# Singula, free account credit, POST /app/phone-lookup-premium: Phone validation API

> Premium phone: HLR, presence and breaches

Singula's Free account credit plan for the phone validation API costs $0.00 per 1,000 phones. We check each provider's docs for 9 fields. Singula's docs list 6: Number, Validity, Type, Carrier, Place, Risk.
We haven't run Singula through [our phone validation API benchmark](https://datacircle.dev/best-phone-validation-api.txt) yet.
This plan is free. We rank 1,494 plans for phone validation APIs by price. Half the plans cost $3.20 or less per 1,000 phones. [326 phone validation API plans on our price sheet are free.](https://datacircle.dev/best-phone-validation-api.txt) [Trestle](https://datacircle.dev/validate-phone-apis/trestle/free/llms.txt) has a free plan with 25 calls in total. Trestle is the best phone validation API in our benchmark.
[Linq's $260 monthly plan](https://datacircle.dev/validate-phone-apis/linq/260-monthly-pro-post-v3-capability-check-imessage/llms.txt) is the cheapest paid plan per 1,000 phones. Linq's phone validation API costs nothing beyond the plan price. [Keyronne's pay-as-you-go plan](https://datacircle.dev/validate-phone-apis/keyronne/pay-as-you-go/llms.txt) costs the least for 10,000 phones a month: $0.20.
[Trestle](https://datacircle.dev/validate-phone-apis/trestle/top-up-from-10-self-serve-pay-as-you-go-get-3-0-phone-intel-phone-validation-api/llms.txt), [Signal House](https://datacircle.dev/validate-phone-apis/signal-house/top-up-from-10/llms.txt) and [Data247](https://datacircle.dev/validate-phone-apis/data247/12-pack-membership-get-v3-0-verify247-phone/llms.txt) are the best phone validation API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/validate-phone-apis/singula/free-account-credit-post-app-phone-lookup-premium
- [Phone validation API in 2026: the best of 60+ compared](https://datacircle.dev/best-phone-validation-api.txt)
- Get it: https://singula.mx/en/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Request: `POST https://api.singula.mx/app/phone-lookup-premium`
- API key: with the plan, on https://singula.mx/en/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Its API docs: https://singula.mx/en/docs/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing#s-phone-lookup-consultar-telefono-premium-consulta-directa
- Sold by: Singula (https://singula.mx?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing)
- Checked: 2026-11-11

## In the answer

- Completeness: 67%
- Number: ✓
- Validity: ✓
- Type: ✓
- Carrier: ✓
- Place: ✓
- Risk: ✓

## Price

- $ per 1,000 phones: $0.00
- Per: call
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: CURP from a person's details · CURP validated against RENAPO · RFC for an individual · RFC for a company · RFC validated against the SAT · e.firma and digital seals validity · INE read and checked against the Lista Nominal · Identity verification with liveness · SPEI transfer tracked with Banxico · Verified certificate of tax status · Reading one document · Verified power of attorney · Electronic signature of a document · Sanction lists, PEP and the SAT registries · Judicial records of a person · Judicial records of a company · Phone: validity, carrier and type · Email verified by a code · Email footprint · Digital footprint · Digital footprint Premium

## Overage

- Units cap: hard

## Not found

- $ per 1,000 calls that find nothing: $0.00

## In their words

- Their pitch: Premium phone: HLR, presence and breaches

## Data

- Freshness: live
- Countries: Worldwide
- What it checks: numbering plan, carrier, line in service, messaging apps
- Keep data: no limit
- Use data: The User agrees to: Use the API and Platform solely for legitimate and lawful purposes. Not attempt to access data belonging to other users. Not reverse engineer, decompile, or disassemble any part of the Platform or API. Not exceed the established usage limits or attempt to circumvent rate limits. Comply with all applicable laws and regulations, including data protection laws. Not use the services for any discriminatory or illegal profiling purposes.

## Plan

- Pay: MX$0
- You get: 100 credits
- Enough for: 20 calls, once
- Expires: 30 days

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: phone
- Method: POST
- Path: /app/phone-lookup-premium

## About the plan

- Plan: Free account credit
- Who can get it: anyone with a company email domain: "For corporate domains, on confirming the email", granted once in that domain's lifetime, Gmail, Outlook, Yahoo and disposable inboxes get the test environment only

## The 19 fields the plan's answer can hold

phone number, valid, country code, country name, carrier, line type, region, check date, Singula Score, score band, recommendation, score reason codes, SMS pumping risk, breached, breach count, WhatsApp registered, linked accounts, linked names, request ID

## Singula's plans (2)

- [Singula, free account credit, POST /app/phone-lookup-premium](https://datacircle.dev/validate-phone-apis/singula/free-account-credit-post-app-phone-lookup-premium/llms.txt): $0.00 per 1,000, 67% complete, live
- [Singula, top-up from MX$200, Top-up, POST /app/phone-lookup-premium](https://datacircle.dev/validate-phone-apis/singula/top-up-from-mx-200-top-up-post-app-phone-lookup-premium/llms.txt): $271.98 per 1,000, 67% complete, live

## Singula's calls for this API (2)

- `POST /app/phone-lookup`: [Singula, free account credit, POST /app/phone-lookup](https://datacircle.dev/validate-phone-apis/singula/free-account-credit-post-app-phone-lookup/llms.txt)
- `POST /app/phone-lookup-premium`: [Singula, free account credit, POST /app/phone-lookup-premium](https://datacircle.dev/validate-phone-apis/singula/free-account-credit-post-app-phone-lookup-premium/llms.txt)

## Singula's APIs (2)

- [Singula Business verification API pricing, 2 plans](https://datacircle.dev/business-verification-apis/singula/free/llms.txt)
- [Singula Phone validation API pricing, 2 plans, POST /app/phone-lookup-premium](https://datacircle.dev/validate-phone-apis/singula/free-account-credit-post-app-phone-lookup-premium/llms.txt)

## Singula: phone validation API alternatives

[Singula alternatives: other phone validation API providers by price](https://datacircle.dev/singula-alternatives.txt)

We list Singula's cheapest paid plan first. Next we list other providers' plans closest to Singula in price per 1,000 phones. Each plan in the list gives live data.

- [Singula, top-up from MX$200, Top-up, POST /app/phone-lookup-premium](https://datacircle.dev/validate-phone-apis/singula/top-up-from-mx-200-top-up-post-app-phone-lookup-premium/llms.txt): $271.98 per 1,000, 67% complete, live
- [Data8, £60 pack, 1,000 credits, POST /PhoneValidation/IsValid.json, IsValid, IncludeUSStatus](https://datacircle.dev/validate-phone-apis/data8/60-pack-1000-credits-post-phonevalidation-isvalid-json-isvalid-includeusstatus/llms.txt): $160.02 per 1,000, 56% complete, live
- [NumberBroom, top-up from $10](https://datacircle.dev/validate-phone-apis/numberbroom/top-up-from-10/llms.txt): $200.00 per 1,000, 67% complete, live
- [TPSClear, £795 monthly, Scale, POST /v1/dead-number](https://datacircle.dev/validate-phone-apis/tpsclear/795-monthly-scale-post-v1-dead-number/llms.txt): $212.026 per 1,000, 56% complete, live
- [Enrich.so, $149 monthly](https://datacircle.dev/validate-phone-apis/enrich-so/149-monthly/llms.txt): $298.00 per 1,000, 56% complete, live

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-11.

- https://singula.mx/en/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://singula.mx/en/docs/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://singula.mx/en/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://singula.mx/en/products/phone-lookup?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://singula.mx/en/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing