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).

  • 3123334800 | +1 312-333-4800 Illinois U.S.A.
  • 3123334801 | +1 312-333-4801 Illinois U.S.A.
  • 3123334802 | +1 312-333-4802 Illinois U.S.A.
  • 3123334803 | +1 312-333-4803 Illinois U.S.A.
  • 3123334804 | +1 312-333-4804 Illinois U.S.A.
  • 3123334805 | +1 312-333-4805 Illinois U.S.A.
  • 3123334806 | +1 312-333-4806 Illinois U.S.A.
  • 3123334807 | +1 312-333-4807 Illinois U.S.A.
  • 3123334808 | +1 312-333-4808 Illinois U.S.A.
  • 3123334809 | +1 312-333-4809 Illinois U.S.A.
  • 3123334810 | +1 312-333-4810 Illinois U.S.A.
  • 3123334811 | +1 312-333-4811 Illinois U.S.A.
  • 3123334812 | +1 312-333-4812 Illinois U.S.A.
  • 3123334813 | +1 312-333-4813 Illinois U.S.A.
  • 3123334814 | +1 312-333-4814 Illinois U.S.A.
  • 3123334815 | +1 312-333-4815 Illinois U.S.A.
  • 3123334816 | +1 312-333-4816 Illinois U.S.A.
  • 3123334817 | +1 312-333-4817 Illinois U.S.A.
  • 3123334818 | +1 312-333-4818 Illinois U.S.A.
  • 3123334819 | +1 312-333-4819 Illinois U.S.A.
  • 3123334820 | +1 312-333-4820 Illinois U.S.A.
  • 3123334821 | +1 312-333-4821 Illinois U.S.A.
  • 3123334822 | +1 312-333-4822 Illinois U.S.A.
  • 3123334823 | +1 312-333-4823 Illinois U.S.A.
  • 3123334824 | +1 312-333-4824 Illinois U.S.A.
  • 3123334825 | +1 312-333-4825 Illinois U.S.A.
  • 3123334826 | +1 312-333-4826 Illinois U.S.A.
  • 3123334827 | +1 312-333-4827 Illinois U.S.A.
  • 3123334828 | +1 312-333-4828 Illinois U.S.A.
  • 3123334829 | +1 312-333-4829 Illinois U.S.A.
  • 3123334830 | +1 312-333-4830 Illinois U.S.A.
  • 3123334831 | +1 312-333-4831 Illinois U.S.A.
  • 3123334832 | +1 312-333-4832 Illinois U.S.A.
  • 3123334833 | +1 312-333-4833 Illinois U.S.A.
  • 3123334834 | +1 312-333-4834 Illinois U.S.A.
  • 3123334835 | +1 312-333-4835 Illinois U.S.A.
  • 3123334836 | +1 312-333-4836 Illinois U.S.A.
  • 3123334837 | +1 312-333-4837 Illinois U.S.A.
  • 3123334838 | +1 312-333-4838 Illinois U.S.A.
  • 3123334839 | +1 312-333-4839 Illinois U.S.A.
  • 3123334840 | +1 312-333-4840 Illinois U.S.A.
  • 3123334841 | +1 312-333-4841 Illinois U.S.A.
  • 3123334842 | +1 312-333-4842 Illinois U.S.A.
  • 3123334843 | +1 312-333-4843 Illinois U.S.A.
  • 3123334844 | +1 312-333-4844 Illinois U.S.A.
  • 3123334845 | +1 312-333-4845 Illinois U.S.A.
  • 3123334846 | +1 312-333-4846 Illinois U.S.A.
  • 3123334847 | +1 312-333-4847 Illinois U.S.A.
  • 3123334848 | +1 312-333-4848 Illinois U.S.A.
  • 3123334849 | +1 312-333-4849 Illinois U.S.A.
  • 3123334850 | +1 312-333-4850 Illinois U.S.A.
  • 3123334851 | +1 312-333-4851 Illinois U.S.A.
  • 3123334852 | +1 312-333-4852 Illinois U.S.A.
  • 3123334853 | +1 312-333-4853 Illinois U.S.A.
  • 3123334854 | +1 312-333-4854 Illinois U.S.A.
  • 3123334855 | +1 312-333-4855 Illinois U.S.A.
  • 3123334856 | +1 312-333-4856 Illinois U.S.A.
  • 3123334857 | +1 312-333-4857 Illinois U.S.A.
  • 3123334858 | +1 312-333-4858 Illinois U.S.A.
  • 3123334859 | +1 312-333-4859 Illinois U.S.A.
  • 3123334860 | +1 312-333-4860 Illinois U.S.A.
  • 3123334861 | +1 312-333-4861 Illinois U.S.A.
  • 3123334862 | +1 312-333-4862 Illinois U.S.A.
  • 3123334863 | +1 312-333-4863 Illinois U.S.A.
  • 3123334864 | +1 312-333-4864 Illinois U.S.A.
  • 3123334865 | +1 312-333-4865 Illinois U.S.A.
  • 3123334866 | +1 312-333-4866 Illinois U.S.A.
  • 3123334867 | +1 312-333-4867 Illinois U.S.A.
  • 3123334868 | +1 312-333-4868 Illinois U.S.A.
  • 3123334869 | +1 312-333-4869 Illinois U.S.A.
  • 3123334870 | +1 312-333-4870 Illinois U.S.A.
  • 3123334871 | +1 312-333-4871 Illinois U.S.A.
  • 3123334872 | +1 312-333-4872 Illinois U.S.A.
  • 3123334873 | +1 312-333-4873 Illinois U.S.A.
  • 3123334874 | +1 312-333-4874 Illinois U.S.A.
  • 3123334875 | +1 312-333-4875 Illinois U.S.A.
  • 3123334876 | +1 312-333-4876 Illinois U.S.A.
  • 3123334877 | +1 312-333-4877 Illinois U.S.A.
  • 3123334878 | +1 312-333-4878 Illinois U.S.A.
  • 3123334879 | +1 312-333-4879 Illinois U.S.A.
  • 3123334880 | +1 312-333-4880 Illinois U.S.A.
  • 3123334881 | +1 312-333-4881 Illinois U.S.A.
  • 3123334882 | +1 312-333-4882 Illinois U.S.A.
  • 3123334883 | +1 312-333-4883 Illinois U.S.A.
  • 3123334884 | +1 312-333-4884 Illinois U.S.A.
  • 3123334885 | +1 312-333-4885 Illinois U.S.A.
  • 3123334886 | +1 312-333-4886 Illinois U.S.A.
  • 3123334887 | +1 312-333-4887 Illinois U.S.A.
  • 3123334888 | +1 312-333-4888 Illinois U.S.A.
  • 3123334889 | +1 312-333-4889 Illinois U.S.A.
  • 3123334890 | +1 312-333-4890 Illinois U.S.A.
  • 3123334891 | +1 312-333-4891 Illinois U.S.A.
  • 3123334892 | +1 312-333-4892 Illinois U.S.A.
  • 3123334893 | +1 312-333-4893 Illinois U.S.A.
  • 3123334894 | +1 312-333-4894 Illinois U.S.A.
  • 3123334895 | +1 312-333-4895 Illinois U.S.A.
  • 3123334896 | +1 312-333-4896 Illinois U.S.A.
  • 3123334897 | +1 312-333-4897 Illinois U.S.A.
  • 3123334898 | +1 312-333-4898 Illinois U.S.A.
  • 3123334899 | +1 312-333-4899 Illinois U.S.A.