---
title: "Order - Get By Base Order Number"
method: GET
path: "/order/get_by_base_order_number"
tags: ["order"]
---

# Order - Get By Base Order Number

`GET /order/get_by_base_order_number`

Look up orders by their base order number, which groups split and combined orders.

## Query parameters

- `base_order_number` string, required — Base order number to search for

## Response `200`

Orders matching the base order number

- OrderBaseNumberResult[]
  - `_id` string, required — Unique order identifier
  - `order_number` string, required — Order number
  - `status` 'unstarted' | 'in_progress' | 'shipped' | 'cancelled' | 'cleared' | 'delayed' | 'stopped' | 'partially shipped' | 'archived' | 'awaiting fulfillment' | 'pending' | 'partially cleared', required — Order status
  - `financial_status` 'pending' | 'paid' — Financial status

## Other responses

- `400` — Bad request
- `401` — Unauthorized
- `403` — Forbidden. Insufficient permissions.
- `429` — Too many requests. Rate limit exceeded.
- `500` — Internal server error.

## Changes

- **2026-03-02** `fa53dd949b8e` — 1 breaking, 7 info
  - the `query` request parameter `base_order_number` became required
  - api operation id `get_order_get_by_base_order_number` was added
  - added the media type `application/json` for the response with the status `200`
  - added the media type `application/json` for the response with the status `400`
  - …4 more
- **2024-04-22** `08cd9cfa14dd` — 2 info
  - added the non-success response with the status `400`
  - added the non-success response with the status `401`
- **2024-04-19** `46ceda528000` — 1 breaking, 7 info
  - removed the media type `application/json` for the response with the status `200`
  - api operation id `get_order_get_by_base_order_number` removed and replaced with ``
  - the `query` request parameter `base_order_number` became optional
  - removed the non-success response with the status `400`
  - …4 more

[Change history](https://skmtc.dev/skulabs/apis/skulabs-api/changes/order/get_by_base_order_number/get.md)

---

[API](https://skmtc.dev/skulabs/apis/skulabs-api.md) · [All operations](https://skmtc.dev/skulabs/apis/skulabs-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/skulabs/skulabs-api/revisions/4b5ec0ed78a6/schema)