Using phone number data comes with a responsibility — to respect privacy laws and user rights. Failure to comply can result in legal issues, fines, and reputational damage.
Here are the core legal frameworks to follow:
1. GDPR (Europe)
Obtain consent before sending marketing messages.
Allow users to opt out easily.
Maintain records of consent.
2. TCPA (USA)
Written consent is required before sending SMS.
Honor all “Do Not Call” requests.
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3. Local DND (Do Not Disturb) Rules
Some countries maintain national DND registries.
Check numbers against these lists before launching a campaign.
Best Practices:
Always use opt-in data or have a clear lawful basis for contact.
Include opt-out instructions in every message.
Verify numbers before use to avoid bounces or penalties.
Use a reputable bulk SMS/voice platform that supports compliance.
Compliance builds trust. Customers are far more likely to respond when they feel their privacy is respected.