Extra Space Storage on Dexter St in Cumberland offers a large selection of storage units, including drive-up, climate controlled, and non-climate controlled options. The facility is known for its exceptional security, with features like electronic gate access, a manager living on site, and the property being well-monitored and totally fenced in. The site is impeccably clean with wide drive aisles. Available amenities include RV parking, golf carts, and deliveries accepted. The staff is helpful, knowledgeable, honest, and professional, providing amazing and excellent customer service. They are upfront with costing, quick to return calls, and attentive to customer safety. The process to rent is easy and hassle-free, with the ability to sign up online. Customers report feeling that their belongings will be safe and express a commitment to return, citing a fantastic experience overall.