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10DLC Registration Overview

10DLC (10 Digit Long Code) is required for business SMS messaging in the United States. This multi-step process verifies your business and messaging use case with carriers.

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Complete Registration Flow

Create SubGroup

Required. Create an organizational subgroup for your brands.Time: Instant

Register Brand

Register your business with tax ID and contact details.Time: Instant (mock) or 1-2 hours (production)

Qualify Brand

Verify your brand qualifies for your intended use case.Time: Instant

Purchase Phone Number

Buy a dedicated 10DLC phone number.Time: Instant

Create Campaign

Submit campaign with sample messages and compliance details.Time: Instant submission, 1-2 days for carrier approval

Carrier Approval

AT&T, T-Mobile, Verizon review your campaign.Time: 1-2 business days (automatic)

Activation

Webhook automatically activates your organization.Time: Instant upon approval

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Timeline

StepMock ModeProduction
SubGroupInstantInstant
BrandInstant1-2 hours
Phone NumberInstantInstant
CampaignInstantInstant
Carrier ApprovalInstant1-2 days
Total~1 minute1-3 days

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Testing vs Production

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Mock Mode (mock: true)

  • ✅ No charges
  • ✅ Instant approval
  • ✅ Test phone numbers
  • ❌ Can’t send real SMS

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Production Mode (mock: false)

  • ✅ Real approval
  • ✅ Real phone numbers
  • ✅ Can send SMS campaigns
  • 💰 Registration fees apply
Mock brands and campaigns are automatically deleted after 30 days.