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    • SMS API
      Send business-critical SMS messages through our API & Dashboard
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      Send rich content messages to 1 billion Viber users
    • SMS Verification Service
      Verify clients with SMS in more than 190 countries
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      Reach clients globally with 98% open rate
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      A turnkey solution for sending one-time passwords

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Sending more than 100 000 SMS messages a month?

Possible spam - SMS blocked

ERROR 006

There have been too many messages sent to this number.

Possible causes

  • Server error
  • Intentional SPAM to a number

Solutions

Please check that your SMS sending script has not gone wild with a number and trying to make endless requests.

« Back to Error codes


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Get the API key

Home

Getting Started

API Setup

  • API Setup
  • Security

Omnichannel API

  • Overview
  • Quickstart
  • Theory
  • Sender Name
  • Specification
  • Requests & Authentication
  • Development Libraries
  • SMS Message
  • Viber Message
  • Delivery Report
  • Scheduled Messages
  • Inbound Messages
  • HELP
  • API Reference

Verigator API EARLY ACCESS

SMPP

Number Lookup

  • Number Lookup
  • API Reference

Phonebook API

  • Phonebook API
  • API Setup
  • Blacklist
  • Groups
  • Contacts
  • HELP
  • API Reference

Bulk Messaging API

Subscription API

Account Balance API

Pricing API

Statistics API

Number Verification

  • Overview
  • Verification Widget
  • API Reference

Tools

  • Tools
  • SMS Length Calculator
  • Autoreplace
  • Libraries

FAQ

Tutorials

  • Tutorials
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