---
title: "Join Metro Waitlist"
method: POST
path: "/metro-waitlist"
tags: ["onboarding"]
---

# Join Metro Waitlist

`POST /metro-waitlist`

## Request

- Base URL: `https://api.callboard.fm` (the document declares no server; this is the origin it was published from)
- URL: `https://api.callboard.fm/metro-waitlist`
- Auth: none declared

Capture an unsupported-metro request from Step 2.

Public-ish — auth is optional. A signed-in user (post-payment, blocked
at metro selection) gets linked via user_id so we can notify them when
we ship their market.

## Headers

- `authorization` string, nullable

## Request body

- MetroWaitlistRequest
  - `email` string, required
  - `requested_metro` string, required
  - `requested_country` string, nullable

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/callboard/apis/callboard-api.md) · [All operations](https://skmtc.dev/callboard/apis/callboard-api/llms.txt) · [OpenAPI document](https://skmtc.dev/callboard/apis/callboard-api/revisions/9297a7e92032?raw)