Phone System
62 articles
Attention Needed: Starting from June 1, 2023, SMS messages sent via international long codes to the UK will be restricted.
Explanation of the Phone Number Settings
Assigning Twilio Numbers to Users: Managing Phone Numbers for User Accounts
Guide to Purchasing a Toll-Free Number
Toll-Free Number Registration for LC - Phone (US/Canada)
Terms and Conditions Guidelines for A2P
A2P 10DLC Brand Approval Best Practices
A2P Sole Proprietor Brands Registration is Now Live!
List of campaign use case types for A2P 10DLC registration
Pricing and Fees for the A2P 10DLC Service
Important Notice: Verify Your Sole Proprietor Brands OTP
What is A2P 10DLC?
Unregistered 10DLC Message Fees Will Increase; Register Numbers by June 1, 2023 to Avoid Higher Unregistered Messaging Fees
A2P 10DLC Campaign Approval Best Practices
A2P 10DLC Campaign Vetting Changes - January 2023
LC Phone System Trust Center
Forbidden message categories for SMS and MMS in the US and Canada
Number Intelligence - Number Validation, Spam Detection, and Unknown Caller
How to use the client's own Twilio account for the location?
How to use Custom CSS to hide the Twilio error banner
Setting up webhooks to receive incoming calls, messages and status updates for calls (for Twilio users)
Call Forwarding to Your CRM Phone Number
Understanding Default Preferences for New Sub-Accounts
How to Purchase a Phone Number in a Sub-Account
How to Set Up Verified Caller ID (Use your number for Voice Calls)
LC Phone System Trust Center
A2P 10DLC Campaign Vetting FAQ
How to submit a Campaign ?
Message throughput (MPS) and Trust Scores for A2P 10DLC in the US
List of campaign use case types for A2P 10DLC registration
A2P 10DLC Brand Approval Best Practices
SMS Not Sending / Delivering to Contacts
SMS still coming from old Twilio number when I got a new one?
Incoming SMS only shows up in Conversation / not forwarding to the forwarding number
An error has occurred. Please try again. Error message: The From phone number is not a valid, SMS-capable inbound phone number or short code for your account.
Incoming or inbound SMS message showing as calls / not showing at all
Troubleshooting when Conversations are glitching
Call Events Not Working for Twilio
Geo Permissions Issues with Twilio
Purchase Twilio Number - "Please Select Bundle/Address to Purchase Number"
Phone Call Redirect Loop
How to check logs for a specific Call in Twilio
How to Set Up Call Tracking (Number Pool)
Call Status Workflow Trigger Setup
Outbound Calls / Softphone - How It Works
Why are my Calls marked as Spam, and how can I avoid it (LC Phone)
How To Reduce 'Spam Likely' by Registering your Numbers on Free Caller Registry
Ring Incoming call to multiple users
Recommendations and Best Practices for Maintaining a Positive Caller Reputation
Moving numbers out of an LC Phone Sub-account to the client's own Twilio account
Phone Number Settings Explained
Porting your telephone number (non-Twilio number) to a location
Enable Your Landline For Text Messages
Import Existing Twilio Numbers
Deleting / Resetting a Twilio Number
Move Numbers From One Twilio Account To Another
How to restore a deleted Twilio number
Phone System: Call Scripts
How to Fix Bad Call Quality
Regulatory Bundle and Address Creation for Sub-Accounts
Configuring Sender ID and Opt-Out Language for SMS Compliance
LC - Phone Messaging Policy