# Reassigned Numbers Database, $8 monthly: Phone validation API

> By querying the RND, numbers that were reassigned from a previous consumer can be immediately identified – thus ensuring your organization is not contacting consumers who have not given permission for the call/text.

Reassigned Numbers Database's "Tier 1, 1-Month Subscription" plan for the phone validation API costs $8.00 per 1,000 phones. Reassigned Numbers Database's docs list 2 of the 9 fields on our checklist: Number, Validity.
We haven't run Reassigned Numbers Database through [our phone validation API benchmark](https://datacircle.dev/best-phone-validation-api.txt) yet.
We rank 1,184 plans for phone validation APIs by price. Half the plans cost $3.152 or less per 1,000 phones. This plan costs less per 1,000 phones than 28% of the 1,184 plans.
[GuGuData's CNY 124 (about $19) monthly plan](https://datacircle.dev/validate-phone-apis/gugudata/cny-124-monthly/llms.txt) is the cheapest paid plan per 1,000 phones. GuGuData's CNY 124 (about $19) monthly plan charges nothing per call. You get as many phones as GuGuData's rate limit allows. [Neutrino API's On-Demand plan](https://datacircle.dev/validate-phone-apis/neutrino-api/pay-as-you-go-on-demand/llms.txt) costs the least for 10,000 phones a month: $0.80.
[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), [Data247](https://datacircle.dev/validate-phone-apis/data247/12-pack-membership-get-v3-0-verify247-phone/llms.txt) and [Abstract API](https://datacircle.dev/validate-phone-apis/abstract-api/19-monthly-starter-5000-requests-month/llms.txt) are the best phone validation API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/8-monthly
- [Phone validation API: the best of 40+ providers compared](https://datacircle.dev/best-phone-validation-api.txt)
- Get it: https://reassigned.us/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Request: Docs behind sign-up
- API key: with the plan, on https://reassigned.us/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Its API docs: https://reassigned.us/resources/guides?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Sold by: Reassigned Numbers Database (https://reassigned.us?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing)
- Checked: 2026-11-06

## In the answer

- Completeness: 22%
- Number: ✓
- Validity: ✓

## Price

- $ per 1,000 phones: $8.00
- Per: result
- Billing: monthly
- $ a month: $8

## Aggregators

- Aggregators: none

## Charges

- Also pays for: nothing else

## Overage

- Units cap: hard

## Not found

- $ per 1,000: $8.00

## In their words

- Their pitch: By querying the RND, numbers that were reassigned from a previous consumer can be immediately identified – thus ensuring your organization is not contacting consumers who have not given permission for the call/text.

## Data

- Freshness: 1 month
- Countries: United States
- Keep data: no limit
- Use data: As a Caller or Agent for a Caller you are licensed by the RNDA to access the RND Portal and use the RND Interface solely for the purpose of determining whether Telephone Numbers have been permanently disconnected as of a date certain. [...] As a Caller or Agent for a Caller, you specifically agree that any use of information provided by the RND respecting Telephone Numbers, other than to determine whether a Telephone Number has been permanently disconnected as of a date certain for purposes of compliance with the TCPA, is specifically prohibited. Without limiting the foregoing, you are prohibited from disclosing, selling, or otherwise providing such information to any third party (except as required for purposes of TCPA compliance), or using such information for purposes of marketing, advertising, or otherwise.

## Plan

- Pay: $8
- You get: 1,000 requests a month
- Enough for: 1,000 results a month
- Expires: end of the subscription term, unused queries don't carry over, but carry into a new subscription started with Change Immediately

## Rate limit

- Batch: 1,000

## The call

- You send: Docs behind sign-up

## About the plan

- Plan: Tier 1, 1-Month Subscription
- Who can get it: Callers (any person or entity that initiates calls or texts) and Caller Agents (with a Letter of Authorization from each client company), once RND Customer Support approves the registration

## The 6 fields the plan's answer can hold

query timestamp, phone number, reassigned, date of consent, company ID, record ID

## Reassigned Numbers Database's plans (48)

- [Reassigned Numbers Database, $8 monthly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/8-monthly/llms.txt): $8.00 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $60 monthly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/60-monthly/llms.txt): $6.00 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $280 monthly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/280-monthly/llms.txt): $5.60 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $544 monthly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/544-monthly/llms.txt): $5.44 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $1,040 monthly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/1040-monthly/llms.txt): $5.20 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $1,440 monthly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/1440-monthly/llms.txt): $4.80 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $2,000 monthly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/2000-monthly/llms.txt): $4.00 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $3,200 monthly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/3200-monthly/llms.txt): $1.60 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $6,400 monthly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/6400-monthly/llms.txt): $1.067 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $9,600 monthly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/9600-monthly/llms.txt): $0.96 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $19,200 monthly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/19200-monthly/llms.txt): $0.64 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $28,000 monthly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/28000-monthly/llms.txt): $0.56 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $24 quarterly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/24-quarterly/llms.txt): $8.00 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $180 quarterly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/180-quarterly/llms.txt): $6.00 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $840 quarterly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/840-quarterly/llms.txt): $5.60 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $1,632 quarterly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/1632-quarterly/llms.txt): $5.44 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $3,120 quarterly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/3120-quarterly/llms.txt): $5.20 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $4,320 quarterly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/4320-quarterly/llms.txt): $4.80 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $6,000 quarterly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/6000-quarterly/llms.txt): $4.00 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $9,600 quarterly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/9600-quarterly/llms.txt): $1.60 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $19,200 quarterly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/19200-quarterly/llms.txt): $1.067 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $28,800 quarterly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/28800-quarterly/llms.txt): $0.96 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $57,600 quarterly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/57600-quarterly/llms.txt): $0.64 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $84,000 quarterly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/84000-quarterly/llms.txt): $0.56 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $48 half-yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/48-half-yearly/llms.txt): $8.00 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $360 half-yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/360-half-yearly/llms.txt): $6.00 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $1,680 half-yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/1680-half-yearly/llms.txt): $5.60 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $3,264 half-yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/3264-half-yearly/llms.txt): $5.44 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $6,240 half-yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/6240-half-yearly/llms.txt): $5.20 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $8,640 half-yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/8640-half-yearly/llms.txt): $4.80 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $12,000 half-yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/12000-half-yearly/llms.txt): $4.00 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $19,200 half-yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/19200-half-yearly/llms.txt): $1.60 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $38,400 half-yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/38400-half-yearly/llms.txt): $1.067 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $57,600 half-yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/57600-half-yearly/llms.txt): $0.96 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $115,200 half-yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/115200-half-yearly/llms.txt): $0.64 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $168,000 half-yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/168000-half-yearly/llms.txt): $0.56 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $86 yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/86-yearly/llms.txt): $7.167 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $648 yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/648-yearly/llms.txt): $5.40 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $3,024 yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/3024-yearly/llms.txt): $5.04 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $5,875 yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/5875-yearly/llms.txt): $4.896 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $11,232 yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/11232-yearly/llms.txt): $4.68 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $15,552 yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/15552-yearly/llms.txt): $4.32 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $21,600 yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/21600-yearly/llms.txt): $3.60 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $34,560 yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/34560-yearly/llms.txt): $1.44 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $65,280 yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/65280-yearly/llms.txt): $0.907 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $97,920 yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/97920-yearly/llms.txt): $0.816 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $195,840 yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/195840-yearly/llms.txt): $0.544 per 1,000, 22% complete, 1 month
- [Reassigned Numbers Database, $285,600 yearly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/285600-yearly/llms.txt): $0.476 per 1,000, 22% complete, 1 month

## Reassigned Numbers Database's calls (1)

- Docs behind sign-up: [Reassigned Numbers Database, $8 monthly](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/8-monthly/llms.txt)

## Reassigned Numbers Database's APIs (1)

- [Reassigned Numbers Database: phone validation API pricing, 48 plans](https://datacircle.dev/validate-phone-apis/reassigned-numbers-database/8-monthly/llms.txt)

## Reassigned Numbers Database: phone validation API alternatives

- [Veriphone, $199 pack, 250,000 credits, GET /v3/verify, /v3/verify, full](https://datacircle.dev/validate-phone-apis/veriphone/199-pack-250000-credits-get-v3-verify-v3-verify-full/llms.txt): $7.96 per 1,000, 78% complete, live
- [ProWebLook, $80 pack, WhatsApp One-Time 10K, GET /wavalidation](https://datacircle.dev/validate-phone-apis/proweblook/80-pack-whatsapp-one-time-10k-get-wavalidation/llms.txt): $8.00 per 1,000, 67% complete, live
- [Twilio, top-up, Pay-as-you-go, GET /v2/PhoneNumbers/{PhoneNumber}, Line Type Intelligence](https://datacircle.dev/validate-phone-apis/twilio/top-up-pay-as-you-go-get-v2-phonenumbers-phonenumber-line-type-intelligence/llms.txt): $8.00 per 1,000, 67% complete, live
- [tpsmydata, £12 pack, 2,000 credits, GET /tps_multi_check](https://datacircle.dev/validate-phone-apis/tpsmydata/12-pack-2000-credits-get-tps-multi-check/llms.txt): $8.001 per 1,000, 67% complete, 1 day

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-06.

- https://reassigned.us/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://reassigned.us/resources/faq?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://reassigned.us/resources/guides?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://reassigned.us/sites/default/files/2025-07/NewPricingGraphics_07_02_25_with_discount_10tiers.png?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://reassigned.us/sites/default/files/resources/userguides/Caller_Registration_User_Guide_3.pdf?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://reassigned.us/sites/default/files/resources/userguides/QueryUserGuide_1.pdf?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://reassigned.us/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing