There is an EKHeralds mailing list open to all heralds in the East Kingdom, which you may join by sending a blank email to 

ekheralds+subscribe@herald.eastkingdom.org or via the Google Groups web interface at https://groups.google.com/a/herald.eastkingdom.org/g/ekheralds .

There is also a Facebook group open to all heralds in the East, which you may join

https://www.facebook.com/groups/east.kingdom.heralds