Non-EU vendorSMS APIsHeadquarters: US

Bandwidth: sovereignty score and 8 European alternatives

Bandwidth is a US communications platform provider (CPaaS) offering voice, messaging and emergency-services APIs for enterprises. Its products include a Programmable Voice API, global SIP trunking, Microsoft Teams Direct Routing and Operator Connect, and a Messaging API for SMS with RCS enrichment. The company presents itself as a carrier with its own global IP voice network and integrates with Genesys, Five9, Webex Calling and Salesforce. Delivery is through cloud APIs.

Bandwidth Inc. is headquartered in Raleigh, North Carolina, and is publicly traded on Nasdaq. In 2020 it acquired Voxbone, a company founded in Brussels. As a US company, US legal access regimes such as the CLOUD Act can apply. For transfers of European personal data, Bandwidth states that it relies on Standard Contractual Clauses and participates in the EU-US Data Privacy Framework. Bandwidth says it stores customer data regionally: in the EU (Belgium, Germany and Ireland) for customers of its global services, and in the US for domestic/North American services. A European organisation should check the transfer safeguards and sub-processors before sending personal data.

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Sovereignty score

27 / 1000 = high exposure
100 = sovereign

Jurisdiction SOV-210
Headquartered in the US: CLOUD Act and FISA 702
Data residency SOV-350
Hosting inside and outside Europe (US, EU)
Cryptographic key sovereignty SOV-320
Key management with a non-European vendor
Freedom from lock-in SOV-640
Closed source: switching requires data migration
Source & runtime sovereignty SOV-4 · SOV-615
Closed source, runtime with the vendor

SOV codes: the matching objective in the European Commission's Cloud Sovereignty Framework. Official source

How the score is calculated

Facts and evidence

Last checked October 9, 2026

Headquarters	US (US)Verified by hand
EU adequacy decision	Only for companies individually certified under the EU-US Data Privacy FrameworkVerified by hand
Sovereignty model	Vendor-hosted (non-EU)Verified by hand
Data hosting	US, EUVerified by hand
Open-source	NoVerified by hand
GDPR-compliant	YesVendor-stated
Category	SMS APIs
Type	Product
Website	bandwidth.com ↗

How we verify · Something wrong? Suggest a correction

Top EU-based & GDPR-compliant alternatives to Bandwidth

The European alternatives to Bandwidth come from our knowledge base of over 6,800 vendors. We only list vendors headquartered in the EU or the EEA; fully European-owned vendors rank before vendors with a foreign owner. For each alternative you see the country, the open-source status and a short description.

Score per alternative: 0 = high exposure, 100 = sovereign

33 European SMS APIs vendors are in the catalogue. View the whole category · Submit an alternative · View category on the map

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Why digital sovereignty matters with Bandwidth

Bandwidth is headquartered in the United States. US vendors fall under the CLOUD Act and FISA 702: US authorities can compel access to data, even when that data sits in a European data centre. That is the core of the jurisdictional exposure in our model.

Bandwidth hosts data in US, EU. Exactly what stays within the EU — and what does not — is defined by the vendor's data processing agreement and sub-processor list, not by a setting you control yourself; check those documents for the precise scope, including backups, logs and support access.

Bandwidth is closed source and hosted by the vendor. The encryption keys and the runtime sit with the vendor and switching requires data migration. Ask about bring-your-own-key, export options and open standards.

What this means for your organisation depends on your whole stack and context. The free assessment weighs Bandwidth together with your other vendors and gives a total score, a heatmap and the main risk drivers.

Frequently asked questions

What is the best European alternative to Bandwidth?

It depends on your use case. Strong EU alternatives to Bandwidth include 46elks, Agile Telecom and AnyMessage. On this page you can compare 8 EU alternatives by jurisdiction, data residency and open-source status.

Are there open-source alternatives to Bandwidth?

Our list of EU alternatives to Bandwidth is mostly commercial options. Browse the category on the map for open-source choices.

Is Bandwidth GDPR-compliant and where is the data hosted?

Bandwidth is headquartered in US and hosts data in US, EU. The vendor states it is GDPR-compliant, but the data falls under non-EU jurisdiction. For full EU data residency the EU alternatives on this page usually offer more certainty.

Details and sources

Verified by handHeadquarters, owner, hosting locations and licence have been checked by us against public sources. Free of charge and for every vendor, not a paid label. Nothing in this knowledge base is taken over automatically. Last checked on October 9, 2026.

Sources

Public sources used in the latest check of this record.

Compliance evidence

The links below point to the vendor's own public documents. We only record what we found: a missing link means "not found publicly", not "not compliant".

No public compliance evidence has been recorded for this vendor yet. Do you know its DPA or subprocessor list? Something wrong? Suggest a correction

Digital sovereignty in SMS APIs

SMS APIs: API services for sending SMS messages to customers. In this category the choice of vendor determines who has legal access to your data, where that data lives and how easily you can switch later.

Also in this category

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