Saint Vincent and The Grenadines SMS Guide - sms-compliance -

Frequently Asked Questions

Use a provider like Twilio, Sinch, MessageBird, or Plivo with their APIs. Remember to format numbers with the +1784 country code and handle errors appropriately. Adhere to rate limits for optimal delivery.
Standard SMS limits apply: 160 characters for GSM-7 encoding and 70 for Unicode. Concatenated messaging is not supported, so ensure messages fit within these limits.
According to current provider capabilities, two-way SMS is not supported. This limits businesses' ability to receive replies via standard A2P channels.
Adhere to Eastern Caribbean Time (ECT/UTC-4) and send between 8:00 AM and 8:00 PM local time. Avoid sending during national holidays and weekends unless it's urgent.
Yes, alphanumeric sender IDs are supported and dynamically allowed, without pre-registration. Sender IDs are usually maintained across networks.
While there's no official Do Not Call registry, best practices include honoring opt-out requests immediately using keywords like STOP, maintaining your suppression list, and confirming the opt-out.
Adult content, gambling services, illegal products/services, and misleading or fraudulent content are restricted. Financial, healthcare, and political messages have specific guidelines.
Use clear, professional language; avoid spam trigger words, and include your company name. Keep URLs short, legitimate, and avoid excessive capitalization.
Get explicit consent, keep messages concise (under 160 characters), include clear call-to-actions, personalize when possible, and respect local business hours and cultural norms.
Popular providers like Twilio, Sinch, MessageBird, and Plivo offer REST APIs for seamless SMS integration. Each offers different rate limits and features.
Employ strategies like queue systems (Redis or RabbitMQ), use batch sending APIs, implement exponential backoff for retries, and constantly monitor delivery rates to adjust sending speed.
The National Telecommunications Regulatory Commission (NTRC) oversees telecommunications regulations, including technical standards and licensing, though specific SMS marketing laws are limited.
Review NTRC and telecommunication act guidelines, choose an appropriate SMS provider with proper error handling and monitoring, and document consent collection for compliance.
Refer to official resources like the NTRC website or industry bodies such as GSMA, MMA, and specific provider guidelines (e.g. Twilio). These provide further details on compliance and best practices.
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