Portugal NIF, IBAN, Postcode & CAE Validator

Phone Number Validator

automation-lab/phone-number-validator

Validate and format phone numbers using Google's libphonenumber. Returns validity, SMS suitability, campaign risk flags, number type, country, and E.164/national formats.

EU VAT Number Validator API

andok/eu-vat-validator

Validate EU VAT numbers in bulk against the official VIES database. Extract company name, address & VAT status. Pay per validation, no subscription.

IBAN Lookup

greip/iban-lookup

Validate International Bank Account Numbers (IBANs) and retrieve comprehensive country information, banking details, formatting options, and validation results. Ideal for financial services, compliance checks, and fraud prevention.

WhatsApp Validator — Bulk Number Check

accurate_pouch/whatsapp-validator

Validate whether phone numbers have active WhatsApp accounts. Requires a Whapi.Cloud API key (free tier available at whapi.cloud). Supports bulk checking with E.164 normalization, rate limiting, and per-number results. Pricing: $0.003/check.

Spain Tax ID Validator — NIF, CIF, NIE, IBAN & EU VAT (VIES)

iberiq/spain-tax-id-validator

Batch-validate Spanish tax IDs (NIF/DNI/NIE/CIF check digits), IBANs and EU VAT numbers against the official VIES API. Auto-detection, caching (cache hits are free), retries. Built for AI agents, n8n, Make and Zapier.

Email Address Validator

web.harvester/email-address-validator

A powerful tool for validating and assessing the quality of email addresses. This Actor provides comprehensive information about email deliverability, format validity, and classification.

Validate and decode Italian tax codes (codice fiscale), VAT numbers (partita IVA) and IBANs in bulk. Italian and San Marino IBANs are fully parsed (CIN, ABI, CAB, account). Optional live VIES check for VAT numbers. Offline, fast, no scraping.

IBAN, VAT, BIC and ISIN validator

mangudai/iban-vat-validator

Validate and parse IBAN, VAT, BIC and ISIN codes offline, no API key. Checks format and check digits, then returns a table with the type, country, compact and formatted form, and a reason for any code that fails. Runs on python-stdnum, so it stays fast and reliable.

Email Validator API - Verify, Disposable Check, MX

george.the.developer/email-validator-api

Validate email addresses and check if an email is valid and deliverable: MX record verification, SMTP checks, disposable email detection, free-provider and role-based flags. Clean email lists before outreach. 400+ disposable domains covered.

Container Number Validator API

caulleonard/konteyner-no-validator

Validate ISO 6346 shipping container numbers. Checks format and check digit, returns owner code, category, and serial.