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).

  • 3128502800 | +1 312-850-2800 Illinois U.S.A.
  • 3128502801 | +1 312-850-2801 Illinois U.S.A.
  • 3128502802 | +1 312-850-2802 Illinois U.S.A.
  • 3128502803 | +1 312-850-2803 Illinois U.S.A.
  • 3128502804 | +1 312-850-2804 Illinois U.S.A.
  • 3128502805 | +1 312-850-2805 Illinois U.S.A.
  • 3128502806 | +1 312-850-2806 Illinois U.S.A.
  • 3128502807 | +1 312-850-2807 Illinois U.S.A.
  • 3128502808 | +1 312-850-2808 Illinois U.S.A.
  • 3128502809 | +1 312-850-2809 Illinois U.S.A.
  • 3128502810 | +1 312-850-2810 Illinois U.S.A.
  • 3128502811 | +1 312-850-2811 Illinois U.S.A.
  • 3128502812 | +1 312-850-2812 Illinois U.S.A.
  • 3128502813 | +1 312-850-2813 Illinois U.S.A.
  • 3128502814 | +1 312-850-2814 Illinois U.S.A.
  • 3128502815 | +1 312-850-2815 Illinois U.S.A.
  • 3128502816 | +1 312-850-2816 Illinois U.S.A.
  • 3128502817 | +1 312-850-2817 Illinois U.S.A.
  • 3128502818 | +1 312-850-2818 Illinois U.S.A.
  • 3128502819 | +1 312-850-2819 Illinois U.S.A.
  • 3128502820 | +1 312-850-2820 Illinois U.S.A.
  • 3128502821 | +1 312-850-2821 Illinois U.S.A.
  • 3128502822 | +1 312-850-2822 Illinois U.S.A.
  • 3128502823 | +1 312-850-2823 Illinois U.S.A.
  • 3128502824 | +1 312-850-2824 Illinois U.S.A.
  • 3128502825 | +1 312-850-2825 Illinois U.S.A.
  • 3128502826 | +1 312-850-2826 Illinois U.S.A.
  • 3128502827 | +1 312-850-2827 Illinois U.S.A.
  • 3128502828 | +1 312-850-2828 Illinois U.S.A.
  • 3128502829 | +1 312-850-2829 Illinois U.S.A.
  • 3128502830 | +1 312-850-2830 Illinois U.S.A.
  • 3128502831 | +1 312-850-2831 Illinois U.S.A.
  • 3128502832 | +1 312-850-2832 Illinois U.S.A.
  • 3128502833 | +1 312-850-2833 Illinois U.S.A.
  • 3128502834 | +1 312-850-2834 Illinois U.S.A.
  • 3128502835 | +1 312-850-2835 Illinois U.S.A.
  • 3128502836 | +1 312-850-2836 Illinois U.S.A.
  • 3128502837 | +1 312-850-2837 Illinois U.S.A.
  • 3128502838 | +1 312-850-2838 Illinois U.S.A.
  • 3128502839 | +1 312-850-2839 Illinois U.S.A.
  • 3128502840 | +1 312-850-2840 Illinois U.S.A.
  • 3128502841 | +1 312-850-2841 Illinois U.S.A.
  • 3128502842 | +1 312-850-2842 Illinois U.S.A.
  • 3128502843 | +1 312-850-2843 Illinois U.S.A.
  • 3128502844 | +1 312-850-2844 Illinois U.S.A.
  • 3128502845 | +1 312-850-2845 Illinois U.S.A.
  • 3128502846 | +1 312-850-2846 Illinois U.S.A.
  • 3128502847 | +1 312-850-2847 Illinois U.S.A.
  • 3128502848 | +1 312-850-2848 Illinois U.S.A.
  • 3128502849 | +1 312-850-2849 Illinois U.S.A.
  • 3128502850 | +1 312-850-2850 Illinois U.S.A.
  • 3128502851 | +1 312-850-2851 Illinois U.S.A.
  • 3128502852 | +1 312-850-2852 Illinois U.S.A.
  • 3128502853 | +1 312-850-2853 Illinois U.S.A.
  • 3128502854 | +1 312-850-2854 Illinois U.S.A.
  • 3128502855 | +1 312-850-2855 Illinois U.S.A.
  • 3128502856 | +1 312-850-2856 Illinois U.S.A.
  • 3128502857 | +1 312-850-2857 Illinois U.S.A.
  • 3128502858 | +1 312-850-2858 Illinois U.S.A.
  • 3128502859 | +1 312-850-2859 Illinois U.S.A.
  • 3128502860 | +1 312-850-2860 Illinois U.S.A.
  • 3128502861 | +1 312-850-2861 Illinois U.S.A.
  • 3128502862 | +1 312-850-2862 Illinois U.S.A.
  • 3128502863 | +1 312-850-2863 Illinois U.S.A.
  • 3128502864 | +1 312-850-2864 Illinois U.S.A.
  • 3128502865 | +1 312-850-2865 Illinois U.S.A.
  • 3128502866 | +1 312-850-2866 Illinois U.S.A.
  • 3128502867 | +1 312-850-2867 Illinois U.S.A.
  • 3128502868 | +1 312-850-2868 Illinois U.S.A.
  • 3128502869 | +1 312-850-2869 Illinois U.S.A.
  • 3128502870 | +1 312-850-2870 Illinois U.S.A.
  • 3128502871 | +1 312-850-2871 Illinois U.S.A.
  • 3128502872 | +1 312-850-2872 Illinois U.S.A.
  • 3128502873 | +1 312-850-2873 Illinois U.S.A.
  • 3128502874 | +1 312-850-2874 Illinois U.S.A.
  • 3128502875 | +1 312-850-2875 Illinois U.S.A.
  • 3128502876 | +1 312-850-2876 Illinois U.S.A.
  • 3128502877 | +1 312-850-2877 Illinois U.S.A.
  • 3128502878 | +1 312-850-2878 Illinois U.S.A.
  • 3128502879 | +1 312-850-2879 Illinois U.S.A.
  • 3128502880 | +1 312-850-2880 Illinois U.S.A.
  • 3128502881 | +1 312-850-2881 Illinois U.S.A.
  • 3128502882 | +1 312-850-2882 Illinois U.S.A.
  • 3128502883 | +1 312-850-2883 Illinois U.S.A.
  • 3128502884 | +1 312-850-2884 Illinois U.S.A.
  • 3128502885 | +1 312-850-2885 Illinois U.S.A.
  • 3128502886 | +1 312-850-2886 Illinois U.S.A.
  • 3128502887 | +1 312-850-2887 Illinois U.S.A.
  • 3128502888 | +1 312-850-2888 Illinois U.S.A.
  • 3128502889 | +1 312-850-2889 Illinois U.S.A.
  • 3128502890 | +1 312-850-2890 Illinois U.S.A.
  • 3128502891 | +1 312-850-2891 Illinois U.S.A.
  • 3128502892 | +1 312-850-2892 Illinois U.S.A.
  • 3128502893 | +1 312-850-2893 Illinois U.S.A.
  • 3128502894 | +1 312-850-2894 Illinois U.S.A.
  • 3128502895 | +1 312-850-2895 Illinois U.S.A.
  • 3128502896 | +1 312-850-2896 Illinois U.S.A.
  • 3128502897 | +1 312-850-2897 Illinois U.S.A.
  • 3128502898 | +1 312-850-2898 Illinois U.S.A.
  • 3128502899 | +1 312-850-2899 Illinois U.S.A.