Ok, I'll answer my own question. It appears that the only place to get them is at the dealer. Part number is 18643-01004 and there are 4 bulbs in the trip computer that should all be replaced at the same time. There is a technical service bulletin (TSB) that outlines the replacement process. The TSB number is 04-90-005.
This microwave does not come with replacement bulbs for interior or area lighting.
You should be able to procure these bulbs online. There are many websites that sell replacement bulbs.
A replacement bulb for a Dell projector may be purchased from many retail stores who stock the Dell brand of equipment. Alternatively bulbs can be found at Amazon or on eBay.
They have several on the market today. Some are halogen and high-density discharge as well as the standard non-halogen bulbs. Prices will vary depending on the brand and where you buy them at.
Usually replacement DLP bulbs can be bought at local TV repair stores or warehouses in the area. Another option is to use the repair service of the brand of the device the bulb is needed for.
The Peanuts Lighted Window Decorations do not come with replacement bulbs, but they use standard mini-bulbs, which are readily available locally.
Replacement bulbs for NEC projectors can be purchased online. Projector Central specializes in selling projector lamps and projector bulbs. Ebay or Amazon are some other good sites where these bulbs can be purchased.
Any auto shop such as Auto Zone will have headlight replacement bulbs. Also general stores such as Sears or Kmart offers replacement bulbs in their auto sections.
You can purchase replacement bulbs for a Sharp projector from your local large stationary store, such as Staples. Failing that, you can try sites such as Amazon or eBay.
it uses a 14A, 2.5-volt screw base bulbs. google it.
Overhead projector replacement bulbs will definitely be sold somewhere on eBay or alternatively you could ask the local secondary school or college for help.
Any store that sells the aquariums will also have replacement bulbs. PetSmart or PETCO are the best places to find these. Some hardware stores with a good selection of light bulbs may also carry these.