diff --git a/blacklisted_numbers.txt b/blacklisted_numbers.txt
index 28150b8074..6d067f00fb 100644
--- a/blacklisted_numbers.txt
+++ b/blacklisted_numbers.txt
@@ -2809,3 +2809,4 @@
 18449877005
 1-844-987-7004
 18888291465
+611800005886