---
title: "Update Subscriber Details in Segment List"
method: PUT
path: "/accounts/segment-lists/{listId}/subscribers/{subscriberNo}"
tags: ["Segment List"]
---

# Update Subscriber Details in Segment List

`PUT /accounts/segment-lists/{listId}/subscribers/{subscriberNo}`

## Request

- Base URL: `https://api-docs.ministrybytext.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api-docs.ministrybytext.com/accounts/segment-lists/{listId}/subscribers/{subscriberNo}`
- Auth: none declared
- TypeScript: <https://skmtc.dev/ministrybytext/apis/pbt-api-documentation/docs/accounts/segment-lists/:listId/subscribers/:subscriberNo/put.ts> (a function with typed inputs; its response is checked against the schema)

Modifies profile information and contact details for a specific subscriber  enrolled within a segment list. Updates apply to fields such as first name,  last name, email address, profile avatar image, and geographic region.

## Path parameters

- `listId` string, required
- `subscriberNo` string, required

## Request body

- UpdateListSubscriberRequest
  - `firstName` string, nullable: The subscriber's updated first name.
  - `lastName` string, nullable: The subscriber's updated last name.
  - `email` string, nullable: The updated primary email address associated with the subscriber.
  - `imageUrl` string, nullable: A direct URL hosting the subscriber's updated avatar or profile image.
  - `region` string: The updated geographic territory or region code assigned to the subscriber profile.

## Response `200`

Success

- ExternalApiResponseNew
  - `appCode` string
  - `message` string
  - `isError` boolean

## Other responses

- `400`: Bad Request

## Changes

- **2026-08-18** `ae1e3ddfb2fb`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/ministrybytext/apis/pbt-api-documentation/changes/accounts/segment-lists/:listId/subscribers/:subscriberNo/put.md)

---

[API](https://skmtc.dev/ministrybytext/apis/pbt-api-documentation.md) - [All operations](https://skmtc.dev/ministrybytext/apis/pbt-api-documentation/llms.txt) - [OpenAPI document](https://skmtc.dev/ministrybytext/apis/pbt-api-documentation/revisions/7d64a1f0b0c3?raw)