diff --git a/homeassistant/components/clicksend_tts/notify.py b/homeassistant/components/clicksend_tts/notify.py
index 1bba45a70084..3173dffd583f 100644
--- a/homeassistant/components/clicksend_tts/notify.py
+++ b/homeassistant/components/clicksend_tts/notify.py
@@ -46,7 +46,7 @@ PLATFORM_SCHEMA = NOTIFY_PLATFORM_SCHEMA.extend(
         probatio.Required(CONF_USERNAME): cv.string,
         probatio.Required(probatio.Secret(CONF_API_KEY)): cv.string,
         probatio.Required(CONF_RECIPIENT): probatio.All(
-            cv.string, probatio.Match(r"^\+?[1-9]\d{1,14}$")
+            cv.string, probatio.E164(normalize=False)
         ),
         probatio.Optional(CONF_LANGUAGE, default=DEFAULT_LANGUAGE): cv.string,
         probatio.Optional(CONF_VOICE, default=DEFAULT_VOICE): probatio.In(
diff --git a/homeassistant/components/twilio_call/notify.py b/homeassistant/components/twilio_call/notify.py
index a1686d1c4c53..17d32dea12f1 100644
--- a/homeassistant/components/twilio_call/notify.py
+++ b/homeassistant/components/twilio_call/notify.py
@@ -24,7 +24,7 @@ CONF_FROM_NUMBER = "from_number"
 PLATFORM_SCHEMA = NOTIFY_PLATFORM_SCHEMA.extend(
     {
         probatio.Required(CONF_FROM_NUMBER): probatio.All(
-            cv.string, probatio.Match(r"^\+?[1-9]\d{1,14}$")
+            cv.string, probatio.E164(normalize=False)
         )
     }
 )