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).

  • 3129518800 | +1 312-951-8800 Illinois U.S.A.
  • 3129518801 | +1 312-951-8801 Illinois U.S.A.
  • 3129518802 | +1 312-951-8802 Illinois U.S.A.
  • 3129518803 | +1 312-951-8803 Illinois U.S.A.
  • 3129518804 | +1 312-951-8804 Illinois U.S.A.
  • 3129518805 | +1 312-951-8805 Illinois U.S.A.
  • 3129518806 | +1 312-951-8806 Illinois U.S.A.
  • 3129518807 | +1 312-951-8807 Illinois U.S.A.
  • 3129518808 | +1 312-951-8808 Illinois U.S.A.
  • 3129518809 | +1 312-951-8809 Illinois U.S.A.
  • 3129518810 | +1 312-951-8810 Illinois U.S.A.
  • 3129518811 | +1 312-951-8811 Illinois U.S.A.
  • 3129518812 | +1 312-951-8812 Illinois U.S.A.
  • 3129518813 | +1 312-951-8813 Illinois U.S.A.
  • 3129518814 | +1 312-951-8814 Illinois U.S.A.
  • 3129518815 | +1 312-951-8815 Illinois U.S.A.
  • 3129518816 | +1 312-951-8816 Illinois U.S.A.
  • 3129518817 | +1 312-951-8817 Illinois U.S.A.
  • 3129518818 | +1 312-951-8818 Illinois U.S.A.
  • 3129518819 | +1 312-951-8819 Illinois U.S.A.
  • 3129518820 | +1 312-951-8820 Illinois U.S.A.
  • 3129518821 | +1 312-951-8821 Illinois U.S.A.
  • 3129518822 | +1 312-951-8822 Illinois U.S.A.
  • 3129518823 | +1 312-951-8823 Illinois U.S.A.
  • 3129518824 | +1 312-951-8824 Illinois U.S.A.
  • 3129518825 | +1 312-951-8825 Illinois U.S.A.
  • 3129518826 | +1 312-951-8826 Illinois U.S.A.
  • 3129518827 | +1 312-951-8827 Illinois U.S.A.
  • 3129518828 | +1 312-951-8828 Illinois U.S.A.
  • 3129518829 | +1 312-951-8829 Illinois U.S.A.
  • 3129518830 | +1 312-951-8830 Illinois U.S.A.
  • 3129518831 | +1 312-951-8831 Illinois U.S.A.
  • 3129518832 | +1 312-951-8832 Illinois U.S.A.
  • 3129518833 | +1 312-951-8833 Illinois U.S.A.
  • 3129518834 | +1 312-951-8834 Illinois U.S.A.
  • 3129518835 | +1 312-951-8835 Illinois U.S.A.
  • 3129518836 | +1 312-951-8836 Illinois U.S.A.
  • 3129518837 | +1 312-951-8837 Illinois U.S.A.
  • 3129518838 | +1 312-951-8838 Illinois U.S.A.
  • 3129518839 | +1 312-951-8839 Illinois U.S.A.
  • 3129518840 | +1 312-951-8840 Illinois U.S.A.
  • 3129518841 | +1 312-951-8841 Illinois U.S.A.
  • 3129518842 | +1 312-951-8842 Illinois U.S.A.
  • 3129518843 | +1 312-951-8843 Illinois U.S.A.
  • 3129518844 | +1 312-951-8844 Illinois U.S.A.
  • 3129518845 | +1 312-951-8845 Illinois U.S.A.
  • 3129518846 | +1 312-951-8846 Illinois U.S.A.
  • 3129518847 | +1 312-951-8847 Illinois U.S.A.
  • 3129518848 | +1 312-951-8848 Illinois U.S.A.
  • 3129518849 | +1 312-951-8849 Illinois U.S.A.
  • 3129518850 | +1 312-951-8850 Illinois U.S.A.
  • 3129518851 | +1 312-951-8851 Illinois U.S.A.
  • 3129518852 | +1 312-951-8852 Illinois U.S.A.
  • 3129518853 | +1 312-951-8853 Illinois U.S.A.
  • 3129518854 | +1 312-951-8854 Illinois U.S.A.
  • 3129518855 | +1 312-951-8855 Illinois U.S.A.
  • 3129518856 | +1 312-951-8856 Illinois U.S.A.
  • 3129518857 | +1 312-951-8857 Illinois U.S.A.
  • 3129518858 | +1 312-951-8858 Illinois U.S.A.
  • 3129518859 | +1 312-951-8859 Illinois U.S.A.
  • 3129518860 | +1 312-951-8860 Illinois U.S.A.
  • 3129518861 | +1 312-951-8861 Illinois U.S.A.
  • 3129518862 | +1 312-951-8862 Illinois U.S.A.
  • 3129518863 | +1 312-951-8863 Illinois U.S.A.
  • 3129518864 | +1 312-951-8864 Illinois U.S.A.
  • 3129518865 | +1 312-951-8865 Illinois U.S.A.
  • 3129518866 | +1 312-951-8866 Illinois U.S.A.
  • 3129518867 | +1 312-951-8867 Illinois U.S.A.
  • 3129518868 | +1 312-951-8868 Illinois U.S.A.
  • 3129518869 | +1 312-951-8869 Illinois U.S.A.
  • 3129518870 | +1 312-951-8870 Illinois U.S.A.
  • 3129518871 | +1 312-951-8871 Illinois U.S.A.
  • 3129518872 | +1 312-951-8872 Illinois U.S.A.
  • 3129518873 | +1 312-951-8873 Illinois U.S.A.
  • 3129518874 | +1 312-951-8874 Illinois U.S.A.
  • 3129518875 | +1 312-951-8875 Illinois U.S.A.
  • 3129518876 | +1 312-951-8876 Illinois U.S.A.
  • 3129518877 | +1 312-951-8877 Illinois U.S.A.
  • 3129518878 | +1 312-951-8878 Illinois U.S.A.
  • 3129518879 | +1 312-951-8879 Illinois U.S.A.
  • 3129518880 | +1 312-951-8880 Illinois U.S.A.
  • 3129518881 | +1 312-951-8881 Illinois U.S.A.
  • 3129518882 | +1 312-951-8882 Illinois U.S.A.
  • 3129518883 | +1 312-951-8883 Illinois U.S.A.
  • 3129518884 | +1 312-951-8884 Illinois U.S.A.
  • 3129518885 | +1 312-951-8885 Illinois U.S.A.
  • 3129518886 | +1 312-951-8886 Illinois U.S.A.
  • 3129518887 | +1 312-951-8887 Illinois U.S.A.
  • 3129518888 | +1 312-951-8888 Illinois U.S.A.
  • 3129518889 | +1 312-951-8889 Illinois U.S.A.
  • 3129518890 | +1 312-951-8890 Illinois U.S.A.
  • 3129518891 | +1 312-951-8891 Illinois U.S.A.
  • 3129518892 | +1 312-951-8892 Illinois U.S.A.
  • 3129518893 | +1 312-951-8893 Illinois U.S.A.
  • 3129518894 | +1 312-951-8894 Illinois U.S.A.
  • 3129518895 | +1 312-951-8895 Illinois U.S.A.
  • 3129518896 | +1 312-951-8896 Illinois U.S.A.
  • 3129518897 | +1 312-951-8897 Illinois U.S.A.
  • 3129518898 | +1 312-951-8898 Illinois U.S.A.
  • 3129518899 | +1 312-951-8899 Illinois U.S.A.