CourierPost is part of Express Couriers Limited, which also encompasses the Pace and Contract Logistics brands.
CourierPost Tracking number Instructions:
Tracking Number includes 20–22 digits long and do not contain letters. New Zealand Post tracking numbers format usually are 13 numbers long.
Auto-Track CourierPost Shipments
Our Multi-Carrier Tracking API will auto-track your CourierPost shipments
CourierPost Post-Shipping Automation
Fully integrate CourierPost tracking into your WooCommerce or Shopify store admin
CourierPost Delivery Notifications
Send your customers automated CourierPost shipment status & delivery emails or SMS
CourierPost Tracking on Your Store
Direct your customers to track CourierPost shipments on a tracking page on your store