diff --git a/lib/NGCP/Panel/Controller/API/CustomerContacts.pm b/lib/NGCP/Panel/Controller/API/CustomerContacts.pm
index 79bbc43e3d..a8cb138eb9 100644
--- a/lib/NGCP/Panel/Controller/API/CustomerContacts.pm
+++ b/lib/NGCP/Panel/Controller/API/CustomerContacts.pm
@@ -129,6 +129,9 @@ sub POST :Allow {
         );
         $resource->{country} = $resource->{country}{id};
         $resource->{timezone} = $resource->{timezone}{name};
+
+        $resource->{timezone} = NGCP::Panel::Utils::DateTime::get_timezone_link($c, $resource->{timezone});
+
         my $reseller_id;
         if($c->user->roles eq "admin") {
             $reseller_id = $resource->{reseller_id};
diff --git a/lib/NGCP/Panel/Controller/API/SystemContacts.pm b/lib/NGCP/Panel/Controller/API/SystemContacts.pm
index acbb893674..2bf3f7bfa5 100644
--- a/lib/NGCP/Panel/Controller/API/SystemContacts.pm
+++ b/lib/NGCP/Panel/Controller/API/SystemContacts.pm
@@ -118,6 +118,8 @@ sub POST :Allow {
         $resource->{country} = $resource->{country}{id};
         $resource->{timezone} = $resource->{timezone}{name};
 
+        $resource->{timezone} = NGCP::Panel::Utils::DateTime::get_timezone_link($c, $resource->{timezone});
+
         my $now = NGCP::Panel::Utils::DateTime::current_local;
         $resource->{create_timestamp} = $now;
         $resource->{modify_timestamp} = $now;
diff --git a/lib/NGCP/Panel/Field/TimezoneSelect.pm b/lib/NGCP/Panel/Field/TimezoneSelect.pm
index e456d3297f..08e40b861d 100644
--- a/lib/NGCP/Panel/Field/TimezoneSelect.pm
+++ b/lib/NGCP/Panel/Field/TimezoneSelect.pm
@@ -57,6 +57,7 @@ sub deflate_timezone {  # deflate: default value: clean and return empty string
 
     my $c = $self->form->ctx;
     $value = NGCP::Panel::Utils::DateTime::strip_empty_timezone_name($c, $value);
+    $value = NGCP::Panel::Utils::DateTime::get_timezone_link($c, $value);
     return $value;
 }
 
diff --git a/lib/NGCP/Panel/Role/API/CustomerContacts.pm b/lib/NGCP/Panel/Role/API/CustomerContacts.pm
index bfb5869b9c..6357a3e683 100644
--- a/lib/NGCP/Panel/Role/API/CustomerContacts.pm
+++ b/lib/NGCP/Panel/Role/API/CustomerContacts.pm
@@ -10,6 +10,7 @@ use boolean qw(true);
 use Data::HAL qw();
 use Data::HAL::Link qw();
 use HTTP::Status qw(:constants);
+use NGCP::Panel::Utils::DateTime;
 
 sub _item_rs {
     my ($self, $c) = @_;
@@ -96,9 +97,17 @@ sub contact_by_id {
     return $contact_rs->find($id);
 }
 
+sub process_form_resource {
+    my($self,$c, $item, $old_resource, $resource, $form, $process_extras) = @_;
+
+    $resource->{timezone} = NGCP::Panel::Utils::DateTime::get_timezone_link($c, $resource->{timezone});
+}
+
 sub update_contact {
     my ($self, $c, $contact, $old_resource, $resource, $form) = @_;
 
+    $self->process_form_resource($c, $contact, $old_resource, $resource, $form);
+
     $resource->{country}{id} = delete $resource->{country};
     $resource->{timezone}{name} = delete $resource->{timezone};
     $form //= $self->get_form($c);
diff --git a/lib/NGCP/Panel/Role/API/Subscribers.pm b/lib/NGCP/Panel/Role/API/Subscribers.pm
index 22acf1f1bb..f0c4e871ac 100644
--- a/lib/NGCP/Panel/Role/API/Subscribers.pm
+++ b/lib/NGCP/Panel/Role/API/Subscribers.pm
@@ -377,6 +377,12 @@ sub prepare_resource {
 
 }
 
+sub process_form_resource {
+    my($self,$c, $item, $old_resource, $resource, $form, $process_extras) = @_;
+
+    $resource->{timezone} = NGCP::Panel::Utils::DateTime::get_timezone_link($c, $resource->{timezone});
+}
+
 sub update_item {
     my ($self, $c, $schema, $item, $full_resource, $resource, $form) = @_;
 
@@ -390,6 +396,8 @@ sub update_item {
     my $groupmembers = $full_resource->{groupmembers};
     my $prov_subscriber = $subscriber->provisioning_voip_subscriber;
 
+    $self->process_form_resource($c, $item, $full_resource, $resource, $form);
+
     if($subscriber->provisioning_voip_subscriber->is_pbx_pilot && !is_true($resource->{is_pbx_pilot})) {
         $self->error($c, HTTP_UNPROCESSABLE_ENTITY, "Cannot revoke is_pbx_pilot status from a subscriber.");
         return;
diff --git a/lib/NGCP/Panel/Role/API/SystemContacts.pm b/lib/NGCP/Panel/Role/API/SystemContacts.pm
index 29686c09a9..65816e9694 100644
--- a/lib/NGCP/Panel/Role/API/SystemContacts.pm
+++ b/lib/NGCP/Panel/Role/API/SystemContacts.pm
@@ -10,6 +10,7 @@ use boolean qw(true);
 use Data::HAL qw();
 use Data::HAL::Link qw();
 use HTTP::Status qw(:constants);
+use NGCP::Panel::Utils::DateTime;
 
 sub _item_rs {
     my ($self, $c) = @_;
@@ -82,9 +83,17 @@ sub contact_by_id {
     return $contact_rs->find($id);
 }
 
+sub process_form_resource {
+    my($self,$c, $item, $old_resource, $resource, $form, $process_extras) = @_;
+
+    $resource->{timezone} = NGCP::Panel::Utils::DateTime::get_timezone_link($c, $resource->{timezone});
+}
+
 sub update_contact {
     my ($self, $c, $contact, $old_resource, $resource, $form) = @_;
 
+    $self->process_form_resource($c, $contact, $old_resource, $resource, $form);
+
     $resource->{country}{id} = delete $resource->{country};
     $resource->{timezone}{name} = delete $resource->{timezone};
     $form //= $self->get_form($c);
diff --git a/lib/NGCP/Panel/Utils/DateTime.pm b/lib/NGCP/Panel/Utils/DateTime.pm
index 40208baab7..9f0cb0f463 100644
--- a/lib/NGCP/Panel/Utils/DateTime.pm
+++ b/lib/NGCP/Panel/Utils/DateTime.pm
@@ -46,6 +46,16 @@ sub strip_empty_timezone_name {
     return $value;
 }
 
+sub get_timezone_link {
+    my ($c, $value) = @_;
+
+    my %links = DateTime::TimeZone->links;
+
+    return $value unless $value;
+
+    return $links{$value} // $value;
+}
+
 sub get_default_timezone_name {
     my($c, $parent_owner_type, $parent_owner_id) = @_;
     $parent_owner_type //= '';
diff --git a/lib/NGCP/Panel/Utils/Subscriber.pm b/lib/NGCP/Panel/Utils/Subscriber.pm
index 0510991aa3..0177696921 100644
--- a/lib/NGCP/Panel/Utils/Subscriber.pm
+++ b/lib/NGCP/Panel/Utils/Subscriber.pm
@@ -627,6 +627,7 @@ sub create_subscriber {
     }
 
     $params->{timezone} = $params->{timezone}->{name} if 'HASH' eq ref $params->{timezone};
+    $params->{timezone} = NGCP::Panel::Utils::DateTime::get_timezone_link($c, $params->{timezone});
     if ($params->{timezone} && !NGCP::Panel::Utils::DateTime::is_valid_timezone_name($params->{timezone})) {
         die("invalid timezone name '$params->{timezone}' detected");
     }