| NAICS | SIC | Corresponding Index Entries |
| 921110 | 9111 | Advisory commissions, executive government
|
| 921110 | 9111 | City and town managers' offices
|
| 921110 | 9111 | County supervisors' and executives' offices
|
| 921110 | 9111 | Executive offices, federal, state, and local (e.g., governor, mayor, president)
|
| 921110 | 9111 | Governors' offices
|
| 921110 | 9111 | Mayor's offices
|
| 921110 | 9111 | President's office, United States
|
| NAICS | SIC | Corresponding Index Entries |
| 921130 | 9311 | Assessor's offices, tax
|
| 921130 | 9311 | Board of Governors, Federal Reserve
|
| 921130 | 9311 | Budget agencies, government
|
| 921130 | 9311 | Controller's and comptrollers' offices, government
|
| 921130 | 9311 | Customs bureaus
|
| 921130 | 9311 | Federal Reserve Board of Governors
|
| 921130 | 9311 | Gambling control boards, nonoperating
|
| 921130 | 9311 | Internal Revenue Service
|
| 921130 | 9311 | Lottery control boards, nonoperating
|
| 921130 | 9311 | Property tax assessors' offices
|
| 921130 | 9311 | State tax commissions
|
| 921130 | 9311 | Taxation departments
|
| 921130 | 9311 | Treasurers offices', government
|
| NAICS | SIC | Corresponding Index Entries |
| 921150 | 9121 | American Indian or Alaska Native tribal councils
|
| 921150 | 9211 | American Indian or Alaska Native tribal courts
|
| 921150 | 9111 | American Indian or Alaska Native, tribal chief's or chairman's office
|
| 921150 | 9211 | Courts, American Indian or Alaska Native
|
| 921150 | 9221 | Police, American Indian or Alaska Native tribal
|
| 921150 | 9111 | Tribal chief's or chairman's office, American Indian or Alaska Native
|
| 921150 | 9121 | Tribal councils, American Indian or Alaska Native
|
| 921150 | 9211 | Tribal courts, American Indian or Alaska Native
|
| NAICS | SIC | Corresponding Index Entries |
| 921190 | 9199 | Auditor's offices, government
|
| 921190 | 9199 | Civil rights commissions
|
| 921190 | 9199 | Civil service commissions
|
| 921190 | 9199 | Election boards
|
| 921190 | 9199 | General accounting offices, government
|
| 921190 | 9199 | General public administration
|
| 921190 | 9199 | General services departments, government
|
| 921190 | 9199 | Human rights commissions, government
|
| 921190 | 9199 | Indian affairs programs, government
|
| 921190 | 9199 | Personnel offices, government
|
| 921190 | 9199 | Public property management services, government
|
| 921190 | 9199 | Purchasing and supply agencies, government
|
| 921190 | 9199 | Supply agencies, government
|