Give them a call
https://gunrights.org/
P.O. Box 1776
Loveland, CO 80539
Tel: (877) 405-4570
Fax: (202) 351-0528
info@gunrights.org
Media Inquiries
(970) 460-9010
Not only email and call, but fax them. Preferably after business hours running the same, WHERE'S MY MEMBERSHIP! page over and over through your fax machine.