10DLC Registration
Register for 10DLC (10-Digit Long Code) to enable A2P SMS in the USA.
Quick Start with Scripts
# Interactive registration wizard
./scripts/register.sh
# Check status of brands/campaigns
./scripts/status.sh
# Assign a phone number to a campaign
./scripts/assign.sh +15551234567 <campaign-id>
Prerequisites
- Telnyx CLI installed:
npm install -g @telnyx/api-cli - API key configured:
telnyx auth setup - At least one US phone number
Quick Start
Interactive wizard (easiest):
telnyx 10dlc wizard
Manual Registration
Step 1: Create Sole Proprietor Brand
telnyx 10dlc brand create --sole-prop \
--display-name "Your Business Name" \
--phone +15551234567 \
--email you@example.com
Step 2: Verify Brand (if required)
telnyx 10dlc brand get <brand-id>
telnyx 10dlc brand verify <brand-id> --pin 123456
Step 3: Create Campaign
telnyx 10dlc campaign create \
--brand-id <brand-id> \
--usecase CUSTOMER_CARE \
--description "Customer notifications and support" \
--sample-message-1 "Your order #12345 has shipped." \
--sample-message-2 "Reply STOP to opt out."
Step 4: Assign Phone Number
telnyx 10dlc assign +15551234567 <campaign-id>
Step 5: Wait for Approval
telnyx 10dlc campaign get <campaign-id>
Use Cases
| Use Case | Description |
|---|---|
2FA | Auth codes |
CUSTOMER_CARE | Support messages |
ACCOUNT_NOTIFICATION | Account alerts |
DELIVERY_NOTIFICATION | Shipping updates |
MIXED | Multiple purposes |
List all: telnyx 10dlc usecases
Status Commands
telnyx 10dlc brand list
telnyx 10dlc campaign list
telnyx 10dlc assignment status +15551234567
Troubleshooting
Common Errors
| Error | Cause | Solution |
|---|---|---|
Brand verification required | Sole proprietor brands need phone verification | Check email/SMS for PIN, run telnyx 10dlc brand verify <id> --pin <code> |
Campaign rejected: insufficient description | Description too vague | Be specific about message purpose, include business context |
Sample messages must include opt-out | Missing STOP instructions | Add "Reply STOP to unsubscribe" to sample messages |
Phone number already assigned | Number linked to another campaign | Run telnyx 10dlc unassign +1... first |
Brand pending | Still under review (24-72h typical) | Wait and check status with telnyx 10dlc brand get <id> |
Invalid use case for sole proprietor | Some use cases restricted | Sole prop limited to: 2FA, CUSTOMER_CARE, DELIVERY_NOTIFICATION, ACCOUNT_NOTIFICATION |
Rate limit exceeded | Too many API calls | Wait 60s and retry |
Debug Tips
# Verbose output for debugging
telnyx 10dlc brand get <id> --json
# Check number assignment status
telnyx 10dlc assignment status +15551234567
# List all campaigns with details
telnyx 10dlc campaign list --json | jq '.data[] | {id, status, usecase}'
Timeline Expectations
| Step | Typical Time |
|---|---|
| Brand creation | Instant |
| Brand verification | 1-5 minutes (PIN via SMS/email) |
| Brand approval | 24-72 hours |
| Campaign review | 24-48 hours |
| Number assignment | Instant (after campaign approved) |
Getting Help
- Telnyx docs: https://developers.telnyx.com/docs/messaging/10dlc
- Support portal: https://support.telnyx.com
- API status: https://status.telnyx.com
Pricing
Brand and campaign registration: Free