Illinois Phone Prefixes in 815-9XX Area Code
Phone Prefixes in the 815-9XX Area Code
| Prefix | Usage | Primary City |
|---|---|---|
| (815) 997 | Landline | Rockford |
| (815) 953 | Wireless | Kankakee |
| (815) 965 | Landline | Rockford |
| (815) 992 | Wireless | Streator |
| (815) 943 | Landline | Harvard |
| (815) 901 | Landline | Dekalb |
| (815) 923 | Landline | Union |
| (815) 900 | Landline | Amboy |
| (815) 909 | Landline | Dekalb |
| (815) 990 | Wireless | Freeport |
| (815) 993 | Wireless | Oglesby |
| (815) 945 | Landline | Chenoa |
| (815) 969 | Landline | Rockford |
| (815) 940 | Landline | Gardner |
| (815) 978 | Wireless | Rockford |
| (815) 928 | Landline | Kankakee |
| (815) 955 | Wireless | Joliet |
| (815) 999 | Landline | Joliet |
| (815) 930 | Landline | Elizabeth |
| (815) 933 | Landline | Kankakee |
| (815) 932 | Landline | Kankakee |
| (815) 902 | Landline | Lyndon |
| (815) 922 | Wireless | Kankakee |
| (815) 977 | Landline | Rockford |
| (815) 946 | Landline | Polo |
| (815) 951 | Landline | Amboy |
| (815) 974 | Landline | Tampico |
| (815) 979 | Wireless | Rockford |
| (815) 935 | Landline | Kankakee |
| (815) 929 | Landline | Kankakee |
| (815) 987 | Landline | Rockford |
| (815) 989 | Landline | Prophetstown |
| (815) 920 | Landline | Cornell |
| (815) 908 | Wireless | Freeport |
| (815) 934 | Landline | Emington |
| (815) 970 | Wireless | Sycamore |
| (815) 918 | Landline | Clifton |
| (815) 938 | Landline | Forreston |
| (815) 998 | Landline | Odell |
| (815) 954 | Wireless | Kankakee |
| (815) 917 | Landline | Rochelle |
| (815) 972 | Landline | Rockford |
| (815) 964 | Landline | Rockford |
| (815) 948 | Landline | Prophetstown |
| (815) 962 | Landline | Rockford |
| (815) 984 | Landline | Wellington |
| (815) 968 | Landline | Rockford |
| Prefix | Usage | Primary City |
|---|---|---|
| (815) 942 | Landline | Morris |
| (815) 912 | Landline | Belvidere |
| (815) 906 | Landline | Mt Carroll |
| (815) 949 | Landline | Cabery |
| (815) 952 | Landline | Lanark |
| (815) 971 | Landline | Rockford |
| (815) 927 | Landline | Joliet |
| (815) 961 | Landline | Rockford |
| (815) 925 | Landline | Hennepin |
| (815) 981 | Landline | Ottawa |
| (815) 936 | Landline | Kankakee |
| (815) 910 | Wireless | Mendota |
| (815) 907 | Landline | Manteno |
| (815) 983 | Wireless | Rockford |
| (815) 985 | Wireless | Rockford |
| (815) 947 | Landline | Stockton |
| (815) 986 | Wireless | Rockford |
| (815) 994 | Wireless | Dixon |
| (815) 980 | Wireless | Rockford |
| (815) 921 | Landline | Rockford |
| (815) 914 | Wireless | Rockford |
| (815) 956 | Landline | Morrison |
| (815) 905 | Landline | Lockport |
| (815) 939 | Landline | Kankakee |
| (815) 991 | Landline | Sycamore |
| (815) 919 | Wireless | Joliet |
| (815) 973 | Wireless | Dixon |
| (815) 903 | Wireless | Mchenry |
| (815) 957 | Landline | Rockton |
| (815) 995 | Landline | Dekalb |
| (815) 960 | Landline | Leaf River |
| (815) 967 | Landline | Rockford |
| (815) 966 | Landline | Rockford |
| (815) 963 | Landline | Rockford |
| (815) 915 | Landline | Coal City |
| (815) 941 | Landline | Morris |
| (815) 937 | Landline | Kankakee |
| (815) 926 | Landline | Wilmington |
| (815) 913 | Landline | Joliet |
| (815) 996 | Wireless | Savanna |
| (815) 982 | Landline | Tampico |
| (815) 944 | Landline | Saint Anne |
| (815) 988 | Wireless | Rockford |
| (815) 916 | Wireless | Minooka |
| (815) 931 | Wireless | Joliet |
| (815) 904 | Wireless | Rockford |
| (815) 975 | Wireless | Belvidere |
| (815) 924 | Landline | Prophetstown |
More 8XX Area Codes Phone Numbers
