Messaging Services

10DLC (10-digit Long Code) Information

• Message throughput (MPS) and Trust Scores for A2P 10DLC in the US
• What fees are associated with 10DLC Campaigns?
• What are per-message carrier surcharges?
• 10DLC Vetting Best Practices (Opt-In/Out/Help & Privacy Policy)
• What are fines that may be assessed for 10DLC violations?
• What are the current 10DLC registration, brand, and campaign fees?

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FAQ

• What is considered Prohibited Content?

Troubleshooting

• I am unable to provision my Bandwidth, Telnyx, or ISP Tel numbers for messaging!
• Common DLR Error Codes

Toll-Free Verified Sender Information

• Toll-Free SMS and MMS best practices and information for using in the US and Canada
• Toll-Free Message Verification for US & Canada
• New Toll-Free SMS/MMS Verified Sender Requirements

Carrier Codes of Conduct

• CTIA Short Code Handbook
• CTIA Best Practices and Guidelines
• T-Mobile Code of Conduct
• AT&T Code of Conduct