| Chorus Levin Exchange (LVN) | Chorus |  Horowhenua District | 2 | — | — | PeeringDB |
| Chorus Oamaru Exchange (OU) | Chorus | Waitaki District | 2 | — | — | PeeringDB |
| Chorus Otumoetai Exchange (OTE) | Chorus | Tauranga | 2 | 1 | — | PeeringDB |
| Chorus Palmerston North Exchange (PM) | Chorus | Palmerston North City | 2 | — | — | PeeringDB |
| Chorus Ponsonby Exchange (POY) | Chorus | Auckland | 2 | — | — | PeeringDB |
| Chorus Queenstown Exchange (QST) | Chorus | Queenstown-Lakes District | 2 | — | — | PeeringDB |
| Chorus Rotorua Exchange (RO) | Chorus | Rotorua District | 2 | — | — | PeeringDB |
| Chorus Taupo Exchange (TPO) | Chorus | Taupo District | 2 | — | — | PeeringDB |
| Chorus Timaru Exchange (TU) | Chorus | Timaru District | 2 | — | — | PeeringDB |
| Chorus Whakatane Exchange (WHK) | Chorus | Whakatane District | 2 | — | — | PeeringDB |
| Cibicom Datacenter Aarhus | Cibicom A/S |  Højbjerg | 2 | — | — | PeeringDB |
| Cibicom Datacenter CPH West | Cibicom A/S | Copenhagen | 2 | — | — | PeeringDB |
| Cirion Quito - QUI1 | Cirion Technologies |  Quito | 2 | — | 1 | PeeringDB |
| Cirion Rosario - ROS1 | Cirion Technologies |  Rosario | 2 | — | 1 | PeeringDB |
| City Online Services Limited | City Online Services |  Hyderabad | 2 | — | — | PeeringDB |
| Citynet Charleston | Citynet |  Charleston | 2 | 1 | — | PeeringDB |
| Civicos Networking DCLAGUNA | Civicos Networking |  San Cristóbal de La Laguna | 2 | — | — | PeeringDB |
| Cloudpath CT19 (5 Landmark Sq) | Cloudpath | Stamford | 2 | — | — | PeeringDB |
| Cogent Boca Raton | Cogent Communications | Boca Raton | 2 | — | 1 | PeeringDB |
| Cogent Bremen | Cogent Communications |  Bremen | 2 | 1 | — | PeeringDB |
| Cogent Herndon | Cogent Communications | Herndon | 2 | 1 | — | PeeringDB |
| Collocation Washingtonstraße Dresden | SachsenGigaBit | Dresden | 2 | — | — | PeeringDB |
| ColoHouse New York | Hivelocity | Orangeburg | 2 | — | — | PeeringDB |
| ColoSpace - Bedford, NH | FirstLight Fiber | Bedford | 2 | — | — | PeeringDB |
| Colocation Northwest - Bellevue | IsoFusion | Bellevue | 2 | — | — | PeeringDB |
| Colocation Northwest - Redmond | IsoFusion | Redmond | 2 | — | — | PeeringDB |
| Cologix DSM2 | Cologix | Cedar Falls | 2 | — | 1 | PeeringDB |
| Cologix MTL10 | Cologix |  Longueuil | 2 | — | — | PeeringDB |
| Cologix MTL5 | Cologix | Saint-Laurent | 2 | — | — | PeeringDB |
| Cologix MTL6 | Cologix | Saint-Laurent | 2 | — | — | PeeringDB |
| ColoradoColo - Lakewood (LKWD) | Colorado Colo | Lakewood | 2 | — | — | PeeringDB |
| Colt DC Tokyo II | Colt Technology Services |  Tokyo | 2 | 1 | 1 | PeeringDB |
| Colt DC Tokyo III | Colt Technology Services | Tokyo | 2 | — | 1 | PeeringDB |
| Columbia County Community Broadband Utility | Columbia County Community Broadband Utility | Evans | 2 | — | — | PeeringDB |
| Compania de Informatica Aplicata | Compania de Informatica Aplicata |  Cluj Napoca | 2 | — | — | PeeringDB |
| Completel Val de Reuil | Completel SAS |  Paris | 2 | — | — | PeeringDB |
| Congo Telecom Carrier Facility PNR1 | Congo Telecom |  Pointe-Noire | 2 | — | — | PeeringDB |
| Creanova Datacenter | Creanova Datacenter |  Helsinki | 2 | — | 1 | PeeringDB |
| Critical Hub DataCenter | Critical Hub Networks |  San Juan | 2 | — | — | PeeringDB |
| Crown Castle Marlboro (34 St Martin) | Crown Castle | Marlborough | 2 | — | — | PeeringDB |
| CyrusOne Amsterdam I | CyrusOne |  Halfweg | 2 | — | 3 | PeeringDB |
| CyrusOne Florence | CyrusOne | Florence | 2 | — | 1 | PeeringDB |
| CyrusOne London 2 | CyrusOne |  West Drayton | 2 | — | 1 | PeeringDB |
| D-ATUM VILCOM | D-ATUM VILCOM PVT LTD | Hyderabad | 2 | — | — | PeeringDB |
| DATA CENTER No. 1 | OBIT |  Saint-Peterburg | 2 | — | — | PeeringDB |
| DATA4 Luxembourg - LUX | DATA4 - Smart Data Centers at Scale |  Bettembourg | 2 | — | — | PeeringDB |
| DATAGREX | Datagrex | Saint-Saturnin | 2 | — | — | PeeringDB |
| DATAWIRE ZG01 | DATAWIRE AG |  Steinhausen | 2 | 1 | 1 | PeeringDB |
| DC BLOX ATL1 - DCBLOX Atlanta | DC BLOX | Atlanta | 2 | — | — | PeeringDB |
| DC BLOX GSP1 - DCBLOX Greenville | DC BLOX | Greenville | 2 | — | 1 | PeeringDB |
| DC BLOX HSV1 - DCBLOX Huntsville | DC BLOX | Huntsville | 2 | — | 1 | PeeringDB |
| DC BLOX MYR1 - DCBLOX Myrtle Beach | DC BLOX | Myrtle Beach | 2 | — | 1 | PeeringDB |
| DC Noovle ROMA | Noovle S.p.A |  Rome | 2 | — | — | PeeringDB |
| DC Qwords GFN | PT Qwords Company International |  South Jakarta | 2 | — | — | PeeringDB |
| DC-T01 iHost.AL | iHost.al |  Tirana | 2 | — | — | PeeringDB |
| DC3-Oslo | Green Mountain Data Center |  Ytre Enebakk | 2 | — | — | PeeringDB |
| DCN Dakota Carrier Networks | Dakota Carrier Network | Fargo | 2 | — | — | PeeringDB |
| DCN Dakota Carrier Networks Bismarck | Dakota Carrier Network | Bismarck | 2 | — | — | PeeringDB |
| DCstar Datacenter Burcht DCB | Datacenter United |  Zwijndrecht | 2 | — | 1 | PeeringDB |
| DOKOM21 RZ Huckarde | DOKOM21 | Dortmund | 2 | 1 | — | PeeringDB |
| DOKOM21 RZ Hörde | DOKOM21 | Dortmund | 2 | — | — | PeeringDB |
| DREAMMARK1 IDC | DREAMLINE CO. |  Guro-gu | 2 | — | — | PeeringDB |
| DSP DC1 | DSP |  Noumea | 2 | 1 | — | PeeringDB |
| DTIX Dijon | DTiX | Chevigny-Saint-Sauveur | 2 | — | 1 | PeeringDB |
| DartPoints Baton Rouge, LA - BTR2 | DartPoints | Baton Rouge | 2 | — | — | PeeringDB |
| DartPoints Columbia, SC - CAE1 | DartPoints | Columbia | 2 | — | — | PeeringDB |
| Data 4 Warszawy | DATA4 - Smart Data Centers at Scale |  Jawczyce, | 2 | — | — | PeeringDB |
| Data Center IX.py | Centro Nacional de Computacion |  San Lorenzo | 2 | 1 | — | PeeringDB |
| Data Center Internacional Ingeniero Jose Luis Massera | ANTEL |  Pando | 2 | — | 1 | PeeringDB |
| Data Center West Eugene | Data Center West | Eugene | 2 | — | — | PeeringDB |
| Data Cloud Technology DC Kragujevac | Data Cloud Technology d.o.o. |  Kragujevac | 2 | 1 | — | PeeringDB |
| Data Facilities Spijkenisse | Data Facilities | Spijkenisse | 2 | 1 | 2 | PeeringDB |
| Data Holdings Milwaukee | Data Holdings | Milwaukee | 2 | 1 | 2 | PeeringDB |
| Data Vault - Bournemouth (BCP01) | Dark Nebulae | Bournemouth | 2 | — | 1 | PeeringDB |
| Data Vault Wellington Data Center | Data Vault | Wellington | 2 | — | — | PeeringDB |
| DataBank Dallas (DFW7) | DataBank | Dallas | 2 | — | 1 | PeeringDB |
| DataBank Indianapolis (IND2) | DataBank | Indianapolis | 2 | — | 1 | PeeringDB |
| DataBank London (LHR1) | DataBank | Feltham | 2 | — | 1 | PeeringDB |
| DataBank McLean (IAD2) | DataBank | McLean | 2 | 1 | — | PeeringDB |
| DataBank Salt Lake City (SLC4) | DataBank | Bluffdale | 2 | 2 | — | PeeringDB |
| DataPipe Silicon Valley One | DataPipe, Inc. | San Jose | 2 | — | — | PeeringDB |
| Databank Orangeburg (LGA3) | DataBank | Orangeburg | 2 | — | 1 | PeeringDB |
| Databarn Rivium | Databarn | Capelle aan den IJssel | 2 | — | 2 | PeeringDB |
| Datacenter Albania | Host.al | Tirana | 2 | — | — | PeeringDB |
| Datacenter Arnhem KLW | Datacenter Arnhem | Arnhem | 2 | — | — | PeeringDB |
| Datacenter Mainfranken | DC:MAIN | Würzburg | 2 | — | — | PeeringDB |
| Datacenter Nexa | Nexa | Kota Semarang | 2 | — | — | PeeringDB |
| Datacenter Thurgau | EKT | Frauenfeld | 2 | 1 | — | PeeringDB |
| Datasource Hünenberg | Datasource | Hünenberg | 2 | — | — | PeeringDB |
| Daycohost - Valencia | Daycohost |  Valencia | 2 | 1 | 1 | PeeringDB |
| DigiCo Brisbane BNE (iseek IR) | DigiCo |  Woolloongabba | 2 | 1 | — | PeeringDB |
| DigiCo Townsville TSV1 (iseek NQRDC) | DigiCo | Garbutt | 2 | — | 1 | PeeringDB |
| Digital Crossroad DX-1 | Digital Crossroad | Hammond | 2 | — | — | PeeringDB |
| Digital Realty AUS11 - Austin | Digital Realty | Austin | 2 | — | 2 | PeeringDB |
| Digital Realty CHI (9355 Grand Ave) | Digital Realty | Franklin Park | 2 | — | — | PeeringDB |
| Digital Realty DFW (2440 Marsh Lane) | Digital Realty | Carrollton | 2 | 1 | 2 | PeeringDB |
| Digital Realty IAD (21745 Sir Timothy) | Digital Realty | Ashburn | 2 | 2 | 1 | PeeringDB |
| Digital Realty IAD (44490 Chilum) | Digital Realty | Ashburn | 2 | 2 | 1 | PeeringDB |
| Digital Realty Osaka - KIX12 | Digital Realty | Minoo-shi | 2 | 1 | 4 | PeeringDB |
| Digital Realty Osaka - KIX13 | Digital Realty | Minoo-shi, Osaka-Fu, | 2 | — | 2 | PeeringDB |