NAICS Subsector 517: Telecommunications
Subsector
Definition
Industries in the Telecommunications subsector group establishments that provide telecommunications and the services related to that activity (e.g., telephony, including Voice over Internet Protocol (VoIP); cable and satellite television distribution services; Internet access; telecommunications reselling services). The Telecommunications subsector is primarily engaged in operating and/or providing access to facilities for the transmission of voice, data, text, sound, and video. Transmission facilities may be based on a single technology or a combination of technologies.
Establishments primarily engaged as independent contractors in the installation and maintenance of telecommunications systems are classified in Sector 23, Construction.
Code facts
- Part of
-
- 51
- Codes under it
- 6
- Contract awards
- 6,863 In the last 12 months
- Contract obligations
- $6,217,568,852 In FY2025
NAICS codes and definitions come from the U.S. Census Bureau and contract spending from SAM.gov/FPDS.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $91,746,883 |
| FY2026 | $5,213,992,896 |
| FY2025 | $6,217,568,852 |
| FY2024 | $6,053,416,510 |
| FY2023 | $5,946,527,075 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | At&T Enterprises, LLC | $1,067,134,926 | |
| 2 | Space Exploration Technologies Corp. | $581,247,811 | |
| 3 | Verizon Business Network Services LLC | $435,735,701 | |
| 4 | Lumen Technologies Government Solutions, Inc. | $378,701,211 | |
| 5 | M.c. Dean, Inc. | $160,850,560 | |
| 6 | Att Mobility LLC | $152,593,360 | |
| 7 | Global Enterprise Solutions, Inc. | $148,256,518 | |
| 8 | Peraton Inc. | $140,532,167 | |
| 9 | Lockheed Martin Services, LLC | $138,456,003 | |
| 10 | Cellco Partnership | $132,817,157 |
See the full FY2025 ranking of NAICS 517 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Air Force | $1,755,213,696 | |
| 2 | Department of Homeland Security | $607,935,883 | |
| 3 | Department of Veterans Affairs | $586,960,591 | |
| 4 | Defense Information Systems Agency | $466,363,541 | |
| 5 | Department of Justice | $251,221,928 | |
| 6 | Department of the Navy | $203,378,016 | |
| 7 | Department of the Army | $164,962,133 | |
| 8 | Social Security Administration | $150,070,524 | |
| 9 | Department of Transportation | $145,774,972 | |
| 10 | Department of the Treasury | $133,456,638 |
Top PSC codes by obligations
| Rank | PSC code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | DG11 IT and Telecom – Network: Satellite Communications and Telecom Access Services | $1,061,660,918 | |
| 2 | DG10 IT and Telecom – Network as a Service | $1,031,807,433 | |
| 3 | D304 ADP Telecommunications and Transmission Services | $748,814,688 | |
| 4 | D399 Other ADP and Telecommunications Services (includes data storage on tapes, compact disks, etc.) | $405,172,998 | |
| 5 |
DD01 IT and Telecom – Service Delivery Support Services: ITSM, Operations Center, Project/ |
$313,546,336 | |
| 6 | DG01 IT and Telecom – Network Support Services (Labor) | $247,332,844 | |
| 7 | R499 Other Professional Services | $211,028,946 | |
| 8 | R426 Communications Services | $162,240,639 | |
| 9 | DE11 IT and Telecom – Mobile Device as a Service | $145,992,057 | |
| 10 | 7G22 IT and Telecom – Network: Satellite and RF Communications Products (HW, Perpetual License Software) | $108,763,159 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Virginia | $1,323,052,667 | |
| 2 | Texas | $810,536,319 | |
| 3 | Colorado | $482,831,582 | |
| 4 | District of Columbia | $466,712,673 | |
| 5 | California | $418,991,421 | |
| 6 | Maryland | $357,969,942 | |
| 7 | Massachusetts | $260,623,959 | |
| 8 | Florida | $176,829,604 | |
| 9 | Arizona | $142,063,358 | |
| 10 | Georgia | $116,408,225 | |
| 11 | New Jersey | $69,160,944 | |
| 12 | New York | $63,075,042 | |
| 13 | South Carolina | $41,207,111 | |
| 14 | Oklahoma | $37,184,006 | |
| 15 | Alabama | $35,108,524 | |
| 16 | Hawaii | $34,241,317 | |
| 17 | Washington | $28,642,412 | |
| 18 | Illinois | $23,631,766 | |
| 19 | Alaska | $19,999,428 | |
| 20 | Pennsylvania | $18,515,102 | |
| 21 | New Mexico | $18,269,377 | |
| 22 | North Dakota | $14,583,587 | |
| 23 | North Carolina | $11,572,860 | |
| 24 | Michigan | $10,647,043 | |
| 25 | Kentucky | $7,964,450 | |
| 26 | Louisiana | $7,711,292 | |
| 27 | Ohio | $4,731,087 | |
| 28 | Tennessee | $4,294,133 | |
| 29 | Guam | $4,275,736 | |
| 30 | Oregon | $3,822,768 | |
| 31 | Utah | $3,313,607 | |
| 32 | Puerto Rico | $3,193,185 | |
| 33 | Nevada | $3,134,687 | |
| 34 | Missouri | $2,766,661 | |
| 35 | Rhode Island | $2,443,100 | |
| 36 | Indiana | $2,313,144 | |
| 37 | Minnesota | $2,010,574 | |
| 38 | Montana | $1,870,861 | |
| 39 | Mississippi | $1,815,591 | |
| 40 | New Hampshire | $1,721,315 | |
| 41 | Connecticut | $1,407,264 | |
| 42 | West Virginia | $1,333,872 | |
| 43 | Delaware | $1,279,731 | |
| 44 | Kansas | $1,249,856 | |
| 45 | Maine | $1,102,247 | |
| 46 | Nebraska | $1,087,477 | |
| 47 | Idaho | $886,044 | |
| 48 | Wisconsin | $703,866 | |
| 49 | Wyoming | $697,924 | |
| 50 | Iowa | $542,573 | |
| 51 | South Dakota | $405,524 | |
| 52 | U.S. Virgin Islands | $199,400 | |
| 53 | American Samoa | $46,968 | |
| 54 | Northern Mariana Islands | $31,772 |
Show all 54
Shares are of everything obligated under NAICS 517 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
Show 40 more
Latest 50 of 33,327 listed here. See the rest on GovTribe.
Codes under 517
Quick answers
What is NAICS 517?
NAICS 517 is Telecommunications, a subsector in NAICS 51, Information.
What codes are under NAICS 517?
NAICS 517 has 6 codes under it with their own GovTribe pages, including 5171 Wired and Wireless Telecommunications (except Satellite), 5172 Wireless Telecommunications Carriers (except Satellite) and 5173 Wired and Wireless Telecommunications Carriers.
How much do federal agencies spend under NAICS 517?
Federal contracts under NAICS 517 obligated $6,217,568,852 in fiscal year 2025 and $23,523,252,215 in fiscal years 2023 through 2027.
Who are the largest contractors under NAICS 517?
The contractors with the most obligated under NAICS 517 in fiscal years 2026 and 2027 are At&T Enterprises, LLC ($1,067,134,926); Space Exploration Technologies Corp. ($581,247,811); and Verizon Business Network Services LLC ($435,735,701).
Which agencies buy the most under NAICS 517?
The agencies that obligated the most under NAICS 517 in fiscal years 2026 and 2027 are Air Force ($1,755,213,696), Department of Homeland Security ($607,935,883) and Department of Veterans Affairs ($586,960,591).
Which PSC codes are used with NAICS 517?
The PSC codes with the most obligated under NAICS 517 in fiscal years 2026 and 2027 are DG11 IT and Telecom – Network: Satellite Communications and Telecom Access Services, DG10 IT and Telecom – Network as a Service and D304 ADP Telecommunications and Transmission Services.
Where is the work under NAICS 517 performed?
By place of performance, the states with the most contract obligations under NAICS 517 over the last 12 months are Virginia ($1,323,052,667), Texas ($810,536,319) and Colorado ($482,831,582).
What is the latest contract opportunity under NAICS 517?
The latest contract opportunity under NAICS 517 is DG10--FY 27 Services | Notice of Intent to Sole Source | Canandaigua Fire Dept. Cable and Wi-Fi | Base + 4, special notice from Veterans Integrated Service Network 2 (VHA), posted November 12, 2026.
On GovTribe
See everything under NAICS 517
- Federal contract opportunities, awards and IDVs under this code
- Funding analysis by contractor, agency and set-aside
- Contacts who buy under this code
- Ask GovTribe AI about this code