Agency + PSC NAICS rankings

Top NAICS paths for PSC D304 under Department of Defense.

Use this ranking when the research starts with Department of Defense and PSC D304, and you want the strongest industry-code pages inside that exact buyer + service slice.

Best next ranking moves

Move faster from Department of Defense + PSC D304

Use the strongest next click when this buyer + service slice is already the right lane and you want to get to the best detail page faster.

Agency + service NAICS rankings

Top NAICS paths inside Department of Defense + PSC D304

Use these rankings when the buyer-specific PSC page is still too broad and you want the most relevant NAICS pivots inside the same slice.

1

NAICS 561210

1 visible recipients · Facilities Support Services

$16,813,296,038
2

NAICS 811213

1 visible recipients · Communication Equipment Repair and Maintenance

$3,574,651,684
3

NAICS 541512

7 visible recipients · Computer Systems Design Services

$2,953,648,728
4

NAICS 541330

3 visible recipients · Engineering Services

$1,134,518,914
5

NAICS 517110

2 visible recipients · Wired Telecommunications Carriers

$809,062,555
6

NAICS 541519

6 visible recipients · Other Computer Related Services

$800,746,326
7

NAICS 811118

1 visible recipients · Other Automotive Mechanical and Electrical Repair and Maintenance

$720,182,552
8

NAICS 517410

3 visible recipients · Satellite Telecommunications

$642,854,284
9

NAICS 541513

2 visible recipients · Computer Facilities Management Services

$567,895,363
10

NAICS 333318

1 visible recipients · Other Commercial and Service Industry Machinery Manufacturing

$327,319,657
11

NAICS 334220

1 visible recipients · Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing

$179,171,079
12

NAICS 561110

1 visible recipients · Office Administrative Services

$71,573,008
13

NAICS 334290

1 visible recipients · Other Communications Equipment Manufacturing

$60,790,187
14

NAICS 541511

4 visible recipients · Custom Computer Programming Services

$58,950,853
15

NAICS 541990

1 visible recipients · All Other Professional, Scientific, and Technical Services

$44,966,172
16

NAICS 611430

1 visible recipients · Professional and Management Development Training

$34,798,615
17

NAICS 541611

1 visible recipients · Administrative Management and General Management Consulting Services

$26,154,190
18

NAICS 518210

1 visible recipients · Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services

$20,563,919
19

NAICS 517911

1 visible recipients · Telecommunications Resellers

$11,711,373
20

NAICS 561621

1 visible recipients · Security Systems Services (except Locksmiths)

$8,830,674
21

NAICS 517311

1 visible recipients · Wired Telecommunications Carriers

$5,933,894
22

NAICS 517111

1 visible recipients · Wired Telecommunications Carriers

$3,240,457
23

NAICS 511210

1 visible recipients · Software Publishers

$274,930
24

NAICS 541715

1 visible recipients · Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)

$36,720

Other buyer + code ranking views

Move around Department of Defense and PSC D304

Switch back into the broader buyer PSC ranking layer or go straight into the detailed buyer + PSC page when you want recipient-level browsing.

Directory graph

Move into full directory hubs

Use this ranking page as a shortcut, then branch back into the wider agency, PSC, NAICS, state, and top-list hubs when you want broader browse coverage.