# T-Mobile

[1 tracked vendor](https://thirdpartyindex.com/vendors/t-mobile#used-by), [Dialpad](https://thirdpartyindex.com/vendors/dialpad), names T-Mobile as a subprocessor. We have not found a subprocessor list published by T-Mobile. We monitor 3 of its documents, which we last checked on 2026-11-11.

T-Mobile (t-mobile.com): subprocessors, data processing agreement, security documents and changes, as monitored by Third Party Index.

- Page: https://thirdpartyindex.com/vendors/t-mobile
- Documents last verified: 2026-11-11
- Transparency rating: 19/100 (how much it publishes, not how secure it is): Subprocessor list 0/30 (not found); Processing locations 0/8 (no list); Purposes 0/7 (no list); Data processing addendum 0/12 (not found); Trust center 0/8 (not found); Privacy policy 6/6; security.txt 0/6 (not found); Security page 0/5 (not found); Status page 0/5 (not found); Vulnerability disclosure 5/5; Pages still reachable 8/8
- Supply chain: relies on 0 tracked vendors directly, 0 within two hops, 0 within three; 1 tracked vendors rely on it directly, 9 within two hops, 24 within three
- Cite as: T-Mobile, Third Party Index, https://thirdpartyindex.com/vendors/t-mobile (data CC BY 4.0)

## Documents

| Document | URL | Last verified | Last changed |
|---|---|---|---|
| Privacy policy | https://www.t-mobile.com/privacy-center/privacy-notices/t-mobile-privacy-notice?INTNAV=fNav%3APrivacyNotice | 2026-11-11 | 2026-09-23 |
| Terms | https://www.t-mobile.com/responsibility/legal/terms-and-conditions?INTNAV=fNav%3ATermsAndConditions | 2026-11-11 | 2026-09-23 |
| Security advisories | https://security.t-mobile.com/ | 2026-11-11 | 2026-10-28 |

## Subprocessors (0)

No subprocessor list has been found or read for this vendor.

## Compliance

As its trust center lists them.

- Audited: SOC 2, SOC 3, ISO/IEC 27001, ISO/IEC 42001, PCI DSS ([evidence](https://thirdpartyindex.com/evidence/6861))
- Claimed: CCPA/CPRA ([evidence](https://thirdpartyindex.com/evidence/6861))

## Security program

What T-Mobile US, Inc.'s Form 10-K for fiscal 2025, filed Feb 11, 2026 (Item 1C) says, in its words (https://www.sec.gov/Archives/edgar/data/1283699/000128369926000010/0001283699-26-000010-index.htm).

- Led by: Chief Information Security Officer
- Board oversight: Audit Committee
- Frameworks named: NIST
- Practices named: Security training
- Engages outside assessors or consultants
- Reviews its suppliers' security
- Says no cybersecurity incident has materially affected it
- Since the fiscal 2024 report: board oversight by the Audit Committee (was the Governance Committee, Audit Committee).

## Web Technologies

T-Mobile's homepage made 416 requests to 72 domains, 50 services controlled by another company, and 6 domains not identified. Loaded on 2026-10-14 by a browser that accepted nothing; other visits may load more or less. What a page loads is not a list of who receives customer data.

50 third parties by category: Advertising 26 (Google Cloud, The Trade Desk, Inc., X Corp., Pinterest, Microsoft, Reddit, Inc., Snap Inc., Pinterest; reviewed: Tapad, Inc., AdsWizz Inc., BidSwitch GmbH, FreeWheel, Nexxen, OpenX, Samba TV, Inc., Semasio GmbH, WPP Media, digitalAudience B.V.; usually detected as Advertising: Snap, Amazon, Xandr, AdRoll, ID5 Technology Ltd, Magnite, Inc., Neustar, Inc. (TransUnion), Taboola); Analytics 8 (Meta, Amplitude, TikTok, TikTok; reviewed: Invoca, iSpot.tv, Inc., Nielsen, Comscore); Marketing automation 3 (MoEngage, Branch; usually detected as Marketing automation: Adobe); Customer data platform 2 (reviewed: MEDIARITHMICS SAS, Zeotap); Surveys 2 (Qualtrics; reviewed: Cint); Cookie compliance 1 (OneTrust); CDN 1 (UNPKG); Affiliate programs 1 (Impact Radius); Geolocation 1 (reviewed: IPinfo); Personalisation 1 (DaVinci Commerce); Security 1 (usually detected as Security: Amazon Web Services); Unclassified 3 (AdMedia.com, IMDb.com, Inc., addShoppers, Inc.). Each company that appears controlled by another organization is counted once, under the main category of the technologies detected from it on this homepage or, when none was, the category recorded from the company's own page (marked reviewed) or else the one it is usually detected as on other published homepages (marked as such); unclassified: none of these.

### Third parties (50)

- Google Cloud: 48 requests to doubleclick.net, google.com, googleadservices.com, googletagmanager.com; DoubleClick Floodlight, Google Analytics, Google Tag Manager
- Qualtrics: 41 requests to qualtrics.com; Qualtrics
- Adobe: 39 requests to scene7.com, adobedtm.com, demdex.net, rum.hlx.page
- Meta: 21 requests to facebook.com, facebook.net; Facebook Pixel 2.9.419
- MoEngage: 14 requests to moengage.com; MoEngage
- Amazon Web Services: 13 requests to on.aws
- OneTrust: 12 requests to cookielaw.org, onetrust.com; OneTrust
- The Trade Desk, Inc.: 12 requests to adsrvr.org; theTradeDesk
- Snap: 11 requests to snapchat.com
- Amplitude: 10 requests to amplitude.com; Amplitude
- Amazon: 8 requests to amazon-adsystem.com
- X Corp.: 7 requests to t.co, twitter.com, ads-twitter.com; Twitter Ads
- Invoca: 6 requests to invoca.net, invocacdn.com
- Pinterest: 6 requests to pinterest.com; Pinterest Ads
- TikTok: 6 requests to tiktok.com; TikTok Pixel
- Microsoft: 5 requests to bing.com; Microsoft Advertising
- AdMedia.com: 4 requests to admedia.com
- Branch: 4 requests to branch.io, app.link; Branch 2.90.1
- Tapad, Inc.: 4 requests to tapad.com
- iSpot.tv, Inc.: 4 requests to ispot.tv
- Impact Radius: 3 requests to impactcdn.com, impct.site, pxf.io; Impact
- Reddit, Inc.: 3 requests to reddit.com, redditstatic.com; Reddit Ads
- Snap Inc.: 3 requests to sc-static.net; Snap Pixel
- Xandr: 3 requests to adnxs.com
- DaVinci Commerce: 2 requests to jivox.com; Jivox
- Nielsen: 2 requests to exelator.com
- Pinterest: 2 requests to pinimg.com; Pinterest Ads
- AdRoll: 1 request to adroll.com
- AdsWizz Inc.: 1 request to adswizz.com
- BidSwitch GmbH: 1 request to bidswitch.net
- Cint: 1 request to samplicio.us
- Comscore: 1 request to scorecardresearch.com
- FreeWheel: 1 request to fwmrm.net
- ID5 Technology Ltd: 1 request to id5-sync.com
- IMDb.com, Inc.: 1 request to imdb.com
- IPinfo: 1 request to ipinfo.io
- MEDIARITHMICS SAS: 1 request to mediarithmics.com
- Magnite, Inc.: 1 request to rubiconproject.com
- Neustar, Inc. (TransUnion): 1 request to agkn.com
- Nexxen: 1 request to turn.com
- OpenX: 1 request to openx.net
- Samba TV, Inc.: 1 request to samba.tv
- Semasio GmbH: 1 request to semasio.net
- Taboola: 1 request to taboola.com
- TikTok: 1 request to tiktokw.us; TikTok Pixel
- UNPKG: 1 request to unpkg.com; Unpkg, web-vitals 5.2.0
- WPP Media: 1 request to mookie1.com
- Zeotap: 1 request to zeotap.com
- addShoppers, Inc.: 1 request to safeopt.com
- digitalAudience B.V.: 1 request to digitalaudience.io

### Unknown (6)

Domains not identified yet: shop.pe, d2mjzob2nc713b.cloudfront.net, tvpixel.com, addshoppers.s3.amazonaws.com, ninthdecimal.com, ojrq.net

### First party (1)

- T-Mobile: 88 requests to t-mobile.com; Adobe Dynamic Media Classic, Adobe Experience Manager, Adobe Experience Platform Launch, Akamai, Akamai Bot Manager, Alpine.js 3.15.12, Amazon Web Services, Emotion, HSTS, HTTP/3, Invoca 4.44.1, Java, Open Graph, Priority Hints, ResolvePay, Svelte, core-js 3.50.0

24 tracked companies loaded by the homepage are not in T-Mobile's subprocessor list. A website can use a service without it processing customer data.

## Subprocessor of (1)

Tracked vendors whose own subprocessor lists name it, and what they say they use it for.

- [Dialpad](https://thirdpartyindex.com/vendors/dialpad.md): Telephony Infrastructure

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Third Party Index (https://thirdpartyindex.com) monitors vendors' public security and privacy documents and keeps each version as evidence. Data CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/); vendors' own documents are theirs. API: https://thirdpartyindex.com/api