diff --git a/ipv4/us.cidr b/ipv4/us.cidr
index 162d6ff4a..15dafc33a 100644
--- a/ipv4/us.cidr
+++ b/ipv4/us.cidr
@@ -1440,6 +1440,7 @@
 23.177.32.0/24
 23.177.40.0/24
 23.177.48.0/24
+23.177.56.0/24
 23.177.64.0/24
 23.177.80.0/24
 23.177.112.0/24
diff --git a/ipv6/us.cidr b/ipv6/us.cidr
index 70744d5c0..da12012c5 100644
--- a/ipv6/us.cidr
+++ b/ipv6/us.cidr
@@ -966,6 +966,11 @@
 2602:817:d000::/36
 2602:818:d000::/40
 2602:818:e000::/44
+2602:f8fd::/40
+2602:f8fe::/40
+2602:f8ff::/40
+2602:f900::/40
+2602:f901::/40
 2602:f902::/40
 2602:f903::/40
 2602:f904::/40
@@ -4394,7 +4399,7 @@
 2606:9680::/32
 2606:96c0::/32
 2606:9700::/32
-2606:9740::/32
+2606:9740::/36
 2606:9780::/32
 2606:97c0::/32
 2606:9800::/32
@@ -5324,6 +5329,7 @@
 2607:b1c0::/32
 2607:b200::/32
 2607:b280::/32
+2607:b2c0::/32
 2607:b300::/32
 2607:b380::/32
 2607:b400::/32