| Qonnected II Markelo (Cellnex) | Qonnected B.V. | Markelo | Netherlands | 3 | 0 |
| QTD1 - 60 Hudson Street 1510 | QTD Systems | New York | United States | 4 | 1 |
| QTD2 - 60 Hudson Street 1602 | QTD Systems | New York | United States | 2 | 0 |
| QTD3 - 60 Hudson Street 1901 | QTD Systems | New York | United States | 2 | 0 |
| QTnet Fukuoka Data Center 3(QD3) | QTnet, Inc. | Fukuoka | Japan | 14 | 4 |
| QTS Ashburn (ASH1) | QTS Realty Trust, Inc. | Sterling | United States | 5 | 1 |
| QTS Ashburn (ASH3) | QTS Realty Trust, Inc. | Ashburn | United States | 7 | 1 |
| QTS Ashburn (IAD2) | QTS Realty Trust, Inc. | Sterling | United States | 8 | 2 |
| QTS Atlanta-Fayetteville (ATL2) | QTS Realty Trust, Inc. | Fayetteville | United States | 0 | 0 |
| QTS Atlanta-Metro (ATL1) | QTS Realty Trust, Inc. | Atlanta | United States | 22 | 2 |
| QTS Atlanta-Suwanee (SUW1) | QTS Realty Trust, Inc. | Suwanee | United States | 11 | 2 |
| QTS Charlotte (CTL1) | QTS Realty Trust, Inc. | York | United States | 0 | 0 |
| QTS Chicago (CHI1) | QTS Realty Trust, Inc. | Chicago | United States | 14 | 4 |
| QTS Eemshaven (EEM1) | QTS Realty Trust, Inc. | Eemshaven | Netherlands | 7 | 0 |
| QTS Fort Worth (FTW1) | QTS Realty Trust, Inc. | Fort Worth | United States | 4 | 1 |
| QTS Groningen (GRO1) | QTS Realty Trust, Inc. | Groningen | Netherlands | 27 | 3 |
| QTS Hillsboro (HIL1) | QTS Realty Trust, Inc. | Hillsboro | United States | 10 | 1 |
| QTS Irving - Dallas (DFW1) | QTS Realty Trust, Inc. | Irving | United States | 16 | 3 |
| QTS Jersey City (JCY1) | QTS Realty Trust, Inc. | Jersey City | United States | 4 | 0 |
| QTS Manassas (MAN1) | QTS Realty Trust, Inc. | Manassas | United States | 1 | 0 |
| QTS Miami (MIA1) | QTS Realty Trust, Inc. | Miami | United States | 7 | 2 |
| QTS Overland Park (OVP1) | QTS Realty Trust, Inc. | Overland Park | United States | 1 | 0 |
| QTS Phoenix (PHX1) | QTS Realty Trust, Inc. | Phoenix | United States | 8 | 1 |
| QTS Phoenix (PHX2) | QTS Realty Trust, Inc. | Phoenix | United States | 1 | 0 |
| QTS Piscataway (PNJ1) | QTS Realty Trust, Inc. | Piscataway | United States | 32 | 3 |
| QTS Princeton (PJC1) | QTS Realty Trust, Inc. | East Windsor | United States | 1 | 0 |
| QTS Richmond - (RIC5) | QTS Realty Trust, Inc. | Sandston | United States | 0 | 0 |
| QTS Richmond (RIC1) | QTS Realty Trust, Inc. | Sandston | United States | 22 | 3 |
| QTS Sacramento (SAC1) | QTS Realty Trust, Inc. | Sacramento | United States | 13 | 1 |
| QTS Santa Clara (SJC1/SJC2) | QTS Realty Trust, Inc. | Santa Clara | United States | 12 | 2 |
| Qu Datacentres - Baseline | Qu Datacentres | Ottawa | Canada | 0 | 0 |
| Quad State Internet METRO1 Colocation | Quad State Internet LLC | Metropolis | United States | 1 | 0 |
| Quad State Internet PAH1 Colocation | Quad State Internet LLC | Paducah | United States | 9 | 1 |
| QuadraNet DTLA | QuadraNet Enterprises LLC | Los Angeles | United States | 16 | 1 |
| QuadraNet LAX | QuadraNet Enterprises LLC | Los Angeles | United States | 6 | 0 |
| Quadrivium Digital (QGEN01) | Quadrivium Digital | Genova | Italy | 0 | 0 |
| Qualitynet Rashid Abdulla DC | QualityNet General Trading & Contracting Co. | Kuwait City | Kuwait | 0 | 1 |
| Quantum Switch DMM A | Quantum Switch | Dammam | Saudi Arabia | 1 | 0 |
| Quantum Switch DMM B | Quantum Switch | Dammam | Saudi Arabia | 0 | 0 |
| Quantum Switch DOA A | Quantum Switch | Doha | Qatar | 1 | 0 |
| Quantum Switch DOA B | Quantum Switch | Doha | Qatar | 0 | 0 |
| Quasar Data Center | Quasar Data Center | Houston | United States | 7 | 0 |
| Quest Roseville | Quest Media & Supplies, Inc. | Roseville | United States | 0 | 0 |
| Quicktel Sp. z o.o. | MCG Jakub Skorek | Katowice | Poland | 28 | 0 |
| Quonix Datacenter (2401 Locust St) | Quonix Networks, Inc. | Philadelphia | United States | 5 | 0 |
| Qupra DC | Qupra B.V. | Amsterdam | Netherlands | 70 | 7 |
| Qupra DC2 | Qupra B.V. | Amsterdam | Netherlands | 6 | 0 |
| QV.1 Perth | CBRE Managing Agent | Perth | Australia | 11 | 1 |
| QX.Net Lexington | QX.Net | Lexington | United States | 0 | 0 |
| R-KOM Datacenter | R-KOM GmbH | Regensburg | Germany | 6 | 0 |