Leading the Way in Military Medicine. 1  Walter Reed National Military Medical Center. 2  Naval Medical Center Portsmouth. 3  Naval Medical Center San Diego. 4  Hospitals. Clinics.  Surface 1  Ships. Aircraft Squadrons.  Fleet Marine Force.
The service tag is unique to your system - it is essentially the serial number. If you don't have it recorded, but have your system registered with Dell (or purchased it direct from Dell), you should be able to obtain it by calling customer service with your order number or your name and address. Like 0. Reply.
What is a D-U-N-S Number? The D-U-N-S Number is a unique nine-digit number that identifies business entities on a location-specific basis. Assigned and maintained by Dun & Bradstreet (D&B), the D-U-N-S Number is widely used as a standard business identifier. To learn more, visit dnb.com.