# Trestle, $10 pack: Phone validation API

> Phone Validation API allows businesses to identify disconnected phone numbers, line type, carrier lookup, and more for all phone validation needs.

Trestle's phone validation API on its Self-Serve, pay as you go plan, $15.00 per 1,000 phones.
The median plan costs $3.313 per 1,000. This plan costs less than 17% of the 97 priced plans.

- This page: https://datacircle.dev/validate-phone-apis/trestle/10-pack
- Get it: https://trestleiq.com/pricing/
- Its API docs: https://docs.trestleiq.com/api-reference/phone-validation-api
- Sold by: Trestle (https://trestleiq.com)
- Checked: 2026-10-14

## Price

- $ per 1,000: $15.00
- Billing: pay first

## Charges

- Repeat free: never
- Per: call
- Extra fields: litigator risk: +$5.00

## Not found

- $ per 1,000: $15.00

## In their words

- Their pitch: Phone Validation API allows businesses to identify disconnected phone numbers, line type, carrier lookup, and more for all phone validation needs.

## Data

- Freshness: stored
- Keep data: the agreement's term, for internal business purposes
- Use data: identity or lead verification, caller identification, routing, prioritization, scrubbing lists for outbound dialing, marketing only in response to an inbound request, not resold or made available to others, no FCRA purpose, not cached to avoid queries, merged only tagged as Trestle's

## Plan

- Pay: $10
- You get: $10
- Enough for: about 666 calls
- Expires: after one year if not used

## Rate limit

- Per second: 10
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: phone, phone.country_hint, add_ons, source_id
- Method: GET
- Path: /3.0/phone_intel

## About the plan

- Plan: Self-Serve, pay as you go
- Who can get it: companies, with a business email address

## The 13 fields in the plan's answer

phone ID, phone number, valid, activity score, country calling code, country code, country, line type, carrier, prepaid, error code, error message, warnings

## Trestle's plans (3)

- [Trestle, free](https://datacircle.dev/validate-phone-apis/trestle/free/llms.txt): $0.00 per 1,000, stored
- [Trestle, $10 pack](https://datacircle.dev/validate-phone-apis/trestle/10-pack/llms.txt): $15.00 per 1,000, stored
- [Trestle, contact us](https://datacircle.dev/validate-phone-apis/trestle/contact-us/llms.txt): stored

## Trestle's calls (1)

- `GET /3.0/phone_intel`: [Trestle, $10 pack](https://datacircle.dev/validate-phone-apis/trestle/10-pack/llms.txt)

## Similar plans of other providers

- [Melissa, $4.97 pack](https://datacircle.dev/validate-phone-apis/melissa/4-97-pack/llms.txt): $0.00 per 1,000, stored
- [NumLookupAPI, $9.99 monthly](https://datacircle.dev/validate-phone-apis/numlookupapi/9-99-monthly/llms.txt): $1.998 per 1,000, stored
- [Veriphone, $24 pack](https://datacircle.dev/validate-phone-apis/veriphone/24-pack/llms.txt): $2.40 per 1,000, stored
- [APILayer, $14.99 monthly](https://datacircle.dev/validate-phone-apis/apilayer/14-99-monthly/llms.txt): $2.998 per 1,000, stored

## Sources

From each provider's own pricing page and docs. We read this row from these pages on 2026-10-14.

- https://docs.trestleiq.com/api-reference/phone-validation-api
- https://docs.trestleiq.com/openapi/phone-validation.openapi.yaml
- https://trestleiq.com/knowledge-base/developer-portal-wallet-frequently-asked-questions/
- https://trestleiq.com/knowledge-base/getting-started-with-trestles-developer-portal-wallet/
- https://trestleiq.com/knowledge-base/how-is-trestles-phone-activity-score-calculated/
- https://trestleiq.com/knowledge-base/what-are-the-various-sources-of-trestles-identity-data/
- https://trestleiq.com/knowledge-base/what-is-our-global-phone-validation-coverage/
- https://trestleiq.com/knowledge-base/what-is-the-default-and-max-qps-supported/
- https://trestleiq.com/knowledge-base/what-queries-are-billable/
- https://trestleiq.com/knowledge-base/why-wont-my-email-work-to-signup-for-trestle/
- https://trestleiq.com/phone-validation-api/
- https://trestleiq.com/pricing/
- https://trestleiq.com/terms-of-service/