# FraudNova, free, GET /api/v1/check/phone: Phone validation API

> A phone validation API for knowing whether a number is real before you text it.

FraudNova's Free plan for the phone validation API costs $0.00 per 1,000 phones. We check each provider's docs for 9 fields. FraudNova's docs list 6: Formats, Validity, Type, Carrier, Place, Risk.
In [our phone validation API benchmark](https://datacircle.dev/best-phone-validation-api.txt), the best plan from FraudNova scores 41.9 out of 100. FraudNova ranks 18th of 71 providers.
This plan is free. We rank 1,340 plans for phone validation APIs by price. Half the plans cost $2.923 or less per 1,000 phones. [298 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/fraudnova/free-get-api-v1-check-phone
- [Phone validation API in 2026: the best of 70+ compared](https://datacircle.dev/best-phone-validation-api.txt)
- Get it: https://fraudnova.com/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing#pricing
- Request: `GET https://fraudnova.com/api/v1/check/phone`
- API key: with the plan, on https://fraudnova.com/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing#pricing
- Its API docs: https://fraudnova.com/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Sold by: FraudNova (https://fraudnova.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing)
- Checked: 2026-11-11

## In the answer

- Completeness: 67%
- Formats: ✓
- 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: Check an IP · Batch check · Check an email · Batch check emails · Batch check phone numbers

## Overage

- Units cap: hard

## Not found

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

## In their words

- Their pitch: A phone validation API for knowing whether a number is real before you text it.

## Data

- What it checks: numbering plan, carrier, line in service
- Keep data: no limit
- Use data: You agree not to use the Service unlawfully or to: submit IP addresses, email addresses, or phone numbers for which you have no lawful basis to process the associated data, resell, sublicense, or expose the raw Service to third parties as your own scoring product without authorization, exceed or circumvent rate limits, probe, or disrupt the Service or its infrastructure, use results to unlawfully discriminate against, harass, or harm any person. [...] Scores are probabilistic indicators, not statements of fact about any person, and must not be the sole basis for any decision with legal or similarly significant effects.

## Plan

- Pay: $0
- You get: 25 credits
- Enough for: 25 calls, once
- Expires: never

## Rate limit

- Per second: 10
- Concurrent: 50
- Batch: 1

## Speed

- Answer: in the call
- Median: 1.90 s

## The call

- You send: phone. Optional: country
- Method: GET
- Path: /api/v1/check/phone

## About the plan

- Plan: Free
- Who can get it: anyone who registers and verifies their email, no card required

## The 23 fields the plan's answer can hold

success, valid, fraud score, recent abuse, VoIP, prepaid, risky, active, carrier, line type, country, region, city, timezone, ZIP code, dialing code, do not call, leaked, spammer, active status, formatted number, local format, credits remaining

## FraudNova's plans (5)

- [FraudNova, free, GET /api/v1/check/phone](https://datacircle.dev/validate-phone-apis/fraudnova/free-get-api-v1-check-phone/llms.txt): $0.00 per 1,000, 67% complete
- [FraudNova, $40 pack, Starter, GET /api/v1/check/phone](https://datacircle.dev/validate-phone-apis/fraudnova/40-pack-starter-get-api-v1-check-phone/llms.txt): $8.00 per 1,000, 67% complete
- [FraudNova, $140 pack, Growth, GET /api/v1/check/phone](https://datacircle.dev/validate-phone-apis/fraudnova/140-pack-growth-get-api-v1-check-phone/llms.txt): $7.00 per 1,000, 67% complete
- [FraudNova, $300 pack, Scale, GET /api/v1/check/phone](https://datacircle.dev/validate-phone-apis/fraudnova/300-pack-scale-get-api-v1-check-phone/llms.txt): $6.00 per 1,000, 67% complete
- [FraudNova, $1,000 pack, Bulk, GET /api/v1/check/phone](https://datacircle.dev/validate-phone-apis/fraudnova/1000-pack-bulk-get-api-v1-check-phone/llms.txt): $5.00 per 1,000, 67% complete

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

- `POST /api/v1/check/phone/batch`: [FraudNova, free, POST /api/v1/check/phone/batch](https://datacircle.dev/validate-phone-apis/fraudnova/free-post-api-v1-check-phone-batch/llms.txt)
- `GET /api/v1/check/phone`: [FraudNova, free, GET /api/v1/check/phone](https://datacircle.dev/validate-phone-apis/fraudnova/free-get-api-v1-check-phone/llms.txt)

## FraudNova's APIs (4)

- [FraudNova IP company lookup API pricing, 5 plans, POST /api/v1/check/batch](https://datacircle.dev/ip-company-lookup-apis/fraudnova/free-post-api-v1-check-batch/llms.txt)
- [FraudNova IP company lookup API pricing, 5 plans, GET /api/v1/check](https://datacircle.dev/ip-company-lookup-apis/fraudnova/free-get-api-v1-check/llms.txt)
- [FraudNova IP geolocation API pricing, 5 plans, POST /api/v1/check/batch](https://datacircle.dev/ip-geolocation-apis/fraudnova/free-post-api-v1-check-batch/llms.txt)
- [FraudNova IP geolocation API pricing, 5 plans, GET /api/v1/check](https://datacircle.dev/ip-geolocation-apis/fraudnova/free-get-api-v1-check/llms.txt)
- [FraudNova Email verification API pricing, 5 plans, POST /api/v1/check/email/batch](https://datacircle.dev/validate-email-apis/fraudnova/free-post-api-v1-check-email-batch/llms.txt)
- [FraudNova Email verification API pricing, 5 plans, GET /api/v1/check/email](https://datacircle.dev/validate-email-apis/fraudnova/free-get-api-v1-check-email/llms.txt)
- [FraudNova Phone validation API pricing, 5 plans, GET /api/v1/check/phone](https://datacircle.dev/validate-phone-apis/fraudnova/free-get-api-v1-check-phone/llms.txt)

## FraudNova: phone validation API alternatives

[FraudNova alternatives: every phone validation API provider ranked](https://datacircle.dev/fraudnova-alternatives.txt)

We list FraudNova's cheapest paid plan first. Next we list other providers' plans closest to FraudNova in price per 1,000 phones.

- [FraudNova, $1,000 pack, Bulk, GET /api/v1/check/phone](https://datacircle.dev/validate-phone-apis/fraudnova/1000-pack-bulk-get-api-v1-check-phone/llms.txt): $5.00 per 1,000, 67% complete
- [Signal House, top-up from $10](https://datacircle.dev/validate-phone-apis/signal-house/top-up-from-10/llms.txt): $5.00 per 1,000, 44% complete, live
- [CallerAPI, $25 monthly, Basic, GET /api/lookup/{phone}](https://datacircle.dev/validate-phone-apis/callerapi/25-monthly-basic-get-api-lookup-phone/llms.txt): $5.00 per 1,000, 78% complete, stored
- [Azure Communication Services, pay as you go, Pay-as-you-go, POST /operatorInformation/:search, Phone Numbers - Operator Information Search, full](https://datacircle.dev/validate-phone-apis/azure-communication-services/pay-as-you-go-pay-as-you-go-post-operatorinformation-search-phone-numbers-operator-information-search-full/llms.txt): $5.00 per 1,000, 56% complete
- [iBlueText, top-up](https://datacircle.dev/validate-phone-apis/ibluetext/top-up-pay-as-you-go-lookup-credits/llms.txt): $5.00 per 1,000, 11% 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://fraudnova.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://fraudnova.com/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://fraudnova.com/docs/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://fraudnova.com/email-validation-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://fraudnova.com/ip-fraud-detection-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://fraudnova.com/phone-validation-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://fraudnova.com/proxy-vpn-detection-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://fraudnova.com/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing