After Hours Formalwear, 17 area locations. After Hours is our top vote-getter for dressing the groom and groomsmen, although a few brides who answered our survey complained about service. Designers include Tommy Hilfiger and Oleg Cassini.

Ann Taylor, 800-342-5266. Available online and at the Connecticut Avenue and Tysons Galleria locations, the Celebrations Collection offers simple, classic dresses in a variety of styles and colors. Dresses start at $178.

Aria Bridesmaids, 2029 P St., Suite 201, NW; 202-293-2742. This appointment-only showroom carries dozens of styles in more than 50 colors. Also maternity dresses and two-piece options. Dresses: $150 to $195.

Bethesda Custom Tailor, Bethesda, 301-656-2077. In business more than 50 years, this custom tailor and retail men’s clothing store keeps nine tuxedo styles in stock, which allows for same-day rental. Designers include Calvin Klein and Chaps by Ralph Lauren.

Bridal Visions, Arlington; 703-237-0010. Bridesmaid lines include Dessy, Watters and Watters, and Alfred Angelo—which offers 46 color options. Also gowns, veils, headpieces, and accessories. Dresses: $130 to $225. Gowns: $500 to $2,500.

J.Crew, 800-205-3877. Understated dresses in a variety of cuts and colors, tuxedos and suits, and preppy outfits for flower girls and ring bearers.

Masters Tuxedo, 7 area locations. Designers include After Six, Ralph Lauren, and Bill Blass in everything from one- to seven-button jackets.

Men’s Wearhouse, ten area locations. A top vote-getter, Men’s Wearhouse has a wide selection that includes Calvin Klein and Ralph Lauren.

Nicole Miller, Tysons Galleria; 703-821-1630. Short and long dresses in 17 styles—from flirty lace to chic strapless. Prices: $275 to $530.