Email I just got:
Dear US Mint Customer:
Thank you for your recent usmint.gov order. We greatly appreciate your
business!
We are experiencing an issue processing your order and request your
assistance in providing additional information to enable us to release
it for shipment.
Please contact us by calling our Customer Care Department at:
1-800-USA-MINT (872-6468) for further assistance, we are available (7)
days a week, from 6:00 AM – 10 PM EST.
Regrettably, due to product demand, we are unable to hold your order
past (5) business days. If we have not been contacted within this
timeframe, we will be forced to cancel your order.
We apologize for any inconvenience this may have caused and look forward
to hearing from you soon.
Thank you in advance for your assistance.
Sincerely,
US Mint Order Verification