diff --git a/packages/block-library/src/post-author/edit.js b/packages/block-library/src/post-author/edit.js
index ede451f5a7454..b3fd9da17d8db 100644
--- a/packages/block-library/src/post-author/edit.js
+++ b/packages/block-library/src/post-author/edit.js
@@ -209,7 +209,7 @@ function PostAuthorEdit( { isSelected, context, attributes, setAttributes } ) {
 								/>
 							) }
 							<p className="wp-block-post-author__name">
-								{ authorDetails?.name || 'Post Author' }
+								{ authorDetails?.name || __( 'Post Author' ) }
 							</p>
 							{ showBio && (
 								<p className="wp-block-post-author__bio">
diff --git a/packages/block-library/src/post-comments-count/edit.js b/packages/block-library/src/post-comments-count/edit.js
index fa7ab033d8ebe..38dbc2c3b9abc 100644
--- a/packages/block-library/src/post-comments-count/edit.js
+++ b/packages/block-library/src/post-comments-count/edit.js
@@ -5,6 +5,7 @@ import { useEntityId } from '@wordpress/core-data';
 import { useState, useEffect } from '@wordpress/element';
 import apiFetch from '@wordpress/api-fetch';
 import { addQueryArgs } from '@wordpress/url';
+import { __ } from '@wordpress/i18n';
 
 function PostCommentsCountDisplay( { className } ) {
 	const postId = useEntityId( 'postType', 'post' );
@@ -32,7 +33,7 @@ function PostCommentsCountDisplay( { className } ) {
 
 export default function PostCommentsCountEdit( { className } ) {
 	if ( ! useEntityId( 'postType', 'post' ) ) {
-		return 'Post Comments Count';
+		return __( 'Post Comments Count' );
 	}
 	return <PostCommentsCountDisplay className={ className } />;
 }
diff --git a/packages/block-library/src/post-comments-form/edit.js b/packages/block-library/src/post-comments-form/edit.js
index 2ef4b5ee41ff7..95308af15eccb 100644
--- a/packages/block-library/src/post-comments-form/edit.js
+++ b/packages/block-library/src/post-comments-form/edit.js
@@ -1,3 +1,8 @@
+/**
+ * WordPress dependencies
+ */
+import { __ } from '@wordpress/i18n';
+
 export default function PostCommentsFormEdit() {
-	return 'Post Comments Form';
+	return __( 'Post Comments Form' );
 }
diff --git a/packages/block-library/src/post-comments/edit.js b/packages/block-library/src/post-comments/edit.js
index eeade6d742d7a..b099ac058450c 100644
--- a/packages/block-library/src/post-comments/edit.js
+++ b/packages/block-library/src/post-comments/edit.js
@@ -30,7 +30,7 @@ export default function PostCommentsEdit() {
 	// TODO: Update to handle multiple post types.
 	const postId = useEntityId( 'postType', 'post' );
 	if ( ! postId ) {
-		return 'Post Comments';
+		return __( 'Post Comments' );
 	}
 	return <PostCommentsDisplay postId={ postId } />;
 }
diff --git a/packages/block-library/src/post-date/edit.js b/packages/block-library/src/post-date/edit.js
index fae4aceef783d..da53a899925bd 100644
--- a/packages/block-library/src/post-date/edit.js
+++ b/packages/block-library/src/post-date/edit.js
@@ -90,7 +90,7 @@ export default function PostDateEdit( {
 	setAttributes,
 } ) {
 	if ( ! useEntityId( 'postType', 'post' ) ) {
-		return <p>{ 'Jan 1st, 1440' }</p>;
+		return <p>{ __( 'Jan 1st, 1440' ) }</p>;
 	}
 	return <PostDateEditor format={ format } setAttributes={ setAttributes } />;
 }
diff --git a/packages/block-library/src/post-excerpt/edit.js b/packages/block-library/src/post-excerpt/edit.js
index c40183977a4c5..49a370c488b62 100644
--- a/packages/block-library/src/post-excerpt/edit.js
+++ b/packages/block-library/src/post-excerpt/edit.js
@@ -104,7 +104,7 @@ export default function PostExcerptEdit( {
 	isSelected,
 } ) {
 	if ( ! useEntityId( 'postType', 'post' ) ) {
-		return 'Post Excerpt';
+		return __( 'Post Excerpt' );
 	}
 	return (
 		<PostExcerptEditor
diff --git a/packages/block-library/src/post-featured-image/edit.js b/packages/block-library/src/post-featured-image/edit.js
index f1a8583df11a9..c244a3b83b934 100644
--- a/packages/block-library/src/post-featured-image/edit.js
+++ b/packages/block-library/src/post-featured-image/edit.js
@@ -4,6 +4,7 @@
 import { useEntityProp, useEntityId } from '@wordpress/core-data';
 import { useSelect } from '@wordpress/data';
 import { ResponsiveWrapper } from '@wordpress/components';
+import { __ } from '@wordpress/i18n';
 
 function PostFeaturedImageDisplay() {
 	const [ featuredImage ] = useEntityProp(
@@ -28,7 +29,7 @@ function PostFeaturedImageDisplay() {
 
 export default function PostFeaturedImageEdit() {
 	if ( ! useEntityId( 'postType', 'post' ) ) {
-		return 'Post Featured Image';
+		return __( 'Post Featured Image' );
 	}
 	return <PostFeaturedImageDisplay />;
 }
diff --git a/packages/block-library/src/post-tags/edit.js b/packages/block-library/src/post-tags/edit.js
index 2798bbd273da5..38787e46c5db1 100644
--- a/packages/block-library/src/post-tags/edit.js
+++ b/packages/block-library/src/post-tags/edit.js
@@ -36,7 +36,7 @@ function PostTagsDisplay() {
 
 export default function PostTagsEdit() {
 	if ( ! useEntityId( 'postType', 'post' ) ) {
-		return 'Post Tags';
+		return __( 'Post Tags' );
 	}
 	return <PostTagsDisplay />;
 }
diff --git a/packages/block-library/src/post-title/edit.js b/packages/block-library/src/post-title/edit.js
index 222e88399b7fa..38305be88a915 100644
--- a/packages/block-library/src/post-title/edit.js
+++ b/packages/block-library/src/post-title/edit.js
@@ -13,6 +13,7 @@ import {
 	__experimentalBlock as Block,
 } from '@wordpress/block-editor';
 import { ToolbarGroup } from '@wordpress/components';
+import { __ } from '@wordpress/i18n';
 
 /**
  * Internal dependencies
@@ -66,7 +67,7 @@ export default function PostTitleEdit( {
 					[ `has-text-align-${ align }` ]: align,
 				} ) }
 			>
-				{ post.title || 'Post Title' }
+				{ post.title || __( 'Post Title' ) }
 			</Block>
 		</>
 	);