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).

  • 3128392800 | +1 312-839-2800 Illinois U.S.A.
  • 3128392801 | +1 312-839-2801 Illinois U.S.A.
  • 3128392802 | +1 312-839-2802 Illinois U.S.A.
  • 3128392803 | +1 312-839-2803 Illinois U.S.A.
  • 3128392804 | +1 312-839-2804 Illinois U.S.A.
  • 3128392805 | +1 312-839-2805 Illinois U.S.A.
  • 3128392806 | +1 312-839-2806 Illinois U.S.A.
  • 3128392807 | +1 312-839-2807 Illinois U.S.A.
  • 3128392808 | +1 312-839-2808 Illinois U.S.A.
  • 3128392809 | +1 312-839-2809 Illinois U.S.A.
  • 3128392810 | +1 312-839-2810 Illinois U.S.A.
  • 3128392811 | +1 312-839-2811 Illinois U.S.A.
  • 3128392812 | +1 312-839-2812 Illinois U.S.A.
  • 3128392813 | +1 312-839-2813 Illinois U.S.A.
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  • 3128392817 | +1 312-839-2817 Illinois U.S.A.
  • 3128392818 | +1 312-839-2818 Illinois U.S.A.
  • 3128392819 | +1 312-839-2819 Illinois U.S.A.
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  • 3128392821 | +1 312-839-2821 Illinois U.S.A.
  • 3128392822 | +1 312-839-2822 Illinois U.S.A.
  • 3128392823 | +1 312-839-2823 Illinois U.S.A.
  • 3128392824 | +1 312-839-2824 Illinois U.S.A.
  • 3128392825 | +1 312-839-2825 Illinois U.S.A.
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  • 3128392828 | +1 312-839-2828 Illinois U.S.A.
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  • 3128392831 | +1 312-839-2831 Illinois U.S.A.
  • 3128392832 | +1 312-839-2832 Illinois U.S.A.
  • 3128392833 | +1 312-839-2833 Illinois U.S.A.
  • 3128392834 | +1 312-839-2834 Illinois U.S.A.
  • 3128392835 | +1 312-839-2835 Illinois U.S.A.
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  • 3128392840 | +1 312-839-2840 Illinois U.S.A.
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  • 3128392843 | +1 312-839-2843 Illinois U.S.A.
  • 3128392844 | +1 312-839-2844 Illinois U.S.A.
  • 3128392845 | +1 312-839-2845 Illinois U.S.A.
  • 3128392846 | +1 312-839-2846 Illinois U.S.A.
  • 3128392847 | +1 312-839-2847 Illinois U.S.A.
  • 3128392848 | +1 312-839-2848 Illinois U.S.A.
  • 3128392849 | +1 312-839-2849 Illinois U.S.A.
  • 3128392850 | +1 312-839-2850 Illinois U.S.A.
  • 3128392851 | +1 312-839-2851 Illinois U.S.A.
  • 3128392852 | +1 312-839-2852 Illinois U.S.A.
  • 3128392853 | +1 312-839-2853 Illinois U.S.A.
  • 3128392854 | +1 312-839-2854 Illinois U.S.A.
  • 3128392855 | +1 312-839-2855 Illinois U.S.A.
  • 3128392856 | +1 312-839-2856 Illinois U.S.A.
  • 3128392857 | +1 312-839-2857 Illinois U.S.A.
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  • 3128392860 | +1 312-839-2860 Illinois U.S.A.
  • 3128392861 | +1 312-839-2861 Illinois U.S.A.
  • 3128392862 | +1 312-839-2862 Illinois U.S.A.
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  • 3128392864 | +1 312-839-2864 Illinois U.S.A.
  • 3128392865 | +1 312-839-2865 Illinois U.S.A.
  • 3128392866 | +1 312-839-2866 Illinois U.S.A.
  • 3128392867 | +1 312-839-2867 Illinois U.S.A.
  • 3128392868 | +1 312-839-2868 Illinois U.S.A.
  • 3128392869 | +1 312-839-2869 Illinois U.S.A.
  • 3128392870 | +1 312-839-2870 Illinois U.S.A.
  • 3128392871 | +1 312-839-2871 Illinois U.S.A.
  • 3128392872 | +1 312-839-2872 Illinois U.S.A.
  • 3128392873 | +1 312-839-2873 Illinois U.S.A.
  • 3128392874 | +1 312-839-2874 Illinois U.S.A.
  • 3128392875 | +1 312-839-2875 Illinois U.S.A.
  • 3128392876 | +1 312-839-2876 Illinois U.S.A.
  • 3128392877 | +1 312-839-2877 Illinois U.S.A.
  • 3128392878 | +1 312-839-2878 Illinois U.S.A.
  • 3128392879 | +1 312-839-2879 Illinois U.S.A.
  • 3128392880 | +1 312-839-2880 Illinois U.S.A.
  • 3128392881 | +1 312-839-2881 Illinois U.S.A.
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  • 3128392886 | +1 312-839-2886 Illinois U.S.A.
  • 3128392887 | +1 312-839-2887 Illinois U.S.A.
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  • 3128392889 | +1 312-839-2889 Illinois U.S.A.
  • 3128392890 | +1 312-839-2890 Illinois U.S.A.
  • 3128392891 | +1 312-839-2891 Illinois U.S.A.
  • 3128392892 | +1 312-839-2892 Illinois U.S.A.
  • 3128392893 | +1 312-839-2893 Illinois U.S.A.
  • 3128392894 | +1 312-839-2894 Illinois U.S.A.
  • 3128392895 | +1 312-839-2895 Illinois U.S.A.
  • 3128392896 | +1 312-839-2896 Illinois U.S.A.
  • 3128392897 | +1 312-839-2897 Illinois U.S.A.
  • 3128392898 | +1 312-839-2898 Illinois U.S.A.
  • 3128392899 | +1 312-839-2899 Illinois U.S.A.