In particular, the USPS distributes mail to Regional Centers which are assigned to a particular 3-digit partial ZIP (for example, zip codes starting with 921 are in the San Diego, CA area). Check out the excellent zipdecode website to see how partial zip codes map to areas of the country.
A pendeloque is a pear-shaped modification of the round brilliant cut used for diamonds and other gemstones. See also. Briolette; Cut (gems) References
A dreidel is a pointed, four-sided top which can be made to spin on its pointed base. Dreidels are normally made of plastic or wood, though there are silver or glass designer dreidels  available on the market, usually intended for display purposes. It is customary to play dreidel games on the holiday of Chanukah.