Contact Us

Have a question about our policies, services or anything else? Drop us an email and we'll get back to you with an answer. Please fill in the areas below:

Global Locations

China - Hong Kong SAR
Certified Collectibles Group — International Hong Kong Limited
Suite 1208-10, 12/F, Tower 1,
The Gateway, Harbour City,
25 Canton Road, Tsim Sha Tsui,
Kowloon, Hong Kong, China

Office visits by appointment only.
Hours (Monday to Friday):
10:00am to 6:00pm

(+852) 2115 3639

United States
P.O. Box 4755
Sarasota, FL 34230
United States

Hours (Weekdays):
8:00 a.m. to 8:00 p.m. EST

Call or text (+1) 855-GRADE10 (855-472-3310)
Message and data rates may apply for text messages.

Please use this address if shipping with FedEx or UPS:
5501 Communications Parkway
Sarasota, FL 34240

China - Mainland
NGC Shanghai Business Information Consulting Co., Ltd.
Unit 1101-41, Shanghai Central Plaza,
381 Huaihai Middle Road,
Shanghai, China 200020

Office visits by appointment only.
Hours (Monday to Friday):
8:45am to 5:30pm

(+86) 400 635 8226
(+86) 21 6091 8050

Certified Collectibles Group – International GmbH
Seidlstraße 28,
80335 Munich, Germany

Office visits by appointment only.
Hours (Monday to Friday):
9:00am-12:00pm and 1:30-5:00pm

+49 (0) 89 550 66 780

United Kingdom
Certified Collectibles Group – International UK Limited
69 Southampton Row, Second Floor
London, United Kingdom

Office visits by appointment only. Please call or email to schedule an appointment.

Hours (Monday to Friday):
9:00am to 5:30pm

(+44) (0) 20 3968 3848

NGC India Numismatic Services Private Limited