Western Union is located at 18 Atlantic Ave, Lynbrook, NY. This business specializes in Financing. Western Union is open Mon, 9am-7pm ; Tue, 9am-7pm ; Wed, 9am-7pm ; Thu, 9am-7pm ; Fri, 9am-7pm ; Sat, 9am-5pm ; Sun, Closed. and accepts Cash, Mastercard and Visa.