Home improvement stores (Lowe's, Home Depot), specialty lighting stores.
Modern light fixtures can be purchased from any homeware store such as Homebase or The Range. They are also available to buy from sites online, for example Interior Deluxe or Hansen Wholesale
The best place to buy a bulk quantity of modern-looking fluorescent light fixtures is from a local electrical supply store. If you have several stores in your area you could get estimates for the product you need including installation.
You can buy replacement globes for light fixtures at home improvement stores, lighting stores, online retailers, and hardware stores.
Lowes, Menards, Home Depot and Sears are some of the best places to buy interior lighting fixtures. They all host a large variety of sizes, colors, kinds and prices.
You could go to Lighting, Inc. They have locations in Houston, Austin, and San Antonio. You could also go to Texas Bright Ideas.
One can purchase modern vintage light fixtures from the Restoration Hardware catalog. One can also buy modern vintage light fixtures at hardware stores, including Home Depot and Lowe's.
No, not as far as I know. You can buy them anywhere.
Fluorescent light fixtures can be purchases at a wide variety of outlets, including your local office supply, electronics stores, and numerous venues online. Amazon offers very competitive prices for office lighting fixtures.
No car seems to come standard with in interior night light. You can, however, buy a light to install in any vehicle.
Several home improvement stores including Lowes and Home Depot, carry vanity light fixtures. Other well known stores that carry this product include Sears, Walmart, and Target.
Ceiling lights are a great way to add some extra lighting to any room. There are many different types of ceiling lights out there, including chandeliers, pendants, track lights, and recessed lights. These are all great options for adding some extra light to a space. You can buy these at energywisesolutions.com/products
Both Canada and the USA have a nominal 120V 60Hz AC supply grid, so fixtures bought in the USA should work when connected to electricity supplies in Canada.