---
title: "Get next free customer number"
method: GET
path: "/Contact/Factory/getNextCustomerNumber"
tags: ["Contact"]
---

# Get next free customer number

`GET /Contact/Factory/getNextCustomerNumber`

Retrieves the next available customer number. Avoids duplicates.

## Response `200`

Returns next available customer number

- object
  - `objects` string — Next available customer number

## Other responses

- `400` — Bad request
- `401` — Authentication required
- `500` — Server Error

---

[API](https://skmtc.net/sevdesk/apis/sevdesk-api.md) · [All operations](https://skmtc.net/sevdesk/apis/sevdesk-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/sevdesk/sevdesk-api/revisions/a32cec0fecea/schema)