Ubilling/languages/spanish/address_exten.php

<?
$lang['def']['Postal code'] = 'Código postal';
$lang['def']['Town/District/Region'] = 'Ciudad/Distrito/Región';
$lang['def']['Extended address'] = 'Dirección ampliada';
$lang['def']['Extended address info'] = 'Información de dirección ampliada';
?>