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.
USPS Tracking Number is a bar code that is printed on your shipping label or Printed on the Slip or Bill you get from the courier services. This Bar Code allows the Customer to Track How your Item Moves from city to city to reach you. That's the only information every customer eagerly wants to know.