Converters & Lookups
Reference tables and quick validators.
BIC Syntax Validator
Validate SWIFT/BIC code structure.
Country Code Reference
Search common ISO country codes.
Currency Symbol Reference
Search common currency codes and symbols.
ISBN Validator
Validate ISBN-10 and ISBN-13 check digits.
ISSN Validator
Validate ISSN check digits.
Periodic Table Lookup
Search chemical elements by symbol, name or atomic number.