3 ms·I believe you can testify via a phone call and it takes roughly 10 minutes.by gaadd33 12y agoI believe you can testify via a phone call and it takes roughly 10 minutes.hueving 12y agoAnd how long does it take you to schedule that phone call and fill out the appropriate paperwork?gaadd33 12y agoMaybe about 10-15 minutes depending on your reading level and ability to fill out a web based form?