diff --git a/blacklisted_numbers.txt b/blacklisted_numbers.txt
index f2f40251d8..6796cfc11d 100644
--- a/blacklisted_numbers.txt
+++ b/blacklisted_numbers.txt
@@ -2827,3 +2827,4 @@
 18887933171
 1707-767-1103
 18557384265
++1-888-447-6183