The Magpies, now managed by former Wealdstone boss Stuart Maynard, will visit the Jakemans Community Stadium for the fourth pre-season in a row.
The Pilgrims will be fine tuning their own preparations just 10 days ahead of the big kick-off against Rochdale.
For the first time, United will be wearing their rhodamine red and raspberry third kit.
Tickets are on sale here – with contactless payments accepted on the turnstiles. In addition to terracing in the East Stand (Away) section, County supporters can also purchase seats in Block A of the Acorn Taxis (West) Stand.