WordPress at a glance
filter is not described

woocommerce_get_country_locale_default filter-hook . WC 1.0

Default Locale Can be filtered to override fields in get_address_fields(). Countries with no specific locale will use default.

Usage

add_filter( 'woocommerce_get_country_locale_default', 'filter_function_name_4885' );
function filter_function_name_4885( $default_address_fields ){
	// filter...

	return $default_address_fields;
}
$default_address_fields
-

Where the hook is called

WC_Countries::get_country_locale()
woocommerce_get_country_locale_default
woocommerce/includes/class-wc-countries.php 1286
$this->locale['default'] = apply_filters( 'woocommerce_get_country_locale_default', $this->get_default_address_fields() );

Where the hook is used (in WC core)

Usage not found!