • 3123060835 | +1 312-306-0835 Illinois U.S.A.
  • 3123060836 | +1 312-306-0836 Illinois U.S.A.
  • 3123060837 | +1 312-306-0837 Illinois U.S.A.
  • 3123060838 | +1 312-306-0838 Illinois U.S.A.
  • 3123060839 | +1 312-306-0839 Illinois U.S.A.
  • 3123060840 | +1 312-306-0840 Illinois U.S.A.
  • 3123060841 | +1 312-306-0841 Illinois U.S.A.
  • 3123060842 | +1 312-306-0842 Illinois U.S.A.
  • 3123060843 | +1 312-306-0843 Illinois U.S.A.
  • 3123060844 | +1 312-306-0844 Illinois U.S.A.
  • 3123060845 | +1 312-306-0845 Illinois U.S.A.
  • 3123060846 | +1 312-306-0846 Illinois U.S.A.
  • 3123060847 | +1 312-306-0847 Illinois U.S.A.
  • 3123060848 | +1 312-306-0848 Illinois U.S.A.
  • 3123060849 | +1 312-306-0849 Illinois U.S.A.
  • 3123060850 | +1 312-306-0850 Illinois U.S.A.
  • 3123060851 | +1 312-306-0851 Illinois U.S.A.
  • 3123060852 | +1 312-306-0852 Illinois U.S.A.
  • 3123060853 | +1 312-306-0853 Illinois U.S.A.
  • 3123060854 | +1 312-306-0854 Illinois U.S.A.
  • 3123060855 | +1 312-306-0855 Illinois U.S.A.
  • 3123060856 | +1 312-306-0856 Illinois U.S.A.
  • 3123060857 | +1 312-306-0857 Illinois U.S.A.
  • 3123060858 | +1 312-306-0858 Illinois U.S.A.
  • 3123060859 | +1 312-306-0859 Illinois U.S.A.
  • 3123060860 | +1 312-306-0860 Illinois U.S.A.
  • 3123060861 | +1 312-306-0861 Illinois U.S.A.
  • 3123060862 | +1 312-306-0862 Illinois U.S.A.
  • 3123060863 | +1 312-306-0863 Illinois U.S.A.
  • 3123060864 | +1 312-306-0864 Illinois U.S.A.
  • 3123060865 | +1 312-306-0865 Illinois U.S.A.
  • 3123060866 | +1 312-306-0866 Illinois U.S.A.
  • 3123060867 | +1 312-306-0867 Illinois U.S.A.
  • 3123060868 | +1 312-306-0868 Illinois U.S.A.
  • 3123060869 | +1 312-306-0869 Illinois U.S.A.
  • 3123060870 | +1 312-306-0870 Illinois U.S.A.
  • 3123060871 | +1 312-306-0871 Illinois U.S.A.
  • 3123060872 | +1 312-306-0872 Illinois U.S.A.
  • 3123060873 | +1 312-306-0873 Illinois U.S.A.
  • 3123060874 | +1 312-306-0874 Illinois U.S.A.
  • 3123060875 | +1 312-306-0875 Illinois U.S.A.
  • 3123060876 | +1 312-306-0876 Illinois U.S.A.
  • 3123060877 | +1 312-306-0877 Illinois U.S.A.
  • 3123060878 | +1 312-306-0878 Illinois U.S.A.
  • 3123060879 | +1 312-306-0879 Illinois U.S.A.
  • 3123060880 | +1 312-306-0880 Illinois U.S.A.
  • 3123060881 | +1 312-306-0881 Illinois U.S.A.
  • 3123060882 | +1 312-306-0882 Illinois U.S.A.
  • 3123060883 | +1 312-306-0883 Illinois U.S.A.
  • 3123060884 | +1 312-306-0884 Illinois U.S.A.
  • 3123060885 | +1 312-306-0885 Illinois U.S.A.
  • 3123060886 | +1 312-306-0886 Illinois U.S.A.
  • 3123060887 | +1 312-306-0887 Illinois U.S.A.
  • 3123060888 | +1 312-306-0888 Illinois U.S.A.
  • 3123060889 | +1 312-306-0889 Illinois U.S.A.
  • 3123060890 | +1 312-306-0890 Illinois U.S.A.
  • 3123060891 | +1 312-306-0891 Illinois U.S.A.
  • 3123060892 | +1 312-306-0892 Illinois U.S.A.
  • 3123060893 | +1 312-306-0893 Illinois U.S.A.
  • 3123060894 | +1 312-306-0894 Illinois U.S.A.
  • 3123060895 | +1 312-306-0895 Illinois U.S.A.
  • 3123060896 | +1 312-306-0896 Illinois U.S.A.
  • 3123060897 | +1 312-306-0897 Illinois U.S.A.
  • 3123060898 | +1 312-306-0898 Illinois U.S.A.
  • 3123060899 | +1 312-306-0899 Illinois U.S.A.