AA U-Stor-M - Pomona is a premier provider of self storage for residential and business customers in Pomona and surrounding areas. We pride ourselves on customer service and look forward to helping you find the right storage space for your needs. AA U-Stor-M - Pomona is clean, safe, secure and conveniently located. We offer many different sizes of self storage units so you can find the exact size you need at an affordable price. Whether you need to store your things for just a little while or have long-term requirements we are happy to help you. Come see us and let our expert staff find a way to fulfill your storage needs.