---
title: "Create a registration share link"
method: POST
path: "/v1/sms/registrations/share"
tags: ["SMS"]
---

# Create a registration share link

`POST /v1/sms/registrations/share`

Creates a single-use, expiring link (valid 7 days) that lets someone
else (whoever has the legal business details) fill in the carrier
registration form for one of your numbers, without a Zernio login. The
registration is created under your account once the form is submitted.

## Request body

- object
  - `numberId` string, required — Your phone number's ID (from GET /v1/phone-numbers).

## Response `200`

Share link created.

- object
  - `url` string
  - `expiresAt` string, date-time

## Other responses

- `400` — Invalid request
- `401` — Unauthorized
- `404` — Number not found

---

[API](https://skmtc.net/zernio/apis/zernio-api.md) · [All operations](https://skmtc.net/zernio/apis/zernio-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/zernio/zernio-api/versions/51932b099b2f/schema)