Byteplant Phone-Validator
Byteplant's Phone-Validator is an advanced tool designed to validate and verify phone numbers in real-time. It ensures that phone numbers provided by users or customers are valid, correctly formatted, and associated with the correct country or region. The system checks for various factors, including whether the number is mobile or landline, and helps eliminate invalid or disconnected numbers, reducing errors and improving customer data quality. It integrates seamlessly through an API and offers bulk cleaning for large datasets, making it suitable for businesses managing large volumes of contact information. Phone-Validator enhances communication effectiveness by ensuring that every phone number in the system is accurate and up-to-date.
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Veriphone
Upload your CSV list or use our powerful real-time API. Clean your contact list and prevent fraud by validating phone numbers. Veriphone will validate, format, and look up the carrier and line type of any phone number. Instantly find if a phone number is valid or not. Works for all 248 countries and territories. Rewrite any valid phone number in a standard international or local format. Find a number's country based on its prefix or on the requesting IP address location. Find a phone number's line type, carrier, and region, whenever available. Validate your phone numbers list in minutes: Upload your CSV, validate, and download. Validate phone numbers in real time with our super-fast API go-to docs. We guarantee end-to-end encryption on all our services. Validated phone numbers are automatically and permanently deleted from our servers after every validation. Validate phone numbers on your favorite tools using our Zapier or Integromat integrations.
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1Lookup
1Lookup is an enterprise-grade data verification and intelligence platform that gives businesses real-time, high-accuracy validation for phone numbers, email addresses, and IP addresses through a unified API, helping ensure data quality, reduce fraud, and protect user experiences. It aggregates data from authoritative sources, including carrier networks, FCC databases, and global threat feeds, with daily updates to deliver sub-second verification results that detect invalid, risky, or fraudulent identities, improve deliverability, and flag disposable or suspicious contact data. The core services include phone validation with HLR and carrier lookup, phone spam and risk detection, email address validation with SMTP checks and disposable domain screening, and IP intelligence for precise geolocation, proxy/VPN detection, and risk scoring, all accessible via modern REST API calls that scale to millions of daily lookups without rate limits.
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Nimbler
Nimbler is the ultimate B2B contact data and enrichment platform. We make it easy for salespeople and marketers to access verified lead data and enrich their existing CRM data in real time.
Nimbler offers the best coverage, real-time validation, no charge for bad data, unlimited users at no extra cost, and no annual contracts.
Easily Find Prospects based on numerous filters like job title, company, seniority level, department, industry, location, interests, skills, education, and more.
Our data is validated in real-time so your outbound emails can reach the inbox of your ideal customers.
You can easily enrich your contact data and 50+ additional data points including social profiles, phone numbers, emails, and work and personal information.
Try Nimbler for free and get access to high-quality lead data and unlimited user seats.
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