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).

  • 3129215800 | +1 312-921-5800 Illinois U.S.A.
  • 3129215801 | +1 312-921-5801 Illinois U.S.A.
  • 3129215802 | +1 312-921-5802 Illinois U.S.A.
  • 3129215803 | +1 312-921-5803 Illinois U.S.A.
  • 3129215804 | +1 312-921-5804 Illinois U.S.A.
  • 3129215805 | +1 312-921-5805 Illinois U.S.A.
  • 3129215806 | +1 312-921-5806 Illinois U.S.A.
  • 3129215807 | +1 312-921-5807 Illinois U.S.A.
  • 3129215808 | +1 312-921-5808 Illinois U.S.A.
  • 3129215809 | +1 312-921-5809 Illinois U.S.A.
  • 3129215810 | +1 312-921-5810 Illinois U.S.A.
  • 3129215811 | +1 312-921-5811 Illinois U.S.A.
  • 3129215812 | +1 312-921-5812 Illinois U.S.A.
  • 3129215813 | +1 312-921-5813 Illinois U.S.A.
  • 3129215814 | +1 312-921-5814 Illinois U.S.A.
  • 3129215815 | +1 312-921-5815 Illinois U.S.A.
  • 3129215816 | +1 312-921-5816 Illinois U.S.A.
  • 3129215817 | +1 312-921-5817 Illinois U.S.A.
  • 3129215818 | +1 312-921-5818 Illinois U.S.A.
  • 3129215819 | +1 312-921-5819 Illinois U.S.A.
  • 3129215820 | +1 312-921-5820 Illinois U.S.A.
  • 3129215821 | +1 312-921-5821 Illinois U.S.A.
  • 3129215822 | +1 312-921-5822 Illinois U.S.A.
  • 3129215823 | +1 312-921-5823 Illinois U.S.A.
  • 3129215824 | +1 312-921-5824 Illinois U.S.A.
  • 3129215825 | +1 312-921-5825 Illinois U.S.A.
  • 3129215826 | +1 312-921-5826 Illinois U.S.A.
  • 3129215827 | +1 312-921-5827 Illinois U.S.A.
  • 3129215828 | +1 312-921-5828 Illinois U.S.A.
  • 3129215829 | +1 312-921-5829 Illinois U.S.A.
  • 3129215830 | +1 312-921-5830 Illinois U.S.A.
  • 3129215831 | +1 312-921-5831 Illinois U.S.A.
  • 3129215832 | +1 312-921-5832 Illinois U.S.A.
  • 3129215833 | +1 312-921-5833 Illinois U.S.A.
  • 3129215834 | +1 312-921-5834 Illinois U.S.A.
  • 3129215835 | +1 312-921-5835 Illinois U.S.A.
  • 3129215836 | +1 312-921-5836 Illinois U.S.A.
  • 3129215837 | +1 312-921-5837 Illinois U.S.A.
  • 3129215838 | +1 312-921-5838 Illinois U.S.A.
  • 3129215839 | +1 312-921-5839 Illinois U.S.A.
  • 3129215840 | +1 312-921-5840 Illinois U.S.A.
  • 3129215841 | +1 312-921-5841 Illinois U.S.A.
  • 3129215842 | +1 312-921-5842 Illinois U.S.A.
  • 3129215843 | +1 312-921-5843 Illinois U.S.A.
  • 3129215844 | +1 312-921-5844 Illinois U.S.A.
  • 3129215845 | +1 312-921-5845 Illinois U.S.A.
  • 3129215846 | +1 312-921-5846 Illinois U.S.A.
  • 3129215847 | +1 312-921-5847 Illinois U.S.A.
  • 3129215848 | +1 312-921-5848 Illinois U.S.A.
  • 3129215849 | +1 312-921-5849 Illinois U.S.A.
  • 3129215850 | +1 312-921-5850 Illinois U.S.A.
  • 3129215851 | +1 312-921-5851 Illinois U.S.A.
  • 3129215852 | +1 312-921-5852 Illinois U.S.A.
  • 3129215853 | +1 312-921-5853 Illinois U.S.A.
  • 3129215854 | +1 312-921-5854 Illinois U.S.A.
  • 3129215855 | +1 312-921-5855 Illinois U.S.A.
  • 3129215856 | +1 312-921-5856 Illinois U.S.A.
  • 3129215857 | +1 312-921-5857 Illinois U.S.A.
  • 3129215858 | +1 312-921-5858 Illinois U.S.A.
  • 3129215859 | +1 312-921-5859 Illinois U.S.A.
  • 3129215860 | +1 312-921-5860 Illinois U.S.A.
  • 3129215861 | +1 312-921-5861 Illinois U.S.A.
  • 3129215862 | +1 312-921-5862 Illinois U.S.A.
  • 3129215863 | +1 312-921-5863 Illinois U.S.A.
  • 3129215864 | +1 312-921-5864 Illinois U.S.A.
  • 3129215865 | +1 312-921-5865 Illinois U.S.A.
  • 3129215866 | +1 312-921-5866 Illinois U.S.A.
  • 3129215867 | +1 312-921-5867 Illinois U.S.A.
  • 3129215868 | +1 312-921-5868 Illinois U.S.A.
  • 3129215869 | +1 312-921-5869 Illinois U.S.A.
  • 3129215870 | +1 312-921-5870 Illinois U.S.A.
  • 3129215871 | +1 312-921-5871 Illinois U.S.A.
  • 3129215872 | +1 312-921-5872 Illinois U.S.A.
  • 3129215873 | +1 312-921-5873 Illinois U.S.A.
  • 3129215874 | +1 312-921-5874 Illinois U.S.A.
  • 3129215875 | +1 312-921-5875 Illinois U.S.A.
  • 3129215876 | +1 312-921-5876 Illinois U.S.A.
  • 3129215877 | +1 312-921-5877 Illinois U.S.A.
  • 3129215878 | +1 312-921-5878 Illinois U.S.A.
  • 3129215879 | +1 312-921-5879 Illinois U.S.A.
  • 3129215880 | +1 312-921-5880 Illinois U.S.A.
  • 3129215881 | +1 312-921-5881 Illinois U.S.A.
  • 3129215882 | +1 312-921-5882 Illinois U.S.A.
  • 3129215883 | +1 312-921-5883 Illinois U.S.A.
  • 3129215884 | +1 312-921-5884 Illinois U.S.A.
  • 3129215885 | +1 312-921-5885 Illinois U.S.A.
  • 3129215886 | +1 312-921-5886 Illinois U.S.A.
  • 3129215887 | +1 312-921-5887 Illinois U.S.A.
  • 3129215888 | +1 312-921-5888 Illinois U.S.A.
  • 3129215889 | +1 312-921-5889 Illinois U.S.A.
  • 3129215890 | +1 312-921-5890 Illinois U.S.A.
  • 3129215891 | +1 312-921-5891 Illinois U.S.A.
  • 3129215892 | +1 312-921-5892 Illinois U.S.A.
  • 3129215893 | +1 312-921-5893 Illinois U.S.A.
  • 3129215894 | +1 312-921-5894 Illinois U.S.A.
  • 3129215895 | +1 312-921-5895 Illinois U.S.A.
  • 3129215896 | +1 312-921-5896 Illinois U.S.A.
  • 3129215897 | +1 312-921-5897 Illinois U.S.A.
  • 3129215898 | +1 312-921-5898 Illinois U.S.A.
  • 3129215899 | +1 312-921-5899 Illinois U.S.A.