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

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