Dun & Bradstreet’s D-U-N-S Number is a unique nine-digit identification sequence which provides unique identifiers of single business entities, while linking corporate family structures together.
When you are registering a Developer Account with Apple (as an organisation) you must provide a D-U-N-S Number. Your company/organisation may already have one so check before registering for one.
How can I get a D-U-N-S Number?
*Singaporean companies must pay a $400SGD fee to receive their D&B D-U-N-S® Registered™ Seal which includes their D-U-N-S Number.