A W Sperry Instruments - Industry Directory Are you already on the list? Do you need to update your information? Click On the button below and Fill out the form to request edits to your listings or to be included in our Directory. Click Here Contact Admin [contact-form-7 id=”37131″ title=”Contact form”] Go back to directory. Add to Address Book. A W Sperry Instruments A W Sperry Instruments Contact: Dennis W Carroll Work P O Box 9300 Smithtown NY 11787 work Work Phone: 800-645-5398work Work Fax: 516-434-3128workfax Work Email: cat@sperryinstruments.comINTERNET No Image Available