Guardian Self Storage is located on 2150 E Orangethorpe Ave in Fullerton. Guardian Self Storage offers a number of products and services, which include Mini Storage Video Surveillance, Lighting . Guardian Self Storage accepts Cash, Check. as methods of payment. Guardian Self Storage can be reached by phone by calling (714) 680-0300 during the hours which are Monday 9:00am to 6:00pm , Tuesday 9:00am to 5:00pm , Wednesday 9:00am to 5:00pm , Thursday 9:00am to 5:00pm , Friday 9:00am to 5:00pm , Saturday 9:00am to 5:00pm , Sunday 9:00am to 5:00pm or by going to their website . Guardian Self Storage has a single review on MojoPages.com, and it's a positive review.