Country Guide

German IBAN Validation & Bundesbank Directory Lookup

Comprehensive guide to validating German International Bank Account Numbers (DE). Learn about the 22-character format, Bankleitzahl (BLZ), and instant BIC lookup.

German IBAN Specifications

• Total Length: Exactly 22 characters.
• Format Prefix: Starts with DE followed by 2 check digits.
• Bank Code (BLZ): 8 digits (Bankleitzahl).
• Account Number: 10 digits (Kontonummer).

Example German IBAN

Valid public test example:

DE89370400440532013000

This resolves to Deutsche Bank AG with BIC DEUTDEDB700 and routing code 37040044 using official Bundesbank data.

API Integration

Use our IBAN Validation API to check German IBANs programmatically in real-time.

Related: Coverage | German IBAN Guide | Docs