The Advantus DUN or Dun & Bradstreet number is 10-185-6748.
The Data Universal Numbering System, abbreviated as DUNS or D-U-N-S, is a proprietary system managed by the company Dun & Bradstreet. They assign and manage unique numeric company identifiers, referred to as a “DUNS number” to help lenders and government agencies clearly identify your company and understand your company’s financial history.