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).

  • 3129217800 | +1 312-921-7800 Illinois U.S.A.
  • 3129217801 | +1 312-921-7801 Illinois U.S.A.
  • 3129217802 | +1 312-921-7802 Illinois U.S.A.
  • 3129217803 | +1 312-921-7803 Illinois U.S.A.
  • 3129217804 | +1 312-921-7804 Illinois U.S.A.
  • 3129217805 | +1 312-921-7805 Illinois U.S.A.
  • 3129217806 | +1 312-921-7806 Illinois U.S.A.
  • 3129217807 | +1 312-921-7807 Illinois U.S.A.
  • 3129217808 | +1 312-921-7808 Illinois U.S.A.
  • 3129217809 | +1 312-921-7809 Illinois U.S.A.
  • 3129217810 | +1 312-921-7810 Illinois U.S.A.
  • 3129217811 | +1 312-921-7811 Illinois U.S.A.
  • 3129217812 | +1 312-921-7812 Illinois U.S.A.
  • 3129217813 | +1 312-921-7813 Illinois U.S.A.
  • 3129217814 | +1 312-921-7814 Illinois U.S.A.
  • 3129217815 | +1 312-921-7815 Illinois U.S.A.
  • 3129217816 | +1 312-921-7816 Illinois U.S.A.
  • 3129217817 | +1 312-921-7817 Illinois U.S.A.
  • 3129217818 | +1 312-921-7818 Illinois U.S.A.
  • 3129217819 | +1 312-921-7819 Illinois U.S.A.
  • 3129217820 | +1 312-921-7820 Illinois U.S.A.
  • 3129217821 | +1 312-921-7821 Illinois U.S.A.
  • 3129217822 | +1 312-921-7822 Illinois U.S.A.
  • 3129217823 | +1 312-921-7823 Illinois U.S.A.
  • 3129217824 | +1 312-921-7824 Illinois U.S.A.
  • 3129217825 | +1 312-921-7825 Illinois U.S.A.
  • 3129217826 | +1 312-921-7826 Illinois U.S.A.
  • 3129217827 | +1 312-921-7827 Illinois U.S.A.
  • 3129217828 | +1 312-921-7828 Illinois U.S.A.
  • 3129217829 | +1 312-921-7829 Illinois U.S.A.
  • 3129217830 | +1 312-921-7830 Illinois U.S.A.
  • 3129217831 | +1 312-921-7831 Illinois U.S.A.
  • 3129217832 | +1 312-921-7832 Illinois U.S.A.
  • 3129217833 | +1 312-921-7833 Illinois U.S.A.
  • 3129217834 | +1 312-921-7834 Illinois U.S.A.
  • 3129217835 | +1 312-921-7835 Illinois U.S.A.
  • 3129217836 | +1 312-921-7836 Illinois U.S.A.
  • 3129217837 | +1 312-921-7837 Illinois U.S.A.
  • 3129217838 | +1 312-921-7838 Illinois U.S.A.
  • 3129217839 | +1 312-921-7839 Illinois U.S.A.
  • 3129217840 | +1 312-921-7840 Illinois U.S.A.
  • 3129217841 | +1 312-921-7841 Illinois U.S.A.
  • 3129217842 | +1 312-921-7842 Illinois U.S.A.
  • 3129217843 | +1 312-921-7843 Illinois U.S.A.
  • 3129217844 | +1 312-921-7844 Illinois U.S.A.
  • 3129217845 | +1 312-921-7845 Illinois U.S.A.
  • 3129217846 | +1 312-921-7846 Illinois U.S.A.
  • 3129217847 | +1 312-921-7847 Illinois U.S.A.
  • 3129217848 | +1 312-921-7848 Illinois U.S.A.
  • 3129217849 | +1 312-921-7849 Illinois U.S.A.
  • 3129217850 | +1 312-921-7850 Illinois U.S.A.
  • 3129217851 | +1 312-921-7851 Illinois U.S.A.
  • 3129217852 | +1 312-921-7852 Illinois U.S.A.
  • 3129217853 | +1 312-921-7853 Illinois U.S.A.
  • 3129217854 | +1 312-921-7854 Illinois U.S.A.
  • 3129217855 | +1 312-921-7855 Illinois U.S.A.
  • 3129217856 | +1 312-921-7856 Illinois U.S.A.
  • 3129217857 | +1 312-921-7857 Illinois U.S.A.
  • 3129217858 | +1 312-921-7858 Illinois U.S.A.
  • 3129217859 | +1 312-921-7859 Illinois U.S.A.
  • 3129217860 | +1 312-921-7860 Illinois U.S.A.
  • 3129217861 | +1 312-921-7861 Illinois U.S.A.
  • 3129217862 | +1 312-921-7862 Illinois U.S.A.
  • 3129217863 | +1 312-921-7863 Illinois U.S.A.
  • 3129217864 | +1 312-921-7864 Illinois U.S.A.
  • 3129217865 | +1 312-921-7865 Illinois U.S.A.
  • 3129217866 | +1 312-921-7866 Illinois U.S.A.
  • 3129217867 | +1 312-921-7867 Illinois U.S.A.
  • 3129217868 | +1 312-921-7868 Illinois U.S.A.
  • 3129217869 | +1 312-921-7869 Illinois U.S.A.
  • 3129217870 | +1 312-921-7870 Illinois U.S.A.
  • 3129217871 | +1 312-921-7871 Illinois U.S.A.
  • 3129217872 | +1 312-921-7872 Illinois U.S.A.
  • 3129217873 | +1 312-921-7873 Illinois U.S.A.
  • 3129217874 | +1 312-921-7874 Illinois U.S.A.
  • 3129217875 | +1 312-921-7875 Illinois U.S.A.
  • 3129217876 | +1 312-921-7876 Illinois U.S.A.
  • 3129217877 | +1 312-921-7877 Illinois U.S.A.
  • 3129217878 | +1 312-921-7878 Illinois U.S.A.
  • 3129217879 | +1 312-921-7879 Illinois U.S.A.
  • 3129217880 | +1 312-921-7880 Illinois U.S.A.
  • 3129217881 | +1 312-921-7881 Illinois U.S.A.
  • 3129217882 | +1 312-921-7882 Illinois U.S.A.
  • 3129217883 | +1 312-921-7883 Illinois U.S.A.
  • 3129217884 | +1 312-921-7884 Illinois U.S.A.
  • 3129217885 | +1 312-921-7885 Illinois U.S.A.
  • 3129217886 | +1 312-921-7886 Illinois U.S.A.
  • 3129217887 | +1 312-921-7887 Illinois U.S.A.
  • 3129217888 | +1 312-921-7888 Illinois U.S.A.
  • 3129217889 | +1 312-921-7889 Illinois U.S.A.
  • 3129217890 | +1 312-921-7890 Illinois U.S.A.
  • 3129217891 | +1 312-921-7891 Illinois U.S.A.
  • 3129217892 | +1 312-921-7892 Illinois U.S.A.
  • 3129217893 | +1 312-921-7893 Illinois U.S.A.
  • 3129217894 | +1 312-921-7894 Illinois U.S.A.
  • 3129217895 | +1 312-921-7895 Illinois U.S.A.
  • 3129217896 | +1 312-921-7896 Illinois U.S.A.
  • 3129217897 | +1 312-921-7897 Illinois U.S.A.
  • 3129217898 | +1 312-921-7898 Illinois U.S.A.
  • 3129217899 | +1 312-921-7899 Illinois U.S.A.