DELGADO COMMUNITY COLLEGE – SLIDELL is a Louisiana notary test preparation provider. Their learning site is located at 320 E. Howze Beach Rd., I-10 Service Rd. , Slidell, LA 70461. The primary instructor is ADAM S. LAMBERT, MONIQUE R. DRAKE. There course usually lasts 48 hours and is delivered in the following formats: Classroom. The program typically costs $599.