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Programmable Messaging

Getting Started

Messaging Onboarding Guides

Overview 1. SMS Foundations 2. Prepare your sender strategy 3. Build your Account 4. Monitor your application

How to work with your Twilio Free Trial account (US only)How to work with your Twilio Free Trial account (rest of world)Guide to using the Twilio Virtual Phone Messaging Services Quickstart SMS Quickstarts WhatsApp Quickstarts

API Reference

Message Resource

Overview MessageFeedback Resource Media Resource

Service Resource

Service Resource AlphaSender Resource ChannelSender Resource PhoneNumber Resource ShortCode Resource (A2P 10DLC) BrandRegistration Resource (A2P 10DLC) BrandVetting Resource (A2P 10DLC) UsAppToPerson Resource (A2P 10DLC) UsAppToPersonUsecase Resource

Messaging: Country Pricing Resource Deactivations Resource ShortCode Resource

Preventing Fraud

Preventing Fraud in Programmable Messaging SMS Pumping Protection

Tutorials

Receive and Reply to Incoming Messages Send SMS and MMS Messages Send Appointment Reminders Retrieve and Modify Message History Browse all Messaging tutorials

Messaging Services

Overview Send Messages with Messaging Services Manage opt-ins and opt-outs Best Practices for Scaling with Messaging Services Manage queueing and latency Alphanumeric Sender IDs

Messaging Features

SMS Pumping Protection

Messaging Insights

Overview Dashboards Messaging Intelligence

Message Scheduling Link Shortening

Usage Guides

How to work with your Twilio Free Trial account (US only)How to work with your Twilio Free Trial account (rest of world)Guide to using the Twilio Virtual Phone Preventing Fraud in Programmable Messaging What to Know Before Sending International SMS Messages SMS Geo Permissions Twilio's request to your incoming message Webhook URL Outbound Message Status in Status Callbacks Track the Message Status of Outbound Messages Best Practices for Messaging Delivery Status Logging Safeguard with Message redaction Debugging Common Issues with SMS How to Optimize Message Deliverability with Message Feedback

TwiML

Overview <Message><Redirect>

US A2P 10DLC

US A2P 10DLC Overview Required Business Information Registration for Government and Non-Profit Agencies

Register Your Business

Direct Standard and Low Volume Standard Registration Direct Sole Proprietor Registration Transition from a Sole Proprietor Brand to a Standard Brand

For ISVs: Register Your Customers

ISV Onboarding Overview Standard and Low-Volume Standard Registration Sole Proprietor Registration Use Externally Registered Campaigns Create Mock Brands and Campaigns

Troubleshooting A2P 10DLC Registrations Set Up Notifications for A2P 10DLC

Toll-Free Verification

Console Onboarding Guide REST API Onboarding Guide

Messaging Channels

Overview WhatsApp Facebook Messenger (Public Beta)Google Business Messages (Public Beta)

Other Messaging products

Content Editor: message templates for any messaging channel Conversations: two-way messaging Verify: user verification and one-time passwords

Related docs

Phone Numbers General Usage Identity and Access Management (IAM)

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What is the Twilio Virtual Phone?
Who is the Virtual Phone for?
Scenario 1: Free Trial Account, Virtual Phone and Unverified TF number

Sending a first SMS message to the Virtual Phone
Messaging the Virtual Phone from your CLI
More extensive prototyping with the Virtual Phone
Scenario 2: Free Trial Account, Virtual Phone, Verified Toll-Free Number
Scenario 3: Paid (Upgraded) Account, Virtual Phone, Unverified Toll-Free Number
Scenario 4: Paid (Upgraded) Account, Virtual Phone, Verified Toll-Free Number

What is the Twilio Virtual Phone?

Who is the Virtual Phone for?

Scenario 1: Free Trial Account, Virtual Phone and Unverified TF number

Sending a first SMS message to the Virtual Phone

Messaging the Virtual Phone from your CLI

More extensive prototyping with the Virtual Phone

Scenario 2: Free Trial Account, Virtual Phone, Verified Toll-Free Number

Scenario 3: Paid (Upgraded) Account, Virtual Phone, Unverified Toll-Free Number

Scenario 4: Paid (Upgraded) Account, Virtual Phone, Verified Toll-Free Number

Guide to using the Twilio Virtual Phone

Virtual Phone screen displaying two messages.

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