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.
The dashes are the only thing that might throw you. 1  The Service Tag is just a big base-36 number (composed of digits [0-9A-Z]) so, 2  Convert it to a big decimal number (12,542,331,601), then. 3  Add dashes every third digit starting from the left-most (MSD) digit.