diff --git a/app/classes/Transvision/API.php b/app/classes/Transvision/API.php
index 0d78282a..398ee948 100644
--- a/app/classes/Transvision/API.php
+++ b/app/classes/Transvision/API.php
@@ -200,6 +200,10 @@ private function isValidServiceCall($service)
         switch ($service) {
             case 'entity':
             // ex: /api/v1/entity/mozilla_org/?id=mozilla_org/mozorg/home.lang:d9d4307d
+                // Use 'global' in API calls instead of the meta project ID
+                if (Project::isMetaRepository($this->parameters[2])) {
+                    $this->parameters[2] = 'global';
+                }
                 if (! $this->verifyRepositoryExists($this->parameters[2])) {
                     return false;
                 }
@@ -217,6 +221,10 @@ private function isValidServiceCall($service)
                     return false;
                 }
 
+                // Use 'global' in API calls instead of the meta project ID
+                if (Project::isMetaRepository($this->parameters[2])) {
+                    $this->parameters[2] = 'global';
+                }
                 if (! $this->verifyRepositoryExists($this->parameters[2])) {
                     return false;
                 }
@@ -259,6 +267,10 @@ private function isValidServiceCall($service)
                     return false;
                 }
 
+                // Use 'global' in API calls instead of the meta project ID
+                if (Project::isMetaRepository($this->parameters[3])) {
+                    $this->parameters[3] = 'global';
+                }
                 if (! $this->verifyRepositoryExists($this->parameters[3], true)) {
                     return false;
                 }
@@ -283,6 +295,10 @@ private function isValidServiceCall($service)
                     return false;
                 }
 
+                // Use 'global' in API calls instead of the meta project ID
+                if (Project::isMetaRepository($this->parameters[2])) {
+                    $this->parameters[2] = 'global';
+                }
                 if (! $this->verifyRepositoryExists($this->parameters[2], true)) {
                     return false;
                 }
diff --git a/app/classes/Transvision/Project.php b/app/classes/Transvision/Project.php
index c5b0fc1f..d923b3da 100644
--- a/app/classes/Transvision/Project.php
+++ b/app/classes/Transvision/Project.php
@@ -41,6 +41,10 @@ class Project
      */
     public static $repos_info = [
         'all_projects' => [
+            /*
+             *  Only one project should be set as meta, as it's used to track
+             *  the repository ID that includes all other projects.
+             */
             'meta' => true,
         ],
         'firefox_ios' => [
@@ -287,6 +291,20 @@ public static function isMetaRepository($repository)
             : false;
     }
 
+    /**
+     * Return meta repository
+     *
+     * @return string ID of the meta repository
+     */
+    public static function getMetaRepository()
+    {
+        foreach (self::getRepositories() as $repository) {
+            if (self::isMetaRepository($repository)) {
+                return $repository;
+            }
+        }
+    }
+
     /**
      * Return true if the locale is the reference locale for a repository
      *
diff --git a/app/controllers/mainsearch.php b/app/controllers/mainsearch.php
index 3ea67009..ae178ac0 100644
--- a/app/controllers/mainsearch.php
+++ b/app/controllers/mainsearch.php
@@ -16,10 +16,6 @@
     };
 
     $repo = $get_value('repo', 'gecko_strings');
-    // Redirect "all_projects" to 'global'
-    if ($repo == 'all_projects') {
-        $repo = 'global';
-    }
     $type = $get_value('search_type', 'strings');
     $source = $get_value('sourcelocale', Project::getReferenceLocale($repo));
     $target = $get_value('locale', 'fr');
diff --git a/app/inc/search_options.php b/app/inc/search_options.php
index 676e2cc5..6bf91e71 100644
--- a/app/inc/search_options.php
+++ b/app/inc/search_options.php
@@ -14,14 +14,14 @@
 
 /*
     Check for default_repository cookie if we don't have a GET value,
-    otherwise fall back to all_projects instead of gecko_strings,
+    otherwise fall back to meta repository instead of gecko_strings,
     which is the default for the search() class.
 */
 if (! isset($_GET['repo'])) {
     if (isset($_COOKIE['default_repository']) && Project::isValidRepository($_COOKIE['default_repository'])) {
         $repo = $_COOKIE['default_repository'];
     } else {
-        $repo = 'all_projects';
+        $repo = Project::getMetaRepository();
     }
 }
 
diff --git a/tests/functional/api.php b/tests/functional/api.php
index 39ff2382..58112396 100644
--- a/tests/functional/api.php
+++ b/tests/functional/api.php
@@ -14,6 +14,8 @@
     ['v1/locales/iDontExist/', 400, '{"error":"The repo queried (iDontExist) doesn\'t exist."}'],
     ['v1/repositories/', 200, '["gecko_strings","mozilla_org"]'],
     ['v1/repositories/fr/', 200, '["gecko_strings","mozilla_org"]'],
+    ['v1/suggestions/all_projects/en-US/fr/ar/?max_results=2', 200, '["Bookmark","Marque-page"]'],
+    ['v1/suggestions/global/en-US/fr/ar/?max_results=2', 200, '["Bookmark","Marque-page"]'],
     ['v1/suggestions/gecko_strings/en-US/fr/ar/?max_results=2', 200, '["Bookmark","Marque-page"]'],
     ['v1/suggestions/gecko_strings/en-US/fr/ar/?max_results=10', 200, '["Bookmark","Bookmarks","New Bookmarks","Bookmark This Page","Marque-page","Marque-pages","Marquer cette page","Nouveaux marque-pages"]'],
     ['v1/suggestions/gecko_strings/en-US/fr/ar/?max_results=0', 200, '["Bookmark","Bookmarks","New Bookmarks","Bookmark This Page","Marque-page","Marque-pages","Marquer cette page","Nouveaux marque-pages"]'],
diff --git a/tests/units/Transvision/Project.php b/tests/units/Transvision/Project.php
index 63565d1a..ec1268cc 100644
--- a/tests/units/Transvision/Project.php
+++ b/tests/units/Transvision/Project.php
@@ -22,7 +22,7 @@ public function testGetRepositories()
                 ->isEqualTo($repos);
     }
 
-    public function testIsMetaRepository()
+    public function testMetaRepository()
     {
         $obj = new _Project();
         $this
@@ -31,6 +31,9 @@ public function testIsMetaRepository()
         $this
             ->boolean($obj->isMetaRepository('gecko_strings'))
                 ->isEqualTo(false);
+        $this
+            ->string($obj->getMetaRepository())
+                ->isEqualTo('all_projects');
     }
 
     public function testIsReferenceLocale()