diff --git a/src/Centreon/Domain/Contact/Contact.php b/src/Centreon/Domain/Contact/Contact.php
index a1d543e49a8..6afcb4bb164 100644
--- a/src/Centreon/Domain/Contact/Contact.php
+++ b/src/Centreon/Domain/Contact/Contact.php
@@ -162,6 +162,11 @@ class Contact implements UserInterface, ContactInterface
      */
     private $timezone;
 
+    /**
+     * @var int
+     */
+    private int $timezoneId;
+
     /**
      * @var string|null $locale locale of the user
      */
@@ -189,6 +194,25 @@ class Contact implements UserInterface, ContactInterface
      */
     private $theme;
 
+    /**
+     * @param int $timezoneId
+     * @return self
+     */
+    public function setTimezoneId(int $timezoneId): self
+    {
+        $this->timezoneId = $timezoneId;
+
+        return $this;
+    }
+
+    /**
+     * @return int
+     */
+    public function getTimezoneId(): int
+    {
+        return $this->timezoneId;
+    }
+
     /**
      * @return int
      */
diff --git a/src/Centreon/Domain/Contact/Interfaces/ContactInterface.php b/src/Centreon/Domain/Contact/Interfaces/ContactInterface.php
index e56d672413e..525b6f3c2cc 100644
--- a/src/Centreon/Domain/Contact/Interfaces/ContactInterface.php
+++ b/src/Centreon/Domain/Contact/Interfaces/ContactInterface.php
@@ -26,6 +26,11 @@
 
 interface ContactInterface
 {
+    /**
+     * @return int Returns the timezone id
+     */
+    public function getTimezoneId(): int;
+
     /**
      * @return int Returns the contact id
      */
diff --git a/src/Centreon/Infrastructure/Contact/ContactRepositoryRDB.php b/src/Centreon/Infrastructure/Contact/ContactRepositoryRDB.php
index 0cc69d33dda..80a453402d8 100644
--- a/src/Centreon/Infrastructure/Contact/ContactRepositoryRDB.php
+++ b/src/Centreon/Infrastructure/Contact/ContactRepositoryRDB.php
@@ -421,6 +421,7 @@ private function createContact(array $contact): Contact
             ->setAccessToApiRealTime($contact['reach_api_rt'] === '1')
             ->setAccessToApiConfiguration($contact['reach_api'] === '1')
             ->setTimezone(new \DateTimeZone($contactTimezoneName))
+            ->setTimezoneId((int) $contact['contact_location'])
             ->setLocale($contactLocale)
             ->setDefaultPage($page)
             ->setUseDeprecatedPages($contact['show_deprecated_pages'] === '1')
diff --git a/src/Core/Security/Application/UseCase/LoginOpenIdSession/LoginOpenIdSession.php b/src/Core/Security/Application/UseCase/LoginOpenIdSession/LoginOpenIdSession.php
index f447fdc06e2..8a70c1513b9 100644
--- a/src/Core/Security/Application/UseCase/LoginOpenIdSession/LoginOpenIdSession.php
+++ b/src/Core/Security/Application/UseCase/LoginOpenIdSession/LoginOpenIdSession.php
@@ -106,7 +106,7 @@ public function __invoke(LoginOpenIdSessionRequest $request, LoginOpenIdSessionP
                 'contact_autologin_key' => '',
                 'contact_admin' => $user->isAdmin() ? '1' : '0',
                 'default_page' => $user->getDefaultPage(),
-                'contact_location' => $user->getLocale(),
+                'contact_location' => (string) $user->getTimezoneId(),
                 'show_deprecated_pages' => $user->isUsingDeprecatedPages(),
                 'reach_api' => $user->hasAccessToApiConfiguration() ? 1 : 0,
                 'reach_api_rt' => $user->hasAccessToApiRealTime() ? 1 : 0