Prime Office Space Near Chinatown Corridor. Excellent location on the SEC of Twain & Jones, conveniently situated between W. Spring Mountain Road and W. Flamingo Road just minutes from the vibrant Chinatown corridor. Office suites are available in the beautiful City National Bank Building with each suite opening into a large, welcoming lobby. Suite 203-6,400 SF (Premier Suite) The premier office space in the building, featuring a stunning reception area, large conference room and ten private offices. Previously occupied by a corporate bank office, this suite offers an elegant, executive layout ideal for professional firms. Suite 200-3,450 SF Beautifully updated with new flooring and fresh paint, this suite includes six private offices, a conference room and a professional reception area. Both suites are move-in ready and offer a prestigious setting in one of the area's most desirable office locations.