Key integration features

  • Compare domestic shipping rates
  • Print batch shipping labels
  • Track shipments in ShipStation
  • Create multi-package shipments
  • Connect multiple carrier accounts

About

Castle Parcels is a New Zealand parcel carrier that provides domestic shipping services across the country. It serves business shipping needs and sits within the broader Freightways network alongside Post Haste.

When you run Castle Parcels through ShipStation, your team works from one shipping hub instead of jumping between tools. You can view rates, create domestic labels, track shipments, and automate repeat tasks in the same workflow. Batch printing helps high-volume days move faster, while multi-package shipping and multiple account support give you more control over how orders go out. It's a simpler way to keep New Zealand fulfillment organized and moving.

Why Castle Parcels users choose ShipStation

Bring orders together

ShipStation pulls orders from 200+ store and marketplace integrations into one workflow. Your team spends less time switching tabs and more time getting Castle Parcels shipments out the door.

Move faster on busy days

Batch printing and automation cut repetitive work. ShipStation cuts clicks per order by 40% and lets merchants create up to 15x more labels per hour.

Handle more complex shipments

Castle Parcels supports multi-package shipping and multiple accounts in ShipStation. That gives you better control when one order needs several boxes or separate teams ship under different accounts.

Scale with proven support

ShipStation supports over 1 million businesses, processes 75 million orders annually, and ships 1 billion packages annually. You get software built for volume, backed by a 96% CSAT score.

How to

Setting up ShipStation and Castle Parcels

STEP 1
Go to Account Settings, then select Shipping and choose Carriers from the sidebar. This opens the area where you add and manage carrier accounts.

STEP 2
Click the Your Carrier Accounts tab, then click Add Carrier. Select Castle Parcels and click Connect to start the connection.

STEP 3
Select CastleParcels from the Carrier Name drop-down, enter your Customer ID, Client ID, and Client Secret, then click Connect.

TESTIMONIAL

Find the best rate for every shipment

Compare rates, delivery speeds, and services side-by-side for every order that comes in from Shopify, and let ShipStation pick the best option—with up to 90% discounted rates across 200+ carriers.

Rate shopper

Automatically select the best rate and service for every Shopify order, with no manual comparison.

Bring your own rates

Compare your negotiated carrier rates alongside ShipStation rates to get the best price.

LTL + freight

Quote and book LTL freight alongside parcel for bulk and wholesale Shopify orders.

ShipStation AI

Next-gen shipping intelligence

Built for forward-thinking brands that run fast and play to win. ShipStation AI handles the heavy lifting so you can stay light-years ahead of the competition.
  • SmartFill
  • Automated Order Creation
  • Universal AI Connect (MCP)
  • Batch Label Processing
  • Auto-PRO Retrieval
  • Dynamic Spot-Pricing Engine
  • Packing Recommendations
  • 24/7 Always-On

Award-winning technology and service

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Create your ShipStation account

FAQ

Castle Parcels FAQ for setup, rates, labels, and tracking

Frequently asked questions about setup, labels, rates, and returns

A postal parcel is a package sent through a carrier delivery service instead of letter mail. For Castle Parcels shippers using ShipStation, that usually means a domestic package with shipment details, dimensions, a label, and tracking tied to the order.

Castle Parcels handles its own shipments. It is a Freightways Express Limited company that provides domestic shipping services across New Zealand, and the brand is closely tied to Post Haste.

The lowest-cost option depends on the shipment details and the rates on your connected account. ShipStation displays estimated Castle Parcels rates based on your account information and shipment details, so your team can review options before creating the label.

Start by checking the tracking number from the label. ShipStation supports Castle Parcels tracking, and the tracking number can be used to view shipment status on the carrier’s tracking website. If the status needs follow-up, contact Castle Parcels with the shipment details.

Yes. Castle Parcels tracking is supported in ShipStation. Labels created for Castle Parcels include a tracking number that can be used to view shipment status on the carrier’s tracking website.

Here’s the setup path:

  • Go to Account Settings
  • Select Shipping, then Carriers
  • Open Your Carrier Accounts and click Add Carrier
  • Select Castle Parcels and click Connect
  • Choose CastleParcels, enter your Customer ID, Client ID, and Client Secret, then click Connect

**Tip:** Keep your carrier credentials ready before you begin so setup moves smoothly.