- https://www.brixtonchrome.com
- http://www.coincommunity.com/forum/
- https://www.stampcommunity.org/out/partner.asp?e=260
- http://goccf.com/Amazon
- https://www.stampcommunity.org/
- https://www.facebook.com/StampCommunityFamily
- http://www.stampcommunity.org/rules.asp
- http://goscf.com/t/50424
- http://forum.snitz.com
