NSA Texas Cryptologic Center
DatacenteractiveSan Antonio, TX · NSA
At a glance
NSA Texas Cryptologic Center is an enterprise datacenter at San Antonio, TX. It is operated by NSA. Among the best-connected interconnection facilities in the area, the closest is Stream Data Centers - San Antonio II, 6.4 miles away, with 2 connected networks.
Who operates NSA Texas Cryptologic Center?
NSA Texas Cryptologic Center is operated by NSA. This is the only facility listed for NSA in the GridCensus datacenter catalog. The operators with the most facilities in Texas are Digital Realty (18), Microsoft (16), CyrusOne (9).
Where is NSA Texas Cryptologic Center located?
The facility's recorded address is San Antonio, TX. It is one of 20 datacenters catalogued in San Antonio. Texas has 268 catalogued datacenters, the 2nd-most of any state. The largest clusters in the state are Dallas (21), San Antonio (20), Austin (15).
What network and power infrastructure is near NSA Texas Cryptologic Center?
5 PeeringDB interconnection facilities are listed in the surrounding area; of those, the closest is Stream Data Centers - San Antonio II, about 6.4 miles away. The best-connected of them, H5 Data Centers San Antonio, has 21 networks present, against a Texas median of 4 networks per facility. 5 other datacenters are listed in the surrounding area (within about half a degree of latitude and longitude). The highest-scoring candidate site nearby is CALAVERAS 345 SWITCHYARD in Bexar County, with a DC Readiness score of 70.0 out of 100 and a 345 kV substation nearby.
Nearby internet exchanges
- H5 Data Centers San AntonioSan Antonio, TX · 21 networks
- CyrusOne San AntonioSan Antonio, TX · 5 networks
- Stream Data Centers - San Antonio IISan Antonio, TX · 2 networks
- Lumen San Antonio 1San Antonio, TX · 2 networks
- Foremost San AntonioSan Antonio, TX · 0 networks
Other datacenters nearby
- CyrusOne SAT10 & SAT11CyrusOne · TX
- Microsoft San AntonioMicrosoft · San Antonio, TX
- Texas Cryptologic CenterNational Security Agency · TX
- MicrosoftMicrosoft · San Antonio, TX
- Microsoft TRP3 (SAT46)Microsoft · TX
Nearby datacenter candidate sites
Scored candidate sites near NSA Texas Cryptologic Center, ranked by DC Readiness — useful for evaluating expansion or second-site options in the same power/fiber market.
| Site | Type | State | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|---|
| CALAVERAS 345 SWITCHYARD | Substation-Adjacent | TX | Bexar County | 345 kV | 600 MW | 3.5 yrs | 70.0 |
| CAGNON ROAD | Substation-Adjacent | TX | Bexar County | 345 kV | 600 MW | 3.5 yrs | 69.3 |
| ARTHUR VON ROSENBERG | Substation-Adjacent | TX | Bexar County | 345 kV | 600 MW | 3.5 yrs | 68.9 |
| BROOKS FIELD | Substation-Adjacent | TX | Bexar County | 345 kV | 600 MW | 3.5 yrs | 68.6 |
| SKYLINE | Substation-Adjacent | TX | Bexar County | 345 kV | 600 MW | 3.5 yrs | 68.5 |
| HILL COUNTRY 345 | Substation-Adjacent | TX | Bexar County | 345 kV | 600 MW | 3.5 yrs | 68.2 |
| EC Near W B Tuttle | Greenfield | TX | Bexar | — | — | 3.5 yrs | 68.1 |
| EC Near Tessman Road | Greenfield | TX | Bexar | — | — | 3.5 yrs | 67.4 |
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Frequently asked questions
Who owns or operates NSA Texas Cryptologic Center?
NSA Texas Cryptologic Center is operated by NSA. Ownership of the building itself can differ from the operator; the operator is the company running the facility.
What is the address of NSA Texas Cryptologic Center?
NSA Texas Cryptologic Center is located at San Antonio, TX. Its coordinates are 29.5200, -98.5800.
Which internet exchanges and carrier hotels are near NSA Texas Cryptologic Center?
GridCensus lists 5 PeeringDB interconnection facilities near NSA Texas Cryptologic Center: Stream Data Centers - San Antonio II (6.4 miles, 2 networks); CyrusOne San Antonio (7.5 miles, 5 networks); Foremost San Antonio (8.4 miles, 0 networks).
What type of datacenter is NSA Texas Cryptologic Center?
NSA Texas Cryptologic Center is classified as an enterprise facility — a datacenter run by an organization primarily for its own IT systems.
More datacenters and hubs in Texas
- All datacenters in Texas· 268 facilities
- NSA — company profile
- Datacenter candidate sites in Texas
- Microsoft San Antonio· Microsoft · 478,642 sq ft
- Microsoft· Microsoft · 258,191 sq ft
- Microsoft· Microsoft · 194,916 sq ft
- QTS San Antonio II· Quality Technology Services · 140,321 sq ft
- CyrusOne San Antonio I· CyrusOne · 102,327 sq ft
- HEB DC· HEB · 36,241 sq ft
- All US datacenters
- Internet exchanges and peering facilities
About this data
Source: PNNL datacenter atlas and OpenStreetMap facility records, deduplicated by GridCensus, as published March 6, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “NSA Texas Cryptologic Center, San Antonio, TX”, https://gridcensus.com/datacenters/nsa-texas-cryptologic-center-15863068 (data as of March 6, 2026).
Dataset updated . Screening estimates derived from public data sources.
Capacity and footprint are catalogued figures from public facility records and may lag operational changes.
Go deeper than the public screen
Every site and score for NSA Texas Cryptologic Center, San Antonio, TX is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.