Visit StorageMart for Merriam storage with drive up access at 7460 Frontage Rd or call 913.722.1991. First month free on select units, get instant quotes online today! Are you looking for options for your Merriam storage? StorageMart has a variety of options for your needs. We offer standard and climate controlled storage space, with drive-up access and covered, drive-in loading bays. With a variety of storage unit types, we’re sure to have the right space for you. Here at StorageMart we make sure you have access to your unit by having convenient hours from 6am to 10pm.