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).

  • 3123338800 | +1 312-333-8800 Illinois U.S.A.
  • 3123338801 | +1 312-333-8801 Illinois U.S.A.
  • 3123338802 | +1 312-333-8802 Illinois U.S.A.
  • 3123338803 | +1 312-333-8803 Illinois U.S.A.
  • 3123338804 | +1 312-333-8804 Illinois U.S.A.
  • 3123338805 | +1 312-333-8805 Illinois U.S.A.
  • 3123338806 | +1 312-333-8806 Illinois U.S.A.
  • 3123338807 | +1 312-333-8807 Illinois U.S.A.
  • 3123338808 | +1 312-333-8808 Illinois U.S.A.
  • 3123338809 | +1 312-333-8809 Illinois U.S.A.
  • 3123338810 | +1 312-333-8810 Illinois U.S.A.
  • 3123338811 | +1 312-333-8811 Illinois U.S.A.
  • 3123338812 | +1 312-333-8812 Illinois U.S.A.
  • 3123338813 | +1 312-333-8813 Illinois U.S.A.
  • 3123338814 | +1 312-333-8814 Illinois U.S.A.
  • 3123338815 | +1 312-333-8815 Illinois U.S.A.
  • 3123338816 | +1 312-333-8816 Illinois U.S.A.
  • 3123338817 | +1 312-333-8817 Illinois U.S.A.
  • 3123338818 | +1 312-333-8818 Illinois U.S.A.
  • 3123338819 | +1 312-333-8819 Illinois U.S.A.
  • 3123338820 | +1 312-333-8820 Illinois U.S.A.
  • 3123338821 | +1 312-333-8821 Illinois U.S.A.
  • 3123338822 | +1 312-333-8822 Illinois U.S.A.
  • 3123338823 | +1 312-333-8823 Illinois U.S.A.
  • 3123338824 | +1 312-333-8824 Illinois U.S.A.
  • 3123338825 | +1 312-333-8825 Illinois U.S.A.
  • 3123338826 | +1 312-333-8826 Illinois U.S.A.
  • 3123338827 | +1 312-333-8827 Illinois U.S.A.
  • 3123338828 | +1 312-333-8828 Illinois U.S.A.
  • 3123338829 | +1 312-333-8829 Illinois U.S.A.
  • 3123338830 | +1 312-333-8830 Illinois U.S.A.
  • 3123338831 | +1 312-333-8831 Illinois U.S.A.
  • 3123338832 | +1 312-333-8832 Illinois U.S.A.
  • 3123338833 | +1 312-333-8833 Illinois U.S.A.
  • 3123338834 | +1 312-333-8834 Illinois U.S.A.
  • 3123338835 | +1 312-333-8835 Illinois U.S.A.
  • 3123338836 | +1 312-333-8836 Illinois U.S.A.
  • 3123338837 | +1 312-333-8837 Illinois U.S.A.
  • 3123338838 | +1 312-333-8838 Illinois U.S.A.
  • 3123338839 | +1 312-333-8839 Illinois U.S.A.
  • 3123338840 | +1 312-333-8840 Illinois U.S.A.
  • 3123338841 | +1 312-333-8841 Illinois U.S.A.
  • 3123338842 | +1 312-333-8842 Illinois U.S.A.
  • 3123338843 | +1 312-333-8843 Illinois U.S.A.
  • 3123338844 | +1 312-333-8844 Illinois U.S.A.
  • 3123338845 | +1 312-333-8845 Illinois U.S.A.
  • 3123338846 | +1 312-333-8846 Illinois U.S.A.
  • 3123338847 | +1 312-333-8847 Illinois U.S.A.
  • 3123338848 | +1 312-333-8848 Illinois U.S.A.
  • 3123338849 | +1 312-333-8849 Illinois U.S.A.
  • 3123338850 | +1 312-333-8850 Illinois U.S.A.
  • 3123338851 | +1 312-333-8851 Illinois U.S.A.
  • 3123338852 | +1 312-333-8852 Illinois U.S.A.
  • 3123338853 | +1 312-333-8853 Illinois U.S.A.
  • 3123338854 | +1 312-333-8854 Illinois U.S.A.
  • 3123338855 | +1 312-333-8855 Illinois U.S.A.
  • 3123338856 | +1 312-333-8856 Illinois U.S.A.
  • 3123338857 | +1 312-333-8857 Illinois U.S.A.
  • 3123338858 | +1 312-333-8858 Illinois U.S.A.
  • 3123338859 | +1 312-333-8859 Illinois U.S.A.
  • 3123338860 | +1 312-333-8860 Illinois U.S.A.
  • 3123338861 | +1 312-333-8861 Illinois U.S.A.
  • 3123338862 | +1 312-333-8862 Illinois U.S.A.
  • 3123338863 | +1 312-333-8863 Illinois U.S.A.
  • 3123338864 | +1 312-333-8864 Illinois U.S.A.
  • 3123338865 | +1 312-333-8865 Illinois U.S.A.
  • 3123338866 | +1 312-333-8866 Illinois U.S.A.
  • 3123338867 | +1 312-333-8867 Illinois U.S.A.
  • 3123338868 | +1 312-333-8868 Illinois U.S.A.
  • 3123338869 | +1 312-333-8869 Illinois U.S.A.
  • 3123338870 | +1 312-333-8870 Illinois U.S.A.
  • 3123338871 | +1 312-333-8871 Illinois U.S.A.
  • 3123338872 | +1 312-333-8872 Illinois U.S.A.
  • 3123338873 | +1 312-333-8873 Illinois U.S.A.
  • 3123338874 | +1 312-333-8874 Illinois U.S.A.
  • 3123338875 | +1 312-333-8875 Illinois U.S.A.
  • 3123338876 | +1 312-333-8876 Illinois U.S.A.
  • 3123338877 | +1 312-333-8877 Illinois U.S.A.
  • 3123338878 | +1 312-333-8878 Illinois U.S.A.
  • 3123338879 | +1 312-333-8879 Illinois U.S.A.
  • 3123338880 | +1 312-333-8880 Illinois U.S.A.
  • 3123338881 | +1 312-333-8881 Illinois U.S.A.
  • 3123338882 | +1 312-333-8882 Illinois U.S.A.
  • 3123338883 | +1 312-333-8883 Illinois U.S.A.
  • 3123338884 | +1 312-333-8884 Illinois U.S.A.
  • 3123338885 | +1 312-333-8885 Illinois U.S.A.
  • 3123338886 | +1 312-333-8886 Illinois U.S.A.
  • 3123338887 | +1 312-333-8887 Illinois U.S.A.
  • 3123338888 | +1 312-333-8888 Illinois U.S.A.
  • 3123338889 | +1 312-333-8889 Illinois U.S.A.
  • 3123338890 | +1 312-333-8890 Illinois U.S.A.
  • 3123338891 | +1 312-333-8891 Illinois U.S.A.
  • 3123338892 | +1 312-333-8892 Illinois U.S.A.
  • 3123338893 | +1 312-333-8893 Illinois U.S.A.
  • 3123338894 | +1 312-333-8894 Illinois U.S.A.
  • 3123338895 | +1 312-333-8895 Illinois U.S.A.
  • 3123338896 | +1 312-333-8896 Illinois U.S.A.
  • 3123338897 | +1 312-333-8897 Illinois U.S.A.
  • 3123338898 | +1 312-333-8898 Illinois U.S.A.
  • 3123338899 | +1 312-333-8899 Illinois U.S.A.