diff --git a/includes/rules_shipping_framework_woocommerce.php b/includes/rules_shipping_framework_woocommerce.php
index 75381e9e7d252f61dda1571ad0f408af0c479659..9baeff48932df40f2752af0a9b97960fe56cc0d9 100644
--- a/includes/rules_shipping_framework_woocommerce.php
+++ b/includes/rules_shipping_framework_woocommerce.php
@@ -296,6 +296,8 @@ class RulesShippingFrameworkWooCommerce extends RulesShippingFramework {
 			'zip4'     => substr($zip,0,4),
 			'zip5'     => substr($zip,0,5),
 			'zip6'     => substr($zip,0,6),
+			'zipnumeric'  => preg_replace('/[^0-9]/', '', $zip),
+			'zipalphanum' => preg_replace('/[^a-zA-Z0-9]/', '', $zip),
 			'city'     => trim($address['city']),
 			'country'  => trim($address['country']),
 			'state'    => trim($address['state']),