Solar Signs and it's parent company, Kerley Signs, Inc. are conveniently located just inside the Washington, D.C. capital beltway. We have worked in the local areas as well as across the United States. Experience our professional sign services for yourself. Get answers to your questions about the use of solar power for your next illuminated sign. Mailing Address:  7650 Preston Drive                              Landover , MD 20785 Phone:   800-216-SIGN Fax:       301-773-3465 Email:  info@kerleysigns.com