| 3U Rechenzentrum Frankfurt | 3U TELECOM GmbH | 2 | 0 | Cfb |
| aixit Frankfurt | aixit GmbH | 24 | 1 | Cfb |
| Cogent Frankfurt | Cogent Communications, Inc. | 15 | 0 | Cfb |
| ColoCenter Frankfurt | ColoCenter FrankfurtRheinMain GmbH | 0 | 0 | Cfb |
| COLT DC Frankfurt | Colt Technology Services Group | 5 | 1 | Cfb |
| Colt FRA3 | — | — | — | Cfb |
| Colt FRA74 | Colt | — | — | Cfb |
| CyrusOne FRA1 | CyrusOne | — | — | Cfb |
| CyrusOne FRA2 | CyrusOne | — | — | Cfb |
| CyrusOne FRA3 | CyrusOne | — | — | Cfb |
| CyrusOne Frankfurt 1 | CyrusOne Inc. | 4 | 1 | Cfb |
| CyrusOne Frankfurt 2 | CyrusOne Inc. | 1 | 0 | Cfb |
| CyrusOne Frankfurt 3 | CyrusOne Inc. | 0 | 1 | Cfb |
| CyrusOne Frankfurt 4 | CyrusOne Inc. | 0 | 0 | Cfb |
| Dawico FFM | Dawico Deutschland GmbH | 1 | 0 | Cfb |
| Digital Realty FRA10 | Digital Realty | — | — | Cfb |
| Digital Realty FRA11 | Digital Realty | — | — | Cfb |
| Digital Realty FRA12 | Digital Realty | — | — | Cfb |
| Digital Realty FRA13 | Digital Realty | — | — | Cfb |
| Digital Realty FRA14 | Digital Realty | — | — | Cfb |
| Digital Realty FRA15 | Digital Realty | — | — | Cfb |
| Digital Realty FRA16 | Digital Realty | — | — | Cfb |
| Digital Realty FRA18 -22 | Digital Realty | — | — | Cfb |
| Digital Realty FRA2 | Digital Realty | — | — | Cfb |
| Digital Realty FRA27 | Digital Realty | — | — | Cfb |
| Digital Realty FRA3 | Digital Realty | — | — | Cfb |
| Digital Realty FRA30 | Digital Realty | — | — | Cfb |
| Digital Realty FRA31 | Digital Realty | — | — | Cfb |
| Digital Realty FRA32 | Digital Realty | — | — | Cfb |
| Digital Realty FRA4 | Digital Realty | — | — | Cfb |
| Digital Realty FRA5 | Digital Realty | — | — | Cfb |
| Digital Realty FRA6 | Digital Realty | — | — | Cfb |
| Digital Realty FRA7 | Digital Realty | — | — | Cfb |
| Digital Realty FRA8 | Digital Realty | — | — | Cfb |
| Digital Realty FRA9 | Digital Realty | — | — | Cfb |
| Digital Realty Frankfurt FRA1-27 | Digital Realty | 614 | 30 | Cfb |
| Digital Realty Frankfurt FRA28 (Closed) | Digital Realty | 20 | 2 | Cfb |
| Digital Realty Frankfurt FRA29-32 | Digital Realty | 7 | 3 | Cfb |
| Equinix FR11 | Equinix | — | — | Cfb |
| Equinix FR13 | Equinix | — | — | Cfb |
| Equinix FR2 - Frankfurt, North | Equinix, Inc. | 71 | 6 | Cfb |
| Equinix FR4 - Frankfurt, West | Equinix, Inc. | 111 | 10 | Cfb |
| Equinix FR5 - Frankfurt, KleyerStrasse | Equinix, Inc. | 549 | 36 | Cfb |
| Equinix FR6 - Frankfurt, West | Equinix, Inc. | 70 | 9 | Cfb |
| Equinix FR8 - Frankfurt, West | Equinix, Inc. | 43 | 6 | Cfb |
| Equinix FR8.1 | Equinix | — | — | Cfb |
| Equinix FR9 | Equinix | — | — | Cfb |
| euNetworks Colocation Frankfurt | euNetworks Group | 0 | 1 | Cfb |
| EXA Edge DC Frankfurt1 | EXA Infrastructure | 1 | 0 | Cfb |
| EXA Edge DC Frankfurt2 | EXA Infrastructure | 0 | 0 | Cfb |
| firstcolo - FRA1 | firstcolo GmbH | 15 | 1 | Cfb |
| firstcolo - FRA4 | firstcolo GmbH | 66 | 6 | Cfb |
| Global Switch Frankfurt | Global Switch | 18 | 2 | Cfb |
| I.T.E.N.O.S. Frankfurt - C | — | — | — | Cfb |
| Informationstechnikzentrum Bund (ITZBund) | — | — | — | Cfb |
| INTERNIC Frankfurt | INTERNET AG Global Network | 7 | 1 | Cfb |
| iNTERWERK Rechenzentrum | iNTERWERK | 47 | 3 | Cfb |
| Iron Mountain Data Center - Frankfurt (FRA-2) | Iron Mountain Data Centers | 5 | 1 | Cfb |
| Iron Mountain FRA-1 | Iron Mountain | — | — | Cfb |
| ITENOS Frankfurt (FRA1) | ITENOS GmbH | 64 | 5 | Cfb |
| ITENOS Frankfurt (FRA2) | ITENOS GmbH | 2 | 0 | Cfb |
| Keppel Data Centres | Keppel DC Frankfurt 1 | Keppel Data Centres Holding Pte Ltd | 3 | 1 | Cfb |
| Lumen Frankfurt 2 | Colt Technology Services Group | 2 | 0 | Cfb |
| Mainova WebHouse | — | — | — | Cfb |
| MK Netzdienste GmbH FRA2 | MK Netzdienste | 36 | 4 | Cfb |
| NewColo Frankfurt | NewColo | 21 | 2 | Cfb |
| NewTelco Frankfurt | NewTelco GmbH | 76 | 9 | Cfb |
| NorthC Frankfurt 3 | NorthC Deutschland GmbH | 9 | 1 | Cfb |
| NTT Frankfurt 1 Data Center (FRA1) | NTT DATA's Global Data Centers division | 142 | 9 | Cfb |
| NTT Frankfurt 2 Data Center (FRA2) | NTT DATA's Global Data Centers division | 15 | 1 | Cfb |
| NTT Global Data Centers | NTT Global Data Centers | — | — | Cfb |
| Telehouse | Telehouse | — | — | Cfb |
| Telehouse | Telehouse | — | — | Cfb |
| Telehouse - Frankfurt | Telehouse - Global Data Centers | 78 | 5 | Cfb |
| Verizon | Verizon | — | — | Cfb |
| Unnamed site | — | — | — | Cfb |
| Unnamed site | — | — | — | Cfb |
| Unnamed site | — | — | — | Cfb |
| Unnamed site | — | — | — | Cfb |
| Unnamed site | — | — | — | Cfb |
| Unnamed site | — | — | — | Cfb |
| Unnamed site | — | — | — | Cfb |
| Unnamed site | — | — | — | Cfb |