diff --git a/homeassistant/components/telegram_bot/__init__.py b/homeassistant/components/telegram_bot/__init__.py
index 897fd6a9bac..f672ae1547f 100644
--- a/homeassistant/components/telegram_bot/__init__.py
+++ b/homeassistant/components/telegram_bot/__init__.py
@@ -122,6 +122,7 @@ EVENT_TELEGRAM_SENT = "telegram_sent"
 PARSER_HTML = "html"
 PARSER_MD = "markdown"
 PARSER_MD2 = "markdownv2"
+PARSER_PLAIN_TEXT = "plain_text"
 
 DEFAULT_TRUSTED_NETWORKS = [ip_network("149.154.160.0/20"), ip_network("91.108.4.0/22")]
 
@@ -524,6 +525,7 @@ class TelegramNotificationService:
             PARSER_HTML: ParseMode.HTML,
             PARSER_MD: ParseMode.MARKDOWN,
             PARSER_MD2: ParseMode.MARKDOWN_V2,
+            PARSER_PLAIN_TEXT: None,
         }
         self._parse_mode = self._parsers.get(parser)
         self.bot = bot
diff --git a/homeassistant/components/telegram_bot/services.yaml b/homeassistant/components/telegram_bot/services.yaml
index 1587f754508..d2195c1d6ce 100644
--- a/homeassistant/components/telegram_bot/services.yaml
+++ b/homeassistant/components/telegram_bot/services.yaml
@@ -22,6 +22,7 @@ send_message:
             - "html"
             - "markdown"
             - "markdownv2"
+            - "plain_text"
     disable_notification:
       selector:
         boolean:
@@ -94,6 +95,7 @@ send_photo:
             - "html"
             - "markdown"
             - "markdownv2"
+            - "plain_text"
     disable_notification:
       selector:
         boolean:
@@ -229,6 +231,7 @@ send_animation:
             - "html"
             - "markdown"
             - "markdownv2"
+            - "plain_text"
     disable_notification:
       selector:
         boolean:
@@ -300,6 +303,7 @@ send_video:
             - "html"
             - "markdown"
             - "markdownv2"
+            - "plain_text"
     disable_notification:
       selector:
         boolean:
@@ -435,6 +439,7 @@ send_document:
             - "html"
             - "markdown"
             - "markdownv2"
+            - "plain_text"
     disable_notification:
       selector:
         boolean:
@@ -587,6 +592,7 @@ edit_message:
             - "html"
             - "markdown"
             - "markdownv2"
+            - "plain_text"
     disable_web_page_preview:
       selector:
         boolean: