Maxwell, NM

ZIP code 87728 covers the area of Watrous, New Mexico. This area is home to the historic Fort Union National Monument, which preserves the ruins of the largest 19th-century military fort in the region. The site offers visitors a glimpse into the area's rich history and its role in the Santa Fe Trail. Zip code 87728 also includes the scenic hike at the Santa Fe Trail National Scenic Byway.