Zip-Zone A This zone includes 14 zip codes and is mainly located north of Galveston in the Southeast area of Houston. It is represented by the color yellow on the Hurricane Evacuation Map.

Here’s a look at the 10 Texas ZIP codes harboring the highest percentage of Texans with postgraduate degrees: 1. 77030 (Houston, TX) - 51.7 percent 2. 77005 (Houston, TX) - 48.5 percent ...

Of the 500 most expensive ZIP codes in the U.S. based on median asking price for homes listed for sale, five are in Houston.