NAICS Code 334210: Telephone Apparatus Manufacturing
National industry
SBA small business size standard: 1,250 employees
Definition
This industry comprises establishments primarily engaged in manufacturing wire telephone and data communications equipment. These products may be stand-alone or board-level components of a larger system. Examples of products made by these establishments are central office switching equipment, cordless and wire telephones (except cellular), PBX equipment, telephone answering machines, LAN modems, multi-user modems, and other data communications equipment, such as bridges, routers, and gateways.
Government contracts for this product: PSC 7G21 IT Network: Digital Network Products
Code facts
- Part of
-
-
31-33
-
334
-
3342
- 33421
-
3342
-
334
-
31-33
- Contract awards
- 232 In the last 12 months
- Contract obligations
- $454,800,010 In FY2025
NAICS codes and definitions come from the U.S. Census Bureau, size standards from the SBA and contract spending from SAM.gov/FPDS.
Business activities under NAICS 334210
- Carrier equipment (i.e., analog, digital), telephone, manufacturing
- Central office and switching equipment, telephone, manufacturing
- Communications headgear, telephone, manufacturing
- Cordless telephones (except cellular) manufacturing
- Data communications equipment (e.g., bridges, gateways, routers) manufacturing
- Facsimile equipment, standalone, manufacturing
- Keysets, telephone, manufacturing
- Local area network (LAN) communications equipment (e.g., bridges, gateways, routers) manufacturing
- Modems, carrier equipment, manufacturing
- Multiplex equipment, telephone, manufacturing
- PBX (private branch exchange) equipment manufacturing
- Private branch exchange (PBX) equipment manufacturing
- Repeater and transceiver equipment, carrier line, manufacturing
- Subscriber loop equipment, telephone, manufacturing
- Switching equipment, telephone, manufacturing
- Telephone answering machines manufacturing
- Telephone carrier line equipment manufacturing
- Telephone carrier switching equipment manufacturing
- Telephones (except cellular telephone) manufacturing
- Telephones, coin-operated, manufacturing
- Toll switching equipment, telephone, manufacturing
- Wide area network communications equipment (e.g., bridges, gateways, routers) manufacturing
Looking for another activity? Search the NAICS code lookup or browse business activities from A to Z.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $1,422,994 |
| FY2026 | $1,431,910,017 |
| FY2025 | $454,800,010 |
| FY2024 | $234,871,184 |
| FY2023 | $193,173,262 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Rohde & Schwarz Usa, Inc. | $650,689,424 | |
| 2 | Frequentis Usa, Inc. | $546,685,043 | |
| 3 | Iron Bow Technologies, LLC | $114,996,517 | |
| 4 | Colossal Contracting LLC | $55,273,109 | |
| 5 | L3Harris Technologies, Inc. | $18,271,600 | |
| 6 | Gzo, Inc. | $13,262,400 | |
| 7 | Motorola Solutions, Inc. | $9,752,473 | |
| 8 | L3Harris Technologies, Inc. | $5,451,635 | |
| 9 | JSI Telecom Inc. | $3,705,990 | |
| 10 | HPI Federal LLC | $2,330,133 |
See the full FY2025 ranking of NAICS 334210 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of Transportation | $1,199,720,218 | |
| 2 | Air Force | $137,826,793 | |
| 3 | Social Security Administration | $55,247,751 | |
| 4 | Department of the Army | $30,366,744 | |
| 5 | Department of Justice | $3,843,166 | |
| 6 | Department of the Navy | $3,040,572 | |
| 7 | Defense Logistics Agency | $3,018,722 | |
| 8 | Department of State | $439,995 | |
| 9 | Department of Health and Human Services | $341,075 | |
| 10 | Smithsonian Institution | $194,828 |
Top PSC codes by obligations
| Rank | PSC code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | 7G21 IT and Telecom – Network: Digital Network Products (Hardware and Perpetual License Software) | $1,198,734,578 | |
| 2 | 7C20 IT and Telecom – Data Center Products (Hardware and Perpetual License Software) | $170,726,012 | |
| 3 | 7C21 IT and Telecom – Other Data Center Facilities Products (Hardware and Perpetual License Software) | $17,808,858 | |
| 4 | 7G20 IT and Telecom – Network: Analog Voice Products (Hardware and Perpetual License Software) | $16,597,057 | |
| 5 | 7G22 IT and Telecom – Network: Satellite and RF Communications Products (HW, Perpetual License Software) | $10,725,000 | |
| 6 | 5810 Communications Security Equipment and Components | $6,095,791 | |
| 7 | 5805 Telephone and Telegraph Equipment | $2,701,594 | |
| 8 | 5999 Miscellaneous Electrical and Electronic Components | $2,330,383 | |
| 9 | 7B22 IT and Telecom – Compute: Servers (Hardware and Perpetual License Software) | $2,208,799 | |
| 10 | 5821 Radio and Television Communication Equipment, Airborne | $1,820,000 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Maryland | $1,260,578,022 | |
| 2 | Virginia | $124,131,870 | |
| 3 | Florida | $18,259,074 | |
| 4 | Texas | $9,388,660 | |
| 5 | Colorado | $3,941,415 | |
| 6 | Georgia | $3,573,363 | |
| 7 | California | $2,898,295 | |
| 8 | District of Columbia | $2,472,672 | |
| 9 | New York | $2,011,639 | |
| 10 | North Carolina | $1,608,281 | |
| 11 | Kentucky | $1,503,000 | |
| 12 | South Carolina | $438,863 | |
| 13 | Indiana | $149,220 | |
| 14 | Delaware | $144,227 | |
| 15 | Pennsylvania | $143,137 | |
| 16 | Montana | $137,555 | |
| 17 | Alabama | $108,530 | |
| 18 | Arizona | $107,724 | |
| 19 | North Dakota | $48,709 | |
| 20 | Oklahoma | $43,291 | |
| 21 | Alaska | $37,941 | |
| 22 | Missouri | $33,485 | |
| 23 | New Mexico | $25,370 | |
| 24 | Iowa | $18,989 | |
| 25 | Illinois | $15,682 | |
| 26 | Tennessee | $12,358 | |
| 27 | New Jersey | $12,274 | |
| 28 | Oregon | $3,300 |
Show all 28
Shares are of everything obligated under NAICS 334210 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 6,470 listed here. See the rest on GovTribe.
Size standard history
Federal Register rules that named this code
From the NAICS codes each rule's amendments to 13 CFR 121.201 name. Rules that print their size standard tables as images aren't listed.
Quick answers
What is NAICS 334210?
NAICS 334210 is Telephone Apparatus Manufacturing, a national industry in NAICS 31-33, Manufacturing.
What is the NAICS code for telephone answering machines manufacturing?
The NAICS code for telephone answering machines manufacturing is 334210, Telephone Apparatus Manufacturing.
What is the NAICS code for cordless telephones (except cellular) manufacturing?
The NAICS code for cordless telephones (except cellular) manufacturing is 334210, Telephone Apparatus Manufacturing.
What is the NAICS code for telephones (except cellular telephone) manufacturing?
The NAICS code for telephones (except cellular telephone) manufacturing is 334210, Telephone Apparatus Manufacturing.
When did the size standard for NAICS 334210 last change?
The most recent Federal Register rule on record that names NAICS 334210 in the SBA's size standards is "Small Business Size Standards for Manufacturing" (81 FR 4469), published Jan 26, 2016 and effective Feb 26, 2016.
How much do federal agencies spend under NAICS 334210?
Federal contracts under NAICS 334210 obligated $454,800,010 in fiscal year 2025 and $2,316,177,466 in fiscal years 2023 through 2027.
Who are the largest contractors under NAICS 334210?
The contractors with the most obligated under NAICS 334210 in fiscal years 2026 and 2027 are Rohde & Schwarz Usa, Inc. ($650,689,424); Frequentis Usa, Inc. ($546,685,043); and Iron Bow Technologies, LLC ($114,996,517).
Which agencies buy the most under NAICS 334210?
The agencies that obligated the most under NAICS 334210 in fiscal years 2026 and 2027 are Department of Transportation ($1,199,720,218), Air Force ($137,826,793) and Social Security Administration ($55,247,751).
Which PSC codes are used with NAICS 334210?
The PSC codes with the most obligated under NAICS 334210 in fiscal years 2026 and 2027 are 7G21 IT and Telecom – Network: Digital Network Products (Hardware and Perpetual License Software), 7C20 IT and Telecom – Data Center Products (Hardware and Perpetual License Software) and 7C21 IT and Telecom – Other Data Center Facilities Products (Hardware and Perpetual License Software).
Where is the work under NAICS 334210 performed?
By place of performance, the states with the most contract obligations under NAICS 334210 over the last 12 months are Maryland ($1,260,578,022), Virginia ($124,131,870) and Florida ($18,259,074).
What is the latest contract opportunity under NAICS 334210?
The latest contract opportunity under NAICS 334210 is Voice Switch Headset and Handset System, pre-solicitation from Franchise Acquisition Servies (FAA), posted November 6, 2026.
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