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).

  • 3123570800 | +1 312-357-0800 Illinois U.S.A.
  • 3123570801 | +1 312-357-0801 Illinois U.S.A.
  • 3123570802 | +1 312-357-0802 Illinois U.S.A.
  • 3123570803 | +1 312-357-0803 Illinois U.S.A.
  • 3123570804 | +1 312-357-0804 Illinois U.S.A.
  • 3123570805 | +1 312-357-0805 Illinois U.S.A.
  • 3123570806 | +1 312-357-0806 Illinois U.S.A.
  • 3123570807 | +1 312-357-0807 Illinois U.S.A.
  • 3123570808 | +1 312-357-0808 Illinois U.S.A.
  • 3123570809 | +1 312-357-0809 Illinois U.S.A.
  • 3123570810 | +1 312-357-0810 Illinois U.S.A.
  • 3123570811 | +1 312-357-0811 Illinois U.S.A.
  • 3123570812 | +1 312-357-0812 Illinois U.S.A.
  • 3123570813 | +1 312-357-0813 Illinois U.S.A.
  • 3123570814 | +1 312-357-0814 Illinois U.S.A.
  • 3123570815 | +1 312-357-0815 Illinois U.S.A.
  • 3123570816 | +1 312-357-0816 Illinois U.S.A.
  • 3123570817 | +1 312-357-0817 Illinois U.S.A.
  • 3123570818 | +1 312-357-0818 Illinois U.S.A.
  • 3123570819 | +1 312-357-0819 Illinois U.S.A.
  • 3123570820 | +1 312-357-0820 Illinois U.S.A.
  • 3123570821 | +1 312-357-0821 Illinois U.S.A.
  • 3123570822 | +1 312-357-0822 Illinois U.S.A.
  • 3123570823 | +1 312-357-0823 Illinois U.S.A.
  • 3123570824 | +1 312-357-0824 Illinois U.S.A.
  • 3123570825 | +1 312-357-0825 Illinois U.S.A.
  • 3123570826 | +1 312-357-0826 Illinois U.S.A.
  • 3123570827 | +1 312-357-0827 Illinois U.S.A.
  • 3123570828 | +1 312-357-0828 Illinois U.S.A.
  • 3123570829 | +1 312-357-0829 Illinois U.S.A.
  • 3123570830 | +1 312-357-0830 Illinois U.S.A.
  • 3123570831 | +1 312-357-0831 Illinois U.S.A.
  • 3123570832 | +1 312-357-0832 Illinois U.S.A.
  • 3123570833 | +1 312-357-0833 Illinois U.S.A.
  • 3123570834 | +1 312-357-0834 Illinois U.S.A.
  • 3123570835 | +1 312-357-0835 Illinois U.S.A.
  • 3123570836 | +1 312-357-0836 Illinois U.S.A.
  • 3123570837 | +1 312-357-0837 Illinois U.S.A.
  • 3123570838 | +1 312-357-0838 Illinois U.S.A.
  • 3123570839 | +1 312-357-0839 Illinois U.S.A.
  • 3123570840 | +1 312-357-0840 Illinois U.S.A.
  • 3123570841 | +1 312-357-0841 Illinois U.S.A.
  • 3123570842 | +1 312-357-0842 Illinois U.S.A.
  • 3123570843 | +1 312-357-0843 Illinois U.S.A.
  • 3123570844 | +1 312-357-0844 Illinois U.S.A.
  • 3123570845 | +1 312-357-0845 Illinois U.S.A.
  • 3123570846 | +1 312-357-0846 Illinois U.S.A.
  • 3123570847 | +1 312-357-0847 Illinois U.S.A.
  • 3123570848 | +1 312-357-0848 Illinois U.S.A.
  • 3123570849 | +1 312-357-0849 Illinois U.S.A.
  • 3123570850 | +1 312-357-0850 Illinois U.S.A.
  • 3123570851 | +1 312-357-0851 Illinois U.S.A.
  • 3123570852 | +1 312-357-0852 Illinois U.S.A.
  • 3123570853 | +1 312-357-0853 Illinois U.S.A.
  • 3123570854 | +1 312-357-0854 Illinois U.S.A.
  • 3123570855 | +1 312-357-0855 Illinois U.S.A.
  • 3123570856 | +1 312-357-0856 Illinois U.S.A.
  • 3123570857 | +1 312-357-0857 Illinois U.S.A.
  • 3123570858 | +1 312-357-0858 Illinois U.S.A.
  • 3123570859 | +1 312-357-0859 Illinois U.S.A.
  • 3123570860 | +1 312-357-0860 Illinois U.S.A.
  • 3123570861 | +1 312-357-0861 Illinois U.S.A.
  • 3123570862 | +1 312-357-0862 Illinois U.S.A.
  • 3123570863 | +1 312-357-0863 Illinois U.S.A.
  • 3123570864 | +1 312-357-0864 Illinois U.S.A.
  • 3123570865 | +1 312-357-0865 Illinois U.S.A.
  • 3123570866 | +1 312-357-0866 Illinois U.S.A.
  • 3123570867 | +1 312-357-0867 Illinois U.S.A.
  • 3123570868 | +1 312-357-0868 Illinois U.S.A.
  • 3123570869 | +1 312-357-0869 Illinois U.S.A.
  • 3123570870 | +1 312-357-0870 Illinois U.S.A.
  • 3123570871 | +1 312-357-0871 Illinois U.S.A.
  • 3123570872 | +1 312-357-0872 Illinois U.S.A.
  • 3123570873 | +1 312-357-0873 Illinois U.S.A.
  • 3123570874 | +1 312-357-0874 Illinois U.S.A.
  • 3123570875 | +1 312-357-0875 Illinois U.S.A.
  • 3123570876 | +1 312-357-0876 Illinois U.S.A.
  • 3123570877 | +1 312-357-0877 Illinois U.S.A.
  • 3123570878 | +1 312-357-0878 Illinois U.S.A.
  • 3123570879 | +1 312-357-0879 Illinois U.S.A.
  • 3123570880 | +1 312-357-0880 Illinois U.S.A.
  • 3123570881 | +1 312-357-0881 Illinois U.S.A.
  • 3123570882 | +1 312-357-0882 Illinois U.S.A.
  • 3123570883 | +1 312-357-0883 Illinois U.S.A.
  • 3123570884 | +1 312-357-0884 Illinois U.S.A.
  • 3123570885 | +1 312-357-0885 Illinois U.S.A.
  • 3123570886 | +1 312-357-0886 Illinois U.S.A.
  • 3123570887 | +1 312-357-0887 Illinois U.S.A.
  • 3123570888 | +1 312-357-0888 Illinois U.S.A.
  • 3123570889 | +1 312-357-0889 Illinois U.S.A.
  • 3123570890 | +1 312-357-0890 Illinois U.S.A.
  • 3123570891 | +1 312-357-0891 Illinois U.S.A.
  • 3123570892 | +1 312-357-0892 Illinois U.S.A.
  • 3123570893 | +1 312-357-0893 Illinois U.S.A.
  • 3123570894 | +1 312-357-0894 Illinois U.S.A.
  • 3123570895 | +1 312-357-0895 Illinois U.S.A.
  • 3123570896 | +1 312-357-0896 Illinois U.S.A.
  • 3123570897 | +1 312-357-0897 Illinois U.S.A.
  • 3123570898 | +1 312-357-0898 Illinois U.S.A.
  • 3123570899 | +1 312-357-0899 Illinois U.S.A.