clearoutphone
ClearoutPhone provides real-time phone number validation, carrier lookup, and enrichment across 248+ countries via web tools, REST API, and bulk uploads, serving marketers, developers, revenue operations, and enterprise teams that need to ensure SMS and call deliverability.
- Company typePrivate
- Founded-
- HeadquartersSan Francisco, United States
- Headcount—
- GTM typeB2B
- OfferingSoftware
What clearoutphone does
ClearoutPhone is a phone number validation and enrichment platform operated as a product line under Clearout Inc., delivering real-time verification of phone numbers across 248+ countries with sub-200ms response times and 99.9% accuracy in its Smart Validation mode. The platform is built on global telecom database integration and exposes its capabilities through three primary surfaces: a self-serve web Phone Validator, a developer-first REST API supporting cURL, PHP, Java, Node.js, Python, C#, and Go, and a Bulk Phone Number Validation service for CSV/XLSX contact lists. Complementary free tools include Carrier Lookup and Phone Line Type Checker, used as top-of-funnel acquisition assets.
Underlying technical components include E.164 standardization, dynamic Smart Validation that triggers deeper telecom queries for recently ported or VoIP lines, smart caching to prevent duplicate charges, geolocation and timezone enrichment, and a globally distributed infrastructure with a 99.9% uptime SLA. The product serves marketers, sales teams, developers, revenue operations, and enterprise organizations that need to ensure phone database quality and SMS/call deliverability, with named enterprise customers including Microsoft, L'Oréal Paris, and Times Internet.
The business model is credit-based with non-expiring credits, offered through pay-as-you-go purchases, monthly and annual subscriptions (up to 40% discount vs. one-time pricing), auto top-up, and custom enterprise plans above 5 million credits annually that include on-premise deployment and dedicated support. Go-to-market is product-led growth with 100 free trial credits, supplemented by 70+ integrations (HubSpot, Zapier, viaSocket, Integrately), an affiliate program, SEO/content marketing, and an enterprise overlay sales motion. The company holds SOC 2 Type II, ISO/IEC 27001:2022, and GDPR compliance certifications.
clearoutphone firmographics
Firmographics- Name
- clearoutphone
- Legal name
- ClearoutPhone
- Website
- https://clearoutphone.io
- Company type
- Private
- Operating status
- Operating
- Short description
- ClearoutPhone provides real-time phone number validation, carrier lookup, and enrichment across 248+ countries via web tools, REST API, and bulk uploads, serving marketers, developers, revenue operations, and enterprise teams that need to ensure SMS and call deliverability.
- Ownership category
- akta.pro rank
clearoutphone industry classification
Industry- Product category
- Phone Number Validation Software
- NAICS
- All Other Telecommunications (517810)
- SIC
- Communications Services, Nec (4899)
- akta.pro primary industry
- Identity, Address & Reference Verification (BPAKAEAJ)
- akta.pro secondary industry
- Customer Verification & KYC Outreach (Non-regulated outreach) (BPAAADAM)
Keywords
Where clearoutphone is headquartered
LocationHeadquarters
- HQ city
- San Francisco
- HQ country
- United States
- HQ region
- North America
Offices2 records
Markets served
clearoutphone business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Technology or R&D, Infrastructure, Personnel, Marketing or Sales, Operations
Revenue model
- Credit-Based Phone Validation: Users purchase credits to validate phone numbers. Standard validation costs 1 credit per number. Smart validation costs 1-5 credits depending on verification depth required. Credits never expire and roll over. Free tier provides 100 validation credits for new users.
- Subscription Plans (Monthly/Annual): Recurring subscription plans with automated credit replenishment. Monthly plans add credits every 30 days; annual plans add credits every 365 days. Subscribers receive up to 40% discount compared to one-time pricing. Includes auto top-up feature for seamless credit management.
- One-Time Credit Purchase: Pay-as-you-go credit purchases with no subscription commitment. Credits never expire and are carried forward. Suitable for intermittent or low-volume validation needs.
- Enterprise Custom Plans: Custom enterprise plans for organizations requiring more than 5 million credits annually. Tailored pricing, on-premise deployment options, and dedicated account management.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Unit Pricing | Pay-as-you-go | Pay As You Go - One-time credit purchase with no commitment |
| Subscription | Monthly | Monthly Subscription - Automated credit replenishment with 10% savings |
| Subscription | Annual | Annual Subscription - Automated credit replenishment with maximum savings |
| Subscription | Multi-year contract | Enterprise Custom - Tailored plans for high-volume users |
Go-to-market motion3 records
Distribution channels7 records
Marketing channels5 records
clearoutphone product offering
Product offeringCore offering
ClearoutPhone provides real-time phone number validation through a web application, developer REST API, and bulk CSV/XLSX processing. It verifies active status and returns carrier, line type, location, timezone, country code, and E.164 formatting across 248+ countries. Its Smart Validation mode performs deeper telecom queries for numbers that require additional verification.
Product overview
ClearoutPhone is a unified phone number validation platform offering three core products: a real-time Phone Validator with sub-200ms response times and 99.9% accuracy across 248+ countries, a REST API for developer integration into web forms, mobile apps, and custom solutions, and a Bulk Phone Number Validation service for processing CSV/XLSX contact lists at scale. The platform provides complementary tools including Carrier Lookup, Phone Line Type Lookup, Smart Validation (advanced mode with real-time telecom queries), Standard Validation (basic mode), and Auto Top-Up for automated credit management. Enterprise customers can access custom pricing, technical integration support, and on-premise deployment options. The product ecosystem is designed for marketers, developers, and revenue teams to ensure phone database quality and SMS/call deliverability.
Differentiator
Problem solved
Functional benefit
Brands
- Smart Validation: Advanced validation mode with real-time telecom queries for higher accuracy on ported and VoIP numbers
- Standard Validation
- Carrier Lookup
- Phone Line Type Checker
Products and services
- Phone Validator (Real-Time Validation) Web-based phone validation service that checks individual phone numbers across 248+ countries and returns status, carrier, line type, location, and E.164-formatted number data. It is designed for marketers, developers, and revenue teams validating phone numbers for outreach readiness.
- Phone Validation API REST API for validating phone numbers at point of capture in web forms, mobile applications, and custom solutions. It returns JSON data including status, line type, carrier, location, timezone, country code, and E.164 format.
- Bulk Phone Number Validation Upload-based service for asynchronously validating thousands of phone numbers in CSV or XLSX contact lists. It provides per-number valid, invalid, or unknown status and enriched downloadable output ready for CRM import.
Quantifiable outcome
- SMS bounce rate reduced by 38% in first month
- +4 more outcomes
Companies that use clearoutphone
Customer profileNamed customers10 records
Segments5 records
Ideal customer profiles5 records
clearoutphone technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration8 records
AI capability1 record
Feature8 records
clearoutphone partnerships and signals
Strategic signalPartnerships
Three partnerships are on record, tiered core and minor.
- HubSpotcoreNative HubSpot integration enabling direct import/export of phone number lists for validation directly within the CRM workflow. Users can import lists from HubSpot, validate phone numbers, and export results back to HubSpot with unsubscribed contacts automatically handled.
- ZapiercoreNative Zapier integration allowing users to automate phone validation workflows across 70+ connected applications including Salesforce, Google Sheets, Klaviyo, ActiveCampaign, and many more. Enables no-code automation of phone validation tasks.
- TapfiliateminorAffiliate platform (Tapfiliate) used to manage ClearoutPhone's affiliate program. Allows marketers, growth hackers, and freelancers to refer clients and earn commissions on conversions.
Scale indicators8 records
Recent moves6 records
Expansion highlights6 records
clearoutphone competitors and assessment
Company assessmentDirect peers
- Telesign: Telesign delivers phone number intelligence, fraud prevention, and identity verification APIs across global carriers — directly comparable to ClearoutPhone on phone validation accuracy and enterprise reachability workflows.
- Plivo: Plivo provides phone number lookup and validation capabilities within its communications API suite, comparable to ClearoutPhone on carrier identification and validation for outbound SMS and voice.
- Numverify: Numverify offers a phone number validation REST API with international coverage and line-type data, closely mirroring ClearoutPhone's API product for SMB and developer customers.
- Telnyx: Telnyx offers a Number Verification / Lookup API with carrier and line-type data, directly competing with ClearoutPhone on real-time validation speed and developer-first pricing.
- MessageBird (Bird): MessageBird (now Bird) provides phone validation, carrier lookup, and SMS deliverability tools embedded in its CPaaS platform — a direct peer in the phone-validation-plus-SMS-marketing use case ClearoutPhone serves.
- AbstractAPI: AbstractAPI's Phone Validation API delivers E.164 formatting, carrier, and line-type detection across global numbers — a direct peer given near-identical developer-first positioning and pricing model.
- Twilio Lookup: Twilio's Lookup API offers real-time phone number validation, carrier lookup, and line-type intelligence — directly comparable to ClearoutPhone's REST API and Smart Validation offering across global markets.
- Vonage Number Insights: Vonage (now part of Ericsson) provides the Number Insights API for phone validation, carrier, and reachability data, competing head-to-head with ClearoutPhone on real-time telecom lookup and SMS deliverability optimization.
Emerging players
- ZeroBounce: ZeroBounce is best known for email validation but has expanded into phone verification, competing in the same RevOps data-quality segment that ClearoutPhone targets alongside Clearout Email Verifier.
Broad incumbents
- Melissa Data (Melissa): Melissa offers contact data quality tools including phone verification, address validation, and identity checks — a broader incumbent in the data-quality space that overlaps with ClearoutPhone's contact data enrichment use cases.
Market position
Strengths5 records
Weaknesses4 records
Competitive moat5 records
Key risks6 records
Key highlights7 records
Customer concentration
clearoutphone social profiles
Digital presenceclearoutphone compliance and trust
Trust signalCompliance3 records
clearoutphone financial estimates
Financial estimateRevenue estimate
Valuation estimate
clearoutphone leadership team
Management profileNumber of profiles
clearoutphone funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
clearoutphone M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about clearoutphone
What does clearoutphone do?
ClearoutPhone provides real-time phone number validation through a web application, developer REST API, and bulk CSV/XLSX processing. It verifies active status and returns carrier, line type, location, timezone, country code, and E.164 formatting across 248+ countries. Its Smart Validation mode performs deeper telecom queries for numbers that require additional verification.
Is clearoutphone a public or private company?
clearoutphone is a private company. It is classified as corporate owned and is currently operating.
When was clearoutphone founded?
clearoutphone was founded in -1.
Where is clearoutphone based?
clearoutphone is headquartered in San Francisco, United States, in the North America region.
How does clearoutphone make money?
Four revenue lines are on record. Credit-Based Phone Validation is the primary driver. The others are subscription Plans (Monthly/Annual), one-Time Credit Purchase and enterprise Custom Plans.
Who are clearoutphone's main competitors?
Direct peers on record are Telesign, Plivo, Numverify, Telnyx, MessageBird (Bird), AbstractAPI, Twilio Lookup and Vonage Number Insights. ZeroBounce is listed as an emerging player. Melissa Data (Melissa) is listed as a broad incumbent.
Does clearoutphone have an API?
Yes. ClearoutPhone offers a REST API for real-time phone number validation that integrates with web forms, mobile applications, and custom solutions. The API validates phone numbers across 248+ countries, returning data including status, line type, carrier, location, country name, country timezone, country code, and E.164 format. It supports cURL, PHP, Java, Node.js, Python, C#, and Go. Response times are under 200ms with 99.9% uptime SLA. Authentication uses Bearer tokens. The API also supports bulk phone number validation via CSV/XLSX file upload with asynchronous processing. Developer documentation is at docs.clearoutphone.io.
What industry is clearoutphone in?
clearoutphone's product category is Phone Number Validation Software. Its primary akta.pro industry code is BPAKAEAJ, Identity, Address & Reference Verification, with a secondary code of BPAAADAM, Customer Verification & KYC Outreach (Non-regulated outreach). Its NAICS code is 517810 and its SIC code is 4899.