Real-Time Validation

Account Validation Services

Prevent payment failures with real-time UK bank account validation. Modulus checking, Confirmation of Payee, and KYC verification—all in one platform.

Instant Validation
Fraud Prevention
99.8% Accuracy
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Comprehensive Validation Services

Real-time validation to prevent payment failures and reduce fraud

Modulus Checking

Real-time validation of UK bank account numbers and sort codes using industry-standard algorithms

  • Instant account validation
  • Detect invalid account numbers
  • Prevent failed payments
  • Reduce BACS return fees
  • Built-in weights table validation
  • 99.8% accuracy rate
<100ms
Response Time
99.8%
Accuracy
Recommended

Confirmation of Payee (CoP)

Verify account name matches before processing payments—PSR compliant and fraud prevention

  • Real-time name matching
  • Fraud prevention
  • PSR compliant checking
  • Reduce misdirected payments
  • Customer confidence boost
  • Regulatory compliance
100%
PSR Compliant
85%
Fraud Reduction

KYC Verification

Automated customer verification and compliance checks for onboarding workflows

  • Identity verification
  • Address verification
  • AML compliance checks
  • PEP & sanctions screening
  • Document validation
  • Real-time verification
95%
Faster Onboarding
100%
AML Compliant

Why Choose Our Validation Services?

Industry-leading accuracy and speed

Lightning Fast

Sub-100ms response times for instant validation at the point of entry

Fraud Prevention

Reduce payment fraud by up to 85% with name matching and verification

Reduce Returns

Prevent failed payments and costly BACS return fees with pre-validation

99.8% Accuracy

Industry-leading accuracy rates ensure reliable validation every time

Easy Integration

RESTful API with comprehensive documentation for quick implementation

Fully Compliant

PSR, AML, and PSD2 compliant validation services

Simple, Transparent Pricing

UK's best value sort code and account validation services. No setup fees, no monthly minimums.

Our dedicated validation platform

Modulus Checking from just 2.5p per validation
CoP from just 15p per validation
Volume-based pricing discounts
No setup fees or monthly minimums
Real-time API integration
Transparent, pay-per-use pricing

View Complete Pricing Details

Visit our dedicated eSortcode platform for full pricing tiers, volume discounts, and service options.

View Pricing on eSortcode.com

Why Choose Our Validation Services?

Instant Results Sub-100ms response times
Highly Accurate 99.8% validation accuracy
Best Value UK's most competitive rates
Easy Integration RESTful API with documentation

All prices exclusive of VAT @ 20%

Need a custom quote? Contact our team

Ready to Prevent Payment Failures?

Start validating accounts in minutes with our easy-to-integrate API

Get Started API Documentation
99.8%
Validation Accuracy
<100ms
Response Time
85%
Fraud Reduction