Is there an early termination fee?

Yes. ADT contracts are typically 3 years. Early termination fees can be 75% of the remaining balance.

Can I cancel within a cooling-off period?

Most states allow cancellation within 3 days of signing with no penalty.

What happens to my equipment?

Leased equipment must be returned. Purchased equipment is yours to keep.

How to Cancel ADT (2026)

ADT plans start from $24.99/month. Follow our 4-step guide to cancel your subscription in about 30 minutes — with tips to avoid retention offers.

Updated: March 2026

from $24.99/month

HardYou save $299.88/year by cancelling

Estimated Time:30 minutes

Cancel Method:Phone

Review your contract

Check your ADT contract for the cancellation terms and early termination fee.

Call ADT

Call ADT at 1-800-238-2727 and request cancellation.

Send written notice

ADT may require a written cancellation letter sent to their address.

Return equipment

Return any leased equipment and confirm final billing.

Retention Tips

ADT contracts include early termination fees. Review your contract terms carefully before cancelling.

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