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).

  • 3125420800 | +1 312-542-0800 Illinois U.S.A.
  • 3125420801 | +1 312-542-0801 Illinois U.S.A.
  • 3125420802 | +1 312-542-0802 Illinois U.S.A.
  • 3125420803 | +1 312-542-0803 Illinois U.S.A.
  • 3125420804 | +1 312-542-0804 Illinois U.S.A.
  • 3125420805 | +1 312-542-0805 Illinois U.S.A.
  • 3125420806 | +1 312-542-0806 Illinois U.S.A.
  • 3125420807 | +1 312-542-0807 Illinois U.S.A.
  • 3125420808 | +1 312-542-0808 Illinois U.S.A.
  • 3125420809 | +1 312-542-0809 Illinois U.S.A.
  • 3125420810 | +1 312-542-0810 Illinois U.S.A.
  • 3125420811 | +1 312-542-0811 Illinois U.S.A.
  • 3125420812 | +1 312-542-0812 Illinois U.S.A.
  • 3125420813 | +1 312-542-0813 Illinois U.S.A.
  • 3125420814 | +1 312-542-0814 Illinois U.S.A.
  • 3125420815 | +1 312-542-0815 Illinois U.S.A.
  • 3125420816 | +1 312-542-0816 Illinois U.S.A.
  • 3125420817 | +1 312-542-0817 Illinois U.S.A.
  • 3125420818 | +1 312-542-0818 Illinois U.S.A.
  • 3125420819 | +1 312-542-0819 Illinois U.S.A.
  • 3125420820 | +1 312-542-0820 Illinois U.S.A.
  • 3125420821 | +1 312-542-0821 Illinois U.S.A.
  • 3125420822 | +1 312-542-0822 Illinois U.S.A.
  • 3125420823 | +1 312-542-0823 Illinois U.S.A.
  • 3125420824 | +1 312-542-0824 Illinois U.S.A.
  • 3125420825 | +1 312-542-0825 Illinois U.S.A.
  • 3125420826 | +1 312-542-0826 Illinois U.S.A.
  • 3125420827 | +1 312-542-0827 Illinois U.S.A.
  • 3125420828 | +1 312-542-0828 Illinois U.S.A.
  • 3125420829 | +1 312-542-0829 Illinois U.S.A.
  • 3125420830 | +1 312-542-0830 Illinois U.S.A.
  • 3125420831 | +1 312-542-0831 Illinois U.S.A.
  • 3125420832 | +1 312-542-0832 Illinois U.S.A.
  • 3125420833 | +1 312-542-0833 Illinois U.S.A.
  • 3125420834 | +1 312-542-0834 Illinois U.S.A.
  • 3125420835 | +1 312-542-0835 Illinois U.S.A.
  • 3125420836 | +1 312-542-0836 Illinois U.S.A.
  • 3125420837 | +1 312-542-0837 Illinois U.S.A.
  • 3125420838 | +1 312-542-0838 Illinois U.S.A.
  • 3125420839 | +1 312-542-0839 Illinois U.S.A.
  • 3125420840 | +1 312-542-0840 Illinois U.S.A.
  • 3125420841 | +1 312-542-0841 Illinois U.S.A.
  • 3125420842 | +1 312-542-0842 Illinois U.S.A.
  • 3125420843 | +1 312-542-0843 Illinois U.S.A.
  • 3125420844 | +1 312-542-0844 Illinois U.S.A.
  • 3125420845 | +1 312-542-0845 Illinois U.S.A.
  • 3125420846 | +1 312-542-0846 Illinois U.S.A.
  • 3125420847 | +1 312-542-0847 Illinois U.S.A.
  • 3125420848 | +1 312-542-0848 Illinois U.S.A.
  • 3125420849 | +1 312-542-0849 Illinois U.S.A.
  • 3125420850 | +1 312-542-0850 Illinois U.S.A.
  • 3125420851 | +1 312-542-0851 Illinois U.S.A.
  • 3125420852 | +1 312-542-0852 Illinois U.S.A.
  • 3125420853 | +1 312-542-0853 Illinois U.S.A.
  • 3125420854 | +1 312-542-0854 Illinois U.S.A.
  • 3125420855 | +1 312-542-0855 Illinois U.S.A.
  • 3125420856 | +1 312-542-0856 Illinois U.S.A.
  • 3125420857 | +1 312-542-0857 Illinois U.S.A.
  • 3125420858 | +1 312-542-0858 Illinois U.S.A.
  • 3125420859 | +1 312-542-0859 Illinois U.S.A.
  • 3125420860 | +1 312-542-0860 Illinois U.S.A.
  • 3125420861 | +1 312-542-0861 Illinois U.S.A.
  • 3125420862 | +1 312-542-0862 Illinois U.S.A.
  • 3125420863 | +1 312-542-0863 Illinois U.S.A.
  • 3125420864 | +1 312-542-0864 Illinois U.S.A.
  • 3125420865 | +1 312-542-0865 Illinois U.S.A.
  • 3125420866 | +1 312-542-0866 Illinois U.S.A.
  • 3125420867 | +1 312-542-0867 Illinois U.S.A.
  • 3125420868 | +1 312-542-0868 Illinois U.S.A.
  • 3125420869 | +1 312-542-0869 Illinois U.S.A.
  • 3125420870 | +1 312-542-0870 Illinois U.S.A.
  • 3125420871 | +1 312-542-0871 Illinois U.S.A.
  • 3125420872 | +1 312-542-0872 Illinois U.S.A.
  • 3125420873 | +1 312-542-0873 Illinois U.S.A.
  • 3125420874 | +1 312-542-0874 Illinois U.S.A.
  • 3125420875 | +1 312-542-0875 Illinois U.S.A.
  • 3125420876 | +1 312-542-0876 Illinois U.S.A.
  • 3125420877 | +1 312-542-0877 Illinois U.S.A.
  • 3125420878 | +1 312-542-0878 Illinois U.S.A.
  • 3125420879 | +1 312-542-0879 Illinois U.S.A.
  • 3125420880 | +1 312-542-0880 Illinois U.S.A.
  • 3125420881 | +1 312-542-0881 Illinois U.S.A.
  • 3125420882 | +1 312-542-0882 Illinois U.S.A.
  • 3125420883 | +1 312-542-0883 Illinois U.S.A.
  • 3125420884 | +1 312-542-0884 Illinois U.S.A.
  • 3125420885 | +1 312-542-0885 Illinois U.S.A.
  • 3125420886 | +1 312-542-0886 Illinois U.S.A.
  • 3125420887 | +1 312-542-0887 Illinois U.S.A.
  • 3125420888 | +1 312-542-0888 Illinois U.S.A.
  • 3125420889 | +1 312-542-0889 Illinois U.S.A.
  • 3125420890 | +1 312-542-0890 Illinois U.S.A.
  • 3125420891 | +1 312-542-0891 Illinois U.S.A.
  • 3125420892 | +1 312-542-0892 Illinois U.S.A.
  • 3125420893 | +1 312-542-0893 Illinois U.S.A.
  • 3125420894 | +1 312-542-0894 Illinois U.S.A.
  • 3125420895 | +1 312-542-0895 Illinois U.S.A.
  • 3125420896 | +1 312-542-0896 Illinois U.S.A.
  • 3125420897 | +1 312-542-0897 Illinois U.S.A.
  • 3125420898 | +1 312-542-0898 Illinois U.S.A.
  • 3125420899 | +1 312-542-0899 Illinois U.S.A.