diff --git a/ipv6/us.cidr b/ipv6/us.cidr
index b4d4e098..6a46a17d 100644
--- a/ipv6/us.cidr
+++ b/ipv6/us.cidr
@@ -1012,6 +1012,8 @@
 2602:81a:c000::/44
 2602:81a:d000::/44
 2602:81a:e000::/44
+2602:f746::/36
+2602:f747::/40
 2602:f748::/36
 2602:f749::/40
 2602:f74a::/36