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).

  • 3122420800 | +1 312-242-0800 Illinois U.S.A.
  • 3122420801 | +1 312-242-0801 Illinois U.S.A.
  • 3122420802 | +1 312-242-0802 Illinois U.S.A.
  • 3122420803 | +1 312-242-0803 Illinois U.S.A.
  • 3122420804 | +1 312-242-0804 Illinois U.S.A.
  • 3122420805 | +1 312-242-0805 Illinois U.S.A.
  • 3122420806 | +1 312-242-0806 Illinois U.S.A.
  • 3122420807 | +1 312-242-0807 Illinois U.S.A.
  • 3122420808 | +1 312-242-0808 Illinois U.S.A.
  • 3122420809 | +1 312-242-0809 Illinois U.S.A.
  • 3122420810 | +1 312-242-0810 Illinois U.S.A.
  • 3122420811 | +1 312-242-0811 Illinois U.S.A.
  • 3122420812 | +1 312-242-0812 Illinois U.S.A.
  • 3122420813 | +1 312-242-0813 Illinois U.S.A.
  • 3122420814 | +1 312-242-0814 Illinois U.S.A.
  • 3122420815 | +1 312-242-0815 Illinois U.S.A.
  • 3122420816 | +1 312-242-0816 Illinois U.S.A.
  • 3122420817 | +1 312-242-0817 Illinois U.S.A.
  • 3122420818 | +1 312-242-0818 Illinois U.S.A.
  • 3122420819 | +1 312-242-0819 Illinois U.S.A.
  • 3122420820 | +1 312-242-0820 Illinois U.S.A.
  • 3122420821 | +1 312-242-0821 Illinois U.S.A.
  • 3122420822 | +1 312-242-0822 Illinois U.S.A.
  • 3122420823 | +1 312-242-0823 Illinois U.S.A.
  • 3122420824 | +1 312-242-0824 Illinois U.S.A.
  • 3122420825 | +1 312-242-0825 Illinois U.S.A.
  • 3122420826 | +1 312-242-0826 Illinois U.S.A.
  • 3122420827 | +1 312-242-0827 Illinois U.S.A.
  • 3122420828 | +1 312-242-0828 Illinois U.S.A.
  • 3122420829 | +1 312-242-0829 Illinois U.S.A.
  • 3122420830 | +1 312-242-0830 Illinois U.S.A.
  • 3122420831 | +1 312-242-0831 Illinois U.S.A.
  • 3122420832 | +1 312-242-0832 Illinois U.S.A.
  • 3122420833 | +1 312-242-0833 Illinois U.S.A.
  • 3122420834 | +1 312-242-0834 Illinois U.S.A.
  • 3122420835 | +1 312-242-0835 Illinois U.S.A.
  • 3122420836 | +1 312-242-0836 Illinois U.S.A.
  • 3122420837 | +1 312-242-0837 Illinois U.S.A.
  • 3122420838 | +1 312-242-0838 Illinois U.S.A.
  • 3122420839 | +1 312-242-0839 Illinois U.S.A.
  • 3122420840 | +1 312-242-0840 Illinois U.S.A.
  • 3122420841 | +1 312-242-0841 Illinois U.S.A.
  • 3122420842 | +1 312-242-0842 Illinois U.S.A.
  • 3122420843 | +1 312-242-0843 Illinois U.S.A.
  • 3122420844 | +1 312-242-0844 Illinois U.S.A.
  • 3122420845 | +1 312-242-0845 Illinois U.S.A.
  • 3122420846 | +1 312-242-0846 Illinois U.S.A.
  • 3122420847 | +1 312-242-0847 Illinois U.S.A.
  • 3122420848 | +1 312-242-0848 Illinois U.S.A.
  • 3122420849 | +1 312-242-0849 Illinois U.S.A.
  • 3122420850 | +1 312-242-0850 Illinois U.S.A.
  • 3122420851 | +1 312-242-0851 Illinois U.S.A.
  • 3122420852 | +1 312-242-0852 Illinois U.S.A.
  • 3122420853 | +1 312-242-0853 Illinois U.S.A.
  • 3122420854 | +1 312-242-0854 Illinois U.S.A.
  • 3122420855 | +1 312-242-0855 Illinois U.S.A.
  • 3122420856 | +1 312-242-0856 Illinois U.S.A.
  • 3122420857 | +1 312-242-0857 Illinois U.S.A.
  • 3122420858 | +1 312-242-0858 Illinois U.S.A.
  • 3122420859 | +1 312-242-0859 Illinois U.S.A.
  • 3122420860 | +1 312-242-0860 Illinois U.S.A.
  • 3122420861 | +1 312-242-0861 Illinois U.S.A.
  • 3122420862 | +1 312-242-0862 Illinois U.S.A.
  • 3122420863 | +1 312-242-0863 Illinois U.S.A.
  • 3122420864 | +1 312-242-0864 Illinois U.S.A.
  • 3122420865 | +1 312-242-0865 Illinois U.S.A.
  • 3122420866 | +1 312-242-0866 Illinois U.S.A.
  • 3122420867 | +1 312-242-0867 Illinois U.S.A.
  • 3122420868 | +1 312-242-0868 Illinois U.S.A.
  • 3122420869 | +1 312-242-0869 Illinois U.S.A.
  • 3122420870 | +1 312-242-0870 Illinois U.S.A.
  • 3122420871 | +1 312-242-0871 Illinois U.S.A.
  • 3122420872 | +1 312-242-0872 Illinois U.S.A.
  • 3122420873 | +1 312-242-0873 Illinois U.S.A.
  • 3122420874 | +1 312-242-0874 Illinois U.S.A.
  • 3122420875 | +1 312-242-0875 Illinois U.S.A.
  • 3122420876 | +1 312-242-0876 Illinois U.S.A.
  • 3122420877 | +1 312-242-0877 Illinois U.S.A.
  • 3122420878 | +1 312-242-0878 Illinois U.S.A.
  • 3122420879 | +1 312-242-0879 Illinois U.S.A.
  • 3122420880 | +1 312-242-0880 Illinois U.S.A.
  • 3122420881 | +1 312-242-0881 Illinois U.S.A.
  • 3122420882 | +1 312-242-0882 Illinois U.S.A.
  • 3122420883 | +1 312-242-0883 Illinois U.S.A.
  • 3122420884 | +1 312-242-0884 Illinois U.S.A.
  • 3122420885 | +1 312-242-0885 Illinois U.S.A.
  • 3122420886 | +1 312-242-0886 Illinois U.S.A.
  • 3122420887 | +1 312-242-0887 Illinois U.S.A.
  • 3122420888 | +1 312-242-0888 Illinois U.S.A.
  • 3122420889 | +1 312-242-0889 Illinois U.S.A.
  • 3122420890 | +1 312-242-0890 Illinois U.S.A.
  • 3122420891 | +1 312-242-0891 Illinois U.S.A.
  • 3122420892 | +1 312-242-0892 Illinois U.S.A.
  • 3122420893 | +1 312-242-0893 Illinois U.S.A.
  • 3122420894 | +1 312-242-0894 Illinois U.S.A.
  • 3122420895 | +1 312-242-0895 Illinois U.S.A.
  • 3122420896 | +1 312-242-0896 Illinois U.S.A.
  • 3122420897 | +1 312-242-0897 Illinois U.S.A.
  • 3122420898 | +1 312-242-0898 Illinois U.S.A.
  • 3122420899 | +1 312-242-0899 Illinois U.S.A.