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).

  • 3128506800 | +1 312-850-6800 Illinois U.S.A.
  • 3128506801 | +1 312-850-6801 Illinois U.S.A.
  • 3128506802 | +1 312-850-6802 Illinois U.S.A.
  • 3128506803 | +1 312-850-6803 Illinois U.S.A.
  • 3128506804 | +1 312-850-6804 Illinois U.S.A.
  • 3128506805 | +1 312-850-6805 Illinois U.S.A.
  • 3128506806 | +1 312-850-6806 Illinois U.S.A.
  • 3128506807 | +1 312-850-6807 Illinois U.S.A.
  • 3128506808 | +1 312-850-6808 Illinois U.S.A.
  • 3128506809 | +1 312-850-6809 Illinois U.S.A.
  • 3128506810 | +1 312-850-6810 Illinois U.S.A.
  • 3128506811 | +1 312-850-6811 Illinois U.S.A.
  • 3128506812 | +1 312-850-6812 Illinois U.S.A.
  • 3128506813 | +1 312-850-6813 Illinois U.S.A.
  • 3128506814 | +1 312-850-6814 Illinois U.S.A.
  • 3128506815 | +1 312-850-6815 Illinois U.S.A.
  • 3128506816 | +1 312-850-6816 Illinois U.S.A.
  • 3128506817 | +1 312-850-6817 Illinois U.S.A.
  • 3128506818 | +1 312-850-6818 Illinois U.S.A.
  • 3128506819 | +1 312-850-6819 Illinois U.S.A.
  • 3128506820 | +1 312-850-6820 Illinois U.S.A.
  • 3128506821 | +1 312-850-6821 Illinois U.S.A.
  • 3128506822 | +1 312-850-6822 Illinois U.S.A.
  • 3128506823 | +1 312-850-6823 Illinois U.S.A.
  • 3128506824 | +1 312-850-6824 Illinois U.S.A.
  • 3128506825 | +1 312-850-6825 Illinois U.S.A.
  • 3128506826 | +1 312-850-6826 Illinois U.S.A.
  • 3128506827 | +1 312-850-6827 Illinois U.S.A.
  • 3128506828 | +1 312-850-6828 Illinois U.S.A.
  • 3128506829 | +1 312-850-6829 Illinois U.S.A.
  • 3128506830 | +1 312-850-6830 Illinois U.S.A.
  • 3128506831 | +1 312-850-6831 Illinois U.S.A.
  • 3128506832 | +1 312-850-6832 Illinois U.S.A.
  • 3128506833 | +1 312-850-6833 Illinois U.S.A.
  • 3128506834 | +1 312-850-6834 Illinois U.S.A.
  • 3128506835 | +1 312-850-6835 Illinois U.S.A.
  • 3128506836 | +1 312-850-6836 Illinois U.S.A.
  • 3128506837 | +1 312-850-6837 Illinois U.S.A.
  • 3128506838 | +1 312-850-6838 Illinois U.S.A.
  • 3128506839 | +1 312-850-6839 Illinois U.S.A.
  • 3128506840 | +1 312-850-6840 Illinois U.S.A.
  • 3128506841 | +1 312-850-6841 Illinois U.S.A.
  • 3128506842 | +1 312-850-6842 Illinois U.S.A.
  • 3128506843 | +1 312-850-6843 Illinois U.S.A.
  • 3128506844 | +1 312-850-6844 Illinois U.S.A.
  • 3128506845 | +1 312-850-6845 Illinois U.S.A.
  • 3128506846 | +1 312-850-6846 Illinois U.S.A.
  • 3128506847 | +1 312-850-6847 Illinois U.S.A.
  • 3128506848 | +1 312-850-6848 Illinois U.S.A.
  • 3128506849 | +1 312-850-6849 Illinois U.S.A.
  • 3128506850 | +1 312-850-6850 Illinois U.S.A.
  • 3128506851 | +1 312-850-6851 Illinois U.S.A.
  • 3128506852 | +1 312-850-6852 Illinois U.S.A.
  • 3128506853 | +1 312-850-6853 Illinois U.S.A.
  • 3128506854 | +1 312-850-6854 Illinois U.S.A.
  • 3128506855 | +1 312-850-6855 Illinois U.S.A.
  • 3128506856 | +1 312-850-6856 Illinois U.S.A.
  • 3128506857 | +1 312-850-6857 Illinois U.S.A.
  • 3128506858 | +1 312-850-6858 Illinois U.S.A.
  • 3128506859 | +1 312-850-6859 Illinois U.S.A.
  • 3128506860 | +1 312-850-6860 Illinois U.S.A.
  • 3128506861 | +1 312-850-6861 Illinois U.S.A.
  • 3128506862 | +1 312-850-6862 Illinois U.S.A.
  • 3128506863 | +1 312-850-6863 Illinois U.S.A.
  • 3128506864 | +1 312-850-6864 Illinois U.S.A.
  • 3128506865 | +1 312-850-6865 Illinois U.S.A.
  • 3128506866 | +1 312-850-6866 Illinois U.S.A.
  • 3128506867 | +1 312-850-6867 Illinois U.S.A.
  • 3128506868 | +1 312-850-6868 Illinois U.S.A.
  • 3128506869 | +1 312-850-6869 Illinois U.S.A.
  • 3128506870 | +1 312-850-6870 Illinois U.S.A.
  • 3128506871 | +1 312-850-6871 Illinois U.S.A.
  • 3128506872 | +1 312-850-6872 Illinois U.S.A.
  • 3128506873 | +1 312-850-6873 Illinois U.S.A.
  • 3128506874 | +1 312-850-6874 Illinois U.S.A.
  • 3128506875 | +1 312-850-6875 Illinois U.S.A.
  • 3128506876 | +1 312-850-6876 Illinois U.S.A.
  • 3128506877 | +1 312-850-6877 Illinois U.S.A.
  • 3128506878 | +1 312-850-6878 Illinois U.S.A.
  • 3128506879 | +1 312-850-6879 Illinois U.S.A.
  • 3128506880 | +1 312-850-6880 Illinois U.S.A.
  • 3128506881 | +1 312-850-6881 Illinois U.S.A.
  • 3128506882 | +1 312-850-6882 Illinois U.S.A.
  • 3128506883 | +1 312-850-6883 Illinois U.S.A.
  • 3128506884 | +1 312-850-6884 Illinois U.S.A.
  • 3128506885 | +1 312-850-6885 Illinois U.S.A.
  • 3128506886 | +1 312-850-6886 Illinois U.S.A.
  • 3128506887 | +1 312-850-6887 Illinois U.S.A.
  • 3128506888 | +1 312-850-6888 Illinois U.S.A.
  • 3128506889 | +1 312-850-6889 Illinois U.S.A.
  • 3128506890 | +1 312-850-6890 Illinois U.S.A.
  • 3128506891 | +1 312-850-6891 Illinois U.S.A.
  • 3128506892 | +1 312-850-6892 Illinois U.S.A.
  • 3128506893 | +1 312-850-6893 Illinois U.S.A.
  • 3128506894 | +1 312-850-6894 Illinois U.S.A.
  • 3128506895 | +1 312-850-6895 Illinois U.S.A.
  • 3128506896 | +1 312-850-6896 Illinois U.S.A.
  • 3128506897 | +1 312-850-6897 Illinois U.S.A.
  • 3128506898 | +1 312-850-6898 Illinois U.S.A.
  • 3128506899 | +1 312-850-6899 Illinois U.S.A.