There is an email address for them on the website. I'd try that. A phone call can cost them money, time, and they might not know the best time to call you back. An email is free and they can respond 24/7 when they have a free moment.
hbeleatherworks@gmail.com
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CCW permit holder for Utah, Pennsylvannia, Maine and New Hampshire. I can carry in your country but not my own.