The Eastern championships are at Cambridge on 29th June This is the next level up from the County championships and medal winners from the County Champs should consider entering (and anyone who was close to getting a medal).
There are events for all ages U13 to Senior.
You can find details at https://easternaa.com and can enter at https://www.race-results.co.uk/onlineentries/user/login.php?raceid=5338
Medals for first 3 in all events.