Breadcrumb Ag Home Extension County Extension Offices Cavalier County Contact Us Page Title Contact Us County Image Body County Extension Office Cavalier County 4-H Events Services Contact Us Widgets Cavalier County Mailing address: Address Courthouse, 901 3rd St, Ste 7 Langdon, ND 58249-2457 United States Phone 701-256-2560 Email NDSU.Cavalier.Extension@ndsu.edu URL Visit website Office hours: Summer Hours: M- Th 8:30 AM -4:30 PM and Friday 8:30 AM -Noon Name Position Email Phone Hayen, Jane Administrative Assistant jane.pritchard@ndsu.edu Phone 701-256-2560 Henry, Katie Extension Agent, Family and Community Wellness | CC, 4-H katie.d.henry@ndsu.edu Phone 701-256-2560 Results: 1 - 2 of 2 1