- Backstop Names LLC // United States of America Domains Registrar
- Baidu Europe B.V. // United States of America Domains Registrar
- Baracuda Domains, LLC // United States of America Domains Registrar
- Barbero & Associates Limited // United Kingdom of Great Britain and Northern Ireland Domains Registrar
- Baronofdomains.com LLC // United States of America Domains Registrar
- BB-Online UK Limited // United Kingdom of Great Britain and Northern Ireland Domains Registrar
- BDL Systemes SAS dba SYSTONIC // France Domains Registrar
- Beartrapdomains.com LLC // United States of America Domains Registrar
- Beget LLC // Russian Federation Domains Registrar
- Beijing Baidu Netcom Science Technology Co., Ltd. // China Domains Registrar
- Beijing Brandma International Networking Technology Ltd. // China Domains Registrar
- Beijing Guoxu Network Technology Co., Ltd. // China Domains Registrar
- Beijing HuaRui Wireless Technology Co., Ltd // China Domains Registrar
- Beijing Innovative Linkage Software Service Co. Ltd // China Domains Registrar
- Beijing Jingkewang Technology Company Ltd. // China Domains Registrar
- Beijing Sanfront Information Technology Co., Ltd // China Domains Registrar
- Beijing Wangzun Technology Co., Ltd. // China Domains Registrar
- Beijing ZhongWan Network Technology Co Ltd // China Domains Registrar
- Beijing Zhuoyue Shengming Technologies Company Ltd. // China Domains Registrar
- Beijing Zihai Technology Co., Ltd // China Domains Registrar
- Belmontdomains.com LLC // United States of America Domains Registrar
- Best Drop Names LLC // United States of America Domains Registrar
- Betterthanaveragedomains.com LLC // United States of America Domains Registrar
- Bidfordomainnames, LLC // United States of America Domains Registrar
- Big Dipper Domains, LLC // United States of America Domains Registrar
- Big Domain Shop, LLC // India Domains Registrar
- Big House Services, LLC // United States of America Domains Registrar
- Biglizarddomains.com LLC // United States of America Domains Registrar
- BigRock Solutions Ltd // India Domains Registrar
- Bizcn.com, Inc. // China Domains Registrar
- Blacknight Internet Solutions Ltd. // Ireland Domains Registrar
- BlastDomains LLC // United States of America Domains Registrar
- Blisternet, LLC // United States of America Domains Registrar
- BlockHost LLC // United States of America Domains Registrar
- Blue Angel Domains LLC // United States of America Domains Registrar
- Blue Fractal, LLC // India Domains Registrar
- Blue Razor Domains, LLC // United States of America Domains Registrar
- Bombora Technologies Pty Ltd // Australia Domains Registrar
- Bonam Fortunam Domains, LLC // United States of America Domains Registrar
- Bonzai Domains, LLC // United States of America Domains Registrar
- BoteroSolutions.com S.A. // Honduras Domains Registrar
- Bounce Pass Domains LLC // United States of America Domains Registrar
- BR domain Inc. dba namegear.co // Japan Domains Registrar
- Brand Focus Limited // Hong Kong, China Domains Registrar
- Brandfish.Com Inc // United States of America Domains Registrar
- BRANDON GRAY INTERNET SERVICES INC. (dba "NameJuice.com") // Canada Domains Registrar
- BraveNames, LLC // United States of America Domains Registrar
- Brennercom Limited // United States of America Domains Registrar
- BRS, LLC // United States of America Domains Registrar
- BullRunDomains.com LLC // United States of America Domains Registrar
- Burnsidedomains.com LLC // United States of America Domains Registrar
- Buzinessware FZCO // United Arab Emirates Domains Registrar
