Area Code 773 is located in the state of Illinois.
The Illinois`s major city is Chicago
The state of Illinois is in Central timezone.
More important cities in Illinois:
Chicago, IL;
Prefixes within the 773 Area Code what we have in our database.
| Prefix | Primary City | County | Usage |
| (773) 813 | Chicago, IL | Cook | Cell Number |
| (773) 814 | Chicago, IL | Cook | Cell Number |
| (773) 815 | Chicago, IL | Not filled | Unknown |
| (773) 816 | Chicago, IL | Cook | Cell Number |
| (773) 817 | Chicago, IL | Cook | Cell Number |
| (773) 818 | Chicago, IL | Cook | Cell Number |
| (773) 819 | Chicago, IL | Not filled | Unknown |
| (773) 820 | Chicago, IL | Cook | Cell Number |
| (773) 821 | Chicago, IL | Cook | Landline |
| (773) 822 | Chicago, IL | Cook | Landline |
| (773) 823 | Chicago, IL | Cook | Landline |
| (773) 824 | Chicago, IL | Cook | Landline |
| (773) 825 | Des Plaines, IL | Cook | Landline |
| (773) 826 | Chicago, IL | Cook | Landline |
| (773) 827 | Chicago, IL | Cook | Landline |
| (773) 828 | Chicago, IL | Cook | Landline |
| (773) 829 | Chicago, IL | Cook | Landline |
| (773) 830 | Chicago, IL | Cook | Landline |
| (773) 831 | Chicago, IL | Cook | Landline |
| (773) 832 | Chicago, IL | Cook | Landline |
| (773) 833 | Chicago, IL | Cook | Cell Number |
| (773) 834 | Chicago, IL | Cook | Landline |
| (773) 835 | Chicago, IL | Cook | Cell Number |
| (773) 836 | Chicago, IL | Cook | Landline |
| (773) 837 | Chicago, IL | Cook | Cell Number |
| (773) 838 | Chicago, IL | Cook | Landline |
| (773) 839 | Chicago, IL | Cook | Cell Number |
| (773) 840 | Chicago, IL | Not filled | Unknown |
| (773) 841 | Chicago, IL | Cook | Cell Number |
| (773) 842 | Chicago, IL | Cook | Cell Number |
| (773) 843 | Chicago, IL | Cook | Landline |
| (773) 844 | Chicago, IL | Cook | Cell Number |
| (773) 845 | Chicago, IL | Cook | Cell Number |
| (773) 846 | Chicago, IL | Cook | Landline |
| (773) 847 | Chicago, IL | Cook | Landline |
| (773) 848 | Chicago, IL | Cook | Cell Number |
| (773) 849 | Chicago, IL | Not filled | Unknown |
| (773) 850 | Chicago, IL | Cook | Cell Number |
| (773) 851 | Chicago, IL | Cook | Cell Number |
| (773) 852 | Chicago, IL | Cook | Cell Number |
| (773) 853 | Chicago, IL | Not filled | Unknown |
| (773) 854 | Chicago, IL | Cook | Landline |
| (773) 855 | Chicago, IL | Cook | Landline |
| (773) 856 | Chicago, IL | Cook | Landline |
| (773) 857 | Chicago, IL | Cook | Landline |
| (773) 858 | Chicago, IL | Cook | Cell Number |
| (773) 859 | Chicago, IL | Cook | Cell Number |
| (773) 860 | Chicago, IL | Cook | Cell Number |
| (773) 861 | Chicago, IL | Not filled | Unknown |
| (773) 862 | Chicago, IL | Cook | Landline |
| (773) 863 | Chicago, IL | Cook | Landline |
| (773) 864 | Park Ridge, IL | Cook | Landline |
| (773) 865 | Chicago, IL | Cook | Cell Number |
| (773) 866 | Chicago, IL | Cook | Landline |
| (773) 867 | Park Ridge, IL | Cook | Landline |
| (773) 868 | Chicago, IL | Cook | Landline |
| (773) 869 | Chicago, IL | Cook | Landline |
| (773) 870 | Chicago, IL | Cook | Cell Number |
| (773) 871 | Chicago, IL | Cook | Landline |
| (773) 873 | Chicago, IL | Cook | Landline |
| (773) 874 | Chicago, IL | Cook | Landline |
| (773) 875 | Chicago, IL | Cook | Cell Number |
| (773) 876 | Chicago, IL | Not filled | Unknown |
| (773) 877 | Chicago, IL | Not filled | Unknown |
| (773) 878 | Chicago, IL | Cook | Landline |
| (773) 879 | Chicago, IL | Cook | Cell Number |
| (773) 880 | Chicago, IL | Cook | Landline |
| (773) 881 | Chicago, IL | Cook | Landline |
| (773) 882 | Chicago, IL | Cook | Cell Number |
| (773) 883 | Chicago, IL | Cook | Landline |
| (773) 884 | Chicago, IL | Cook | Landline |
| (773) 885 | Chicago, IL | Cook | Cell Number |
| (773) 886 | Chicago, IL | Not filled | Unknown |
| (773) 887 | Bensenville, IL | Du Page | Landline |
| (773) 888 | Chicago, IL | Not filled | Unknown |
| (773) 889 | Chicago, IL | Cook | Landline |
| (773) 890 | Chicago, IL | Cook | Landline |
| (773) 891 | Chicago, IL | Not filled | Unknown |
| (773) 892 | Chicago, IL | Cook | Landline |
| (773) 893 | Chicago, IL | Cook | Landline |
| (773) 894 | Schiller Park, IL | Cook | Landline |
| (773) 895 | Chicago, IL | Cook | Cell Number |
| (773) 896 | Chicago, IL | Cook | Landline |
| (773) 897 | Chicago, IL | Not filled | Unknown |
| (773) 898 | Chicago, IL | Cook | Cell Number |
| (773) 899 | Chicago, IL | Not filled | Unknown |
| (773) 901 | Chicago, IL | Not filled | Unknown |
| (773) 902 | Chicago, IL | Cook | Landline |
| (773) 903 | Chicago, IL | Cook | Cell Number |
| (773) 904 | Chicago, IL | Not filled | Unknown |
| (773) 905 | Chicago, IL | Cook | Landline |
| (773) 906 | Chicago, IL | Cook | Landline |
| (773) 907 | Chicago, IL | Cook | Landline |
| (773) 908 | Chicago, IL | Cook | Cell Number |
| (773) 909 | Chicago, IL | Cook | Cell Number |
| (773) 910 | Chicago, IL | Cook | Cell Number |
| (773) 912 | Chicago, IL | Cook | Landline |
| (773) 913 | Chicago, IL | Cook | Landline |
| (773) 914 | Chicago, IL | Cook | Cell Number |
| (773) 915 | Chicago, IL | Cook | Landline |
We have 779 Prefixes in our database.