Onslow County Health Department Onslow County Health Department Search | Advanced Search | New Members | Coupons and Discounts | All Categories   Other >> Human Services Onslow County Health Department 612 College StreetJacksonville, NC 28540 | View on Google MapsMrs. Sheri Slater 910-347-2154 | fax: 910-347-7941 Visit Site Send a message to: Onslow County Health Department Your Name: Your Email: Subject: Message: (Date: 4/20/2025) If your business isn't here, contact us today to get listed! Categories No categories