| Borealis Data Center | Borealis Data Center | Reykjavík | Iceland | 0 | 0 |
| Borneo A DC | Ak Bulut Soft LLC | Bishkek | Kyrgyzstan | 1 | 0 |
| BOTHWAXB - Bothell Central Office | Ziply Fiber | Bothell | United States | 1 | 0 |
| Bournemouth Data Centre | MAINFRAME & CYBERNETIC SYSTEMS LIMITED | Bournemouth | United Kingdom | 4 | 0 |
| Boxis Genève | Box Internet Services Sarl | Les Acacias | Switzerland | 0 | 0 |
| BR.Digital Brasília (BSA1) | BR.Digital | Brasília | Brazil | 5 | 1 |
| BR.Digital Brasília (BSA2) | BR.Digital | Brasília | Brazil | 9 | 1 |
| BR.Digital Caruaru (CRU1) | BR.Digital | Caruaru | Brazil | 2 | 1 |
| BR.Digital Caxias do Sul (CSL1) | BR.Digital | Caxias Do Sul | Brazil | 3 | 1 |
| BR.Digital Cuiabá (CBA1) | BR.Digital | Cuiabá | Brazil | 2 | 1 |
| BR.Digital Cuiabá (CBA2) | BR.Digital | Cuiabá | Brazil | 3 | 0 |
| BR.Digital Curitiba (CTA1) | BR.Digital | Curitiba | Brazil | 24 | 2 |
| BR.Digital Feira de Santana (FSA1) | BR.Digital | Feira De Santana | Brazil | 2 | 1 |
| BR.Digital Florianópolis (FNS1) | BR.Digital | Florianópolis | Brazil | 12 | 1 |
| BR.Digital Fortaleza (FLA1) | BR.Digital | Fortaleza | Brazil | 27 | 1 |
| BR.Digital Foz do Iguaçu (FOZ1) | BR.Digital | Foz do Iguacu | Brazil | 4 | 1 |
| BR.Digital Goiânia (GNA1) | BR.Digital | Goiânia | Brazil | 7 | 1 |
| BR.Digital Porto Alegre (PAE1) | BR.Digital | Porto Alegre | Brazil | 34 | 1 |
| BR.Digital Recife (RCE1) | BR.Digital | Recife | Brazil | 16 | 1 |
| BR.Digital Rio de Janeiro (RJO1) | BR.Digital | Rio de Janeiro | Brazil | 11 | 1 |
| BR.Digital Rio de Janeiro (RJO3) | BR.Digital | Rio de Janeiro | Brazil | 2 | 1 |
| BR.Digital Salvador (SDR1) | BR.Digital | Salvador | Brazil | 9 | 1 |
| BR.Digital São Paulo (SPO1) | BR.Digital | São Paulo | Brazil | 26 | 1 |
| BR.Digital São Paulo (SPO2) | BR.Digital | São Paulo | Brazil | 4 | 0 |
| Brainserve | BrainServe SA | Crissier | Switzerland | 21 | 3 |
| BRDrive | BRDrive | Videira | Brazil | 1 | 0 |
| Brennan Brisbane | Brennan Voice and Data Pty Ltd | Brisbane | Australia | 0 | 0 |
| Brennan Sydney | Brennan Voice and Data Pty Ltd | Sydney | Australia | 0 | 0 |
| Bresco Broadband Data Center | Bresco Broadband | Columbus | United States | 5 | 1 |
| Brighton Digital Exchange BTN1 | Brighton Digital Exchange (BDX) | Brighton | United Kingdom | 0 | 0 |
| brightsolid Aberdeen Data Centre | Brightsolid Online Technology Ltd | Aberdeen | United Kingdom | 5 | 0 |
| brightsolid Dundee Data Centre | Brightsolid Online Technology Ltd | Dundee | United Kingdom | 4 | 0 |
| Broadband Tower - Monzen-nakacho Bldg. | BroadBand Tower, Inc. | Tokyo | Japan | 3 | 0 |
| Broadband Tower - Shibuya Datacenter Bldg. | BroadBand Tower, Inc. | Tokyo | Japan | 0 | 0 |
| Broadbased Communications | Broadbased Communications Limited | Lagos Island | Nigeria | 2 | 0 |
| brusselsdc | Datacenter United | Zaventem | Belgium | 15 | 1 |
| BSTelecom | Business System Telecom | Moscow | Russia | 1 | 0 |
| BT Empire Exchange / Stadium House | BT Empire Exchange / Stadium House | Cardiff | United Kingdom | 3 | 0 |
| BT-BLUE Datacenter 1 | Bretagne Telecom | Châteaubourg | France | 1 | 0 |
| BTC Core Network Sofia | Vivacom Bulgaria EAD | Sofia | Bulgaria | 4 | 0 |
| BTCL IX Dhaka | Bangladesh Telecommunications Company Limited(BTCL) | Dhaka | Bangladesh | 7 | 0 |
| BUCH-Facility Bucharest | IPSERV | Bucharest | Romania | 0 | 0 |
| BUCT COMMUNICATION | Md. Taskin Mahmood trading as BUCT Communnications | Dhaka | Bangladesh | 0 | 0 |
| Bulk Denmark Data Center Campus - DK01 | Bulk Infrastructure AS | Esbjerg | Denmark | 1 | 1 |
| Bulk Norway Data Center Campus - N01 | Bulk Infrastructure AS | Øvrebø | Norway | 7 | 1 |
| Bulk Oslo Internet Exchange - OS-IX | Bulk Infrastructure AS | Oslo | Norway | 45 | 5 |
| Bunker One | Bunker One Management | Midrand | South Africa | 0 | 0 |
| Bunker-14 | RUDAKI Corporate | Львів | Ukraine | 6 | 2 |
| Burbank Water and Power | City of Burbank | Burbank | United States | 0 | 0 |
| Burgas Teleport Center | Neterra Ltd. | Burgas | Bulgaria | 2 | 1 |