
Requirements
HubSpot Plan HubSpot Account permissions - View the required account permissions
Access Type Shared Trestle Phone Validation Subscription - Self-Serve or Enterprise plans
Overview

1/2 - Phone Validation App Card
Stop wasting time on bad phone data.
Filter disconnected numbers
Increase your connect rates
Reach the right people
Trestle helps teams improve lead quality by validating phone numbers and verifying contact information. By identifying disconnected or low-quality contacts before outreach, businesses can increase connect rates, manage phone number reputation, and focus on the leads most likely to convert.
Features

Linetype
Confirm if a number is legitimate before you send a message. Distinguish mobile numbers from temporary VoIP numbers and landlines and verify the correct number format to reduce delivery errors.

Phone Activity Score
Prioritize leads with the best chance of contactability based on whether the number is reachable, not disconnected or temporary, and belongs to the person who they say they are.
App Functionality
![]() Contact | ||
![]() Contact Lists | ||
![]() Contact Properties |
Reviews
Self-Serve
$30
/2,000 lookupsFor small teams that are just getting started
Pay-as-you-go
Portal Analytics
No subscription fees
Self-Serve
$30
/2,000 lookupsFor small teams that are just getting started
Pay-as-you-go
Portal Analytics
No subscription fees
* The pricing here is for display purposes only. All prices do not include taxes, incentives, discounts, or other pricing variables. You should contact the partner for the most up to date and correct pricing information. HubSpot does not take any responsibility for this pricing information, which is provided by our partners. Pricing last updated: 09/05/2026
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