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).

  • 3128503800 | +1 312-850-3800 Illinois U.S.A.
  • 3128503801 | +1 312-850-3801 Illinois U.S.A.
  • 3128503802 | +1 312-850-3802 Illinois U.S.A.
  • 3128503803 | +1 312-850-3803 Illinois U.S.A.
  • 3128503804 | +1 312-850-3804 Illinois U.S.A.
  • 3128503805 | +1 312-850-3805 Illinois U.S.A.
  • 3128503806 | +1 312-850-3806 Illinois U.S.A.
  • 3128503807 | +1 312-850-3807 Illinois U.S.A.
  • 3128503808 | +1 312-850-3808 Illinois U.S.A.
  • 3128503809 | +1 312-850-3809 Illinois U.S.A.
  • 3128503810 | +1 312-850-3810 Illinois U.S.A.
  • 3128503811 | +1 312-850-3811 Illinois U.S.A.
  • 3128503812 | +1 312-850-3812 Illinois U.S.A.
  • 3128503813 | +1 312-850-3813 Illinois U.S.A.
  • 3128503814 | +1 312-850-3814 Illinois U.S.A.
  • 3128503815 | +1 312-850-3815 Illinois U.S.A.
  • 3128503816 | +1 312-850-3816 Illinois U.S.A.
  • 3128503817 | +1 312-850-3817 Illinois U.S.A.
  • 3128503818 | +1 312-850-3818 Illinois U.S.A.
  • 3128503819 | +1 312-850-3819 Illinois U.S.A.
  • 3128503820 | +1 312-850-3820 Illinois U.S.A.
  • 3128503821 | +1 312-850-3821 Illinois U.S.A.
  • 3128503822 | +1 312-850-3822 Illinois U.S.A.
  • 3128503823 | +1 312-850-3823 Illinois U.S.A.
  • 3128503824 | +1 312-850-3824 Illinois U.S.A.
  • 3128503825 | +1 312-850-3825 Illinois U.S.A.
  • 3128503826 | +1 312-850-3826 Illinois U.S.A.
  • 3128503827 | +1 312-850-3827 Illinois U.S.A.
  • 3128503828 | +1 312-850-3828 Illinois U.S.A.
  • 3128503829 | +1 312-850-3829 Illinois U.S.A.
  • 3128503830 | +1 312-850-3830 Illinois U.S.A.
  • 3128503831 | +1 312-850-3831 Illinois U.S.A.
  • 3128503832 | +1 312-850-3832 Illinois U.S.A.
  • 3128503833 | +1 312-850-3833 Illinois U.S.A.
  • 3128503834 | +1 312-850-3834 Illinois U.S.A.
  • 3128503835 | +1 312-850-3835 Illinois U.S.A.
  • 3128503836 | +1 312-850-3836 Illinois U.S.A.
  • 3128503837 | +1 312-850-3837 Illinois U.S.A.
  • 3128503838 | +1 312-850-3838 Illinois U.S.A.
  • 3128503839 | +1 312-850-3839 Illinois U.S.A.
  • 3128503840 | +1 312-850-3840 Illinois U.S.A.
  • 3128503841 | +1 312-850-3841 Illinois U.S.A.
  • 3128503842 | +1 312-850-3842 Illinois U.S.A.
  • 3128503843 | +1 312-850-3843 Illinois U.S.A.
  • 3128503844 | +1 312-850-3844 Illinois U.S.A.
  • 3128503845 | +1 312-850-3845 Illinois U.S.A.
  • 3128503846 | +1 312-850-3846 Illinois U.S.A.
  • 3128503847 | +1 312-850-3847 Illinois U.S.A.
  • 3128503848 | +1 312-850-3848 Illinois U.S.A.
  • 3128503849 | +1 312-850-3849 Illinois U.S.A.
  • 3128503850 | +1 312-850-3850 Illinois U.S.A.
  • 3128503851 | +1 312-850-3851 Illinois U.S.A.
  • 3128503852 | +1 312-850-3852 Illinois U.S.A.
  • 3128503853 | +1 312-850-3853 Illinois U.S.A.
  • 3128503854 | +1 312-850-3854 Illinois U.S.A.
  • 3128503855 | +1 312-850-3855 Illinois U.S.A.
  • 3128503856 | +1 312-850-3856 Illinois U.S.A.
  • 3128503857 | +1 312-850-3857 Illinois U.S.A.
  • 3128503858 | +1 312-850-3858 Illinois U.S.A.
  • 3128503859 | +1 312-850-3859 Illinois U.S.A.
  • 3128503860 | +1 312-850-3860 Illinois U.S.A.
  • 3128503861 | +1 312-850-3861 Illinois U.S.A.
  • 3128503862 | +1 312-850-3862 Illinois U.S.A.
  • 3128503863 | +1 312-850-3863 Illinois U.S.A.
  • 3128503864 | +1 312-850-3864 Illinois U.S.A.
  • 3128503865 | +1 312-850-3865 Illinois U.S.A.
  • 3128503866 | +1 312-850-3866 Illinois U.S.A.
  • 3128503867 | +1 312-850-3867 Illinois U.S.A.
  • 3128503868 | +1 312-850-3868 Illinois U.S.A.
  • 3128503869 | +1 312-850-3869 Illinois U.S.A.
  • 3128503870 | +1 312-850-3870 Illinois U.S.A.
  • 3128503871 | +1 312-850-3871 Illinois U.S.A.
  • 3128503872 | +1 312-850-3872 Illinois U.S.A.
  • 3128503873 | +1 312-850-3873 Illinois U.S.A.
  • 3128503874 | +1 312-850-3874 Illinois U.S.A.
  • 3128503875 | +1 312-850-3875 Illinois U.S.A.
  • 3128503876 | +1 312-850-3876 Illinois U.S.A.
  • 3128503877 | +1 312-850-3877 Illinois U.S.A.
  • 3128503878 | +1 312-850-3878 Illinois U.S.A.
  • 3128503879 | +1 312-850-3879 Illinois U.S.A.
  • 3128503880 | +1 312-850-3880 Illinois U.S.A.
  • 3128503881 | +1 312-850-3881 Illinois U.S.A.
  • 3128503882 | +1 312-850-3882 Illinois U.S.A.
  • 3128503883 | +1 312-850-3883 Illinois U.S.A.
  • 3128503884 | +1 312-850-3884 Illinois U.S.A.
  • 3128503885 | +1 312-850-3885 Illinois U.S.A.
  • 3128503886 | +1 312-850-3886 Illinois U.S.A.
  • 3128503887 | +1 312-850-3887 Illinois U.S.A.
  • 3128503888 | +1 312-850-3888 Illinois U.S.A.
  • 3128503889 | +1 312-850-3889 Illinois U.S.A.
  • 3128503890 | +1 312-850-3890 Illinois U.S.A.
  • 3128503891 | +1 312-850-3891 Illinois U.S.A.
  • 3128503892 | +1 312-850-3892 Illinois U.S.A.
  • 3128503893 | +1 312-850-3893 Illinois U.S.A.
  • 3128503894 | +1 312-850-3894 Illinois U.S.A.
  • 3128503895 | +1 312-850-3895 Illinois U.S.A.
  • 3128503896 | +1 312-850-3896 Illinois U.S.A.
  • 3128503897 | +1 312-850-3897 Illinois U.S.A.
  • 3128503898 | +1 312-850-3898 Illinois U.S.A.
  • 3128503899 | +1 312-850-3899 Illinois U.S.A.