| ABI | Automated Broker Interface |
| A.C.E. | Accuracy and Coverage Evaluation |
| ACES | Annual Capital Expenditures Survey |
| ACS | American Community Survey |
| AES | Automated Export System |
| AESTIR | Automated Export System Trade Interface Requirements |
| AFF | American FactFinder |
| AFTZRP | Automated Foreign Trade Zone Reporting Program |
| AHS | American Housing Survey |
| AIANNHA | American Indian, Alaska Native, Native Hawaiian Area |
| ANRC | Alaska Native Regional Corporation |
| ANVSA | Alaska Native Village Statistical Area |
| APEC | Asia-Pacific Economic Cooperation |
| API | Application Programming Interface |
| ARTS | Annual Retail Trade Survey |
| ASEAN | Association of Southeast Asian Nations |
| ASM | Annual Survey of Manufactures |
| AWTS | Annual Wholesale Trade Survey |
| BAS | Boundry and Annexation Survey |
| BDS | Business Dynamics Statistics |
| BEA | Bureau of Ecomonic Analysis |
| BG | Block Group |
| BIS | Bureau of Industry and Security |
| BITS | Business Information Tracking Series |
| BL | Bill of Lading |
| BMF | Business Master File |
| BNA | Block Numbering Area |
| BOP | Balance of Payments |
| BR | Business Register |
| BRDIS | Business Research and Development and Innovation Survey |
| C2SS | Census 2000 Supplementary Survey |
| CAPI | Computer Assisted Personal Interviewing |
| CATI | Computer-assisted telephone interviewing |
| CBP | County Business Patterns |
| CBSAs | Core Based Statistical Areas |
| CCD | Census County Division |
| CCL | Commerce Control List |
| CD | Congressional District |
| CDHP | Consumer-driven health plan |
| CDP | Census Designated Place |
| CFS | Commodity Flow Survey |
| CIR | Current Industrial Reports |
| CMSA | Consolidated Metropolitan Statistical Area |
| CP | Comparison Profile |
| CPS | Current Population Survey |
| CQR | Count Question Resolution |
| CSA | Combined Statistical Area |
| CTPP | Census Transportation Planning Products |
| DADS | Data Access and Dissemination System |
| DAFW | Days-away-from-work cases |
| DRB | Disclosure Review Board |
| DT | Detailed Tables |
| DUNS | Dun and Bradstreet Number |
| EAP | Employee assistance program |
| EAR | Export Administration Regulations |
| ECCN | Export Control Classification Number |
| ECI | Employment cost index |
| EDI | Electronic Data Interchange center |
| EEI | Electronic Export Information |
| EEO | Equal Employment Opportunity |
| EHU | Embedded Housing Unit |
| EIN | Employer Identification Number |
| EPO | Exclusive provider organization plan |
| ESOP | Employee Stock Ownership Plan |
| FGU | Federal Government Unit |
| FIPS | Federal Information Processing Series/Standards |
| FMS | Foreign Military Sales |
| FPPI | Foreign principal party in interest |
| FR | Field Representiative |
| FSCPE | Federal-State Coopertive Program for Population Estimates |
| FTP | File Transfer Protocol |
| FTZ | Foreign Trade Zone |
| GCT | Geographic comparison tables |
| GDP | Gross domestic product |
| GNP | Gross National Product |
| GPO | Government Printing Office |
| GQ | Group Quarters |
| GSP | Generalized System of Preferences |
| HDHP | High-deductible health plan |
| HMO | Health maintenance organization |
| HRAs | Healthcare reimbursement accounts |
| HSA | Health savings account |
| HUPs | Historically undercounted populations |
| IC | Independent City |
| ICM | Integrated Coverage Measurement |
| ICTS | Information and Communication Technology Survey |
| IDB | International Data Base |
| IRC | Internal Revenue Code limit |
| ITAR | International Traffic in Arms Regulations |
| ITN | Internal transaction number |
| KB | Kind of Business |
| LAFTA | Latin American Free Trade Market |
| LED | Local Employment Dynamics |
| LEHD | Longitudinal Employer-Household Dynamics |
| LFO | Legal Form of Organization |
| LSAD | Legal/Statistical Area Description Code |
| MA | Metropolitan Area |
| MAF | Master Address File |
| MCD | Minor Civil Division |
| MHS | Manufactured Homes Survey |
| MOE | Margin of Error |
| MOPS | Management and Organizational Practices Survey |
| MOS | Measure of Size |
| MOT | Method of Transportation |
| MSA | Metropolitan Statistical Area |
| MSDs | Musculoskeletal disorders |
| MTIS | Manufacturing and Trade Inventory and Sales |
| MWTS | Monthly Wholesale Trade Survey |
| NAFTA | North American Free Trade Agreement |
| NAICS | North American Industry Classification System |
| NAPCS | North American Product Classification System |
| NECMA | New England County Metropolitan Area |
| NECTA | New England City and Town Area |
| NICS | Newly Industrialized Countries |
| NPC | National Processing Center |
| OECD | Organization for Economic Cooperation and Development |
| OFAC | Office of Foreign Asset Control |
| OM | Origin of Movement |
| OMB | Office of Management and Budget |
| OPEC | Organization of Petroleum Exporting Countries |
| OTSA | Oklahoma Tribal Statistical Area |
| PDF | Portable Document File |
| PEO | Professional employer organization |
| PII | Personally identifiable information |
| PMSA | Primary Metropolitan Statistical Area |
| POS | Point-of-service plan |
| PPE | Personal protective equipment |
| PPO | Preferred provider organization |
| PRCS | Puerto Rico Community Survey |
| PUMA | Public Use Microdata Area |
| QA | Quality Assurance |
| QC | Quality Control |
| QFR | Quarterly Financial Report |
| QSS | Quarterly Services Survey |
| QT | Quick Tables |
| QWI | Quarterly Workforce Indicators |
| RDD | Random-digit dialing |
| RO | Regional Office |
| SAIPE | Small Area Income and Proverty Estimates |
| SAS | Service Annual Survey |
| SBO | Survey of Business Owners |
| SCTG | Standard Classification of Transported Goods |
| SDAISA | State Designated American Indian Statistical Area |
| SDC | State Data Center |
| SDTSA | State Designated Tribal Statistical Area |
| SED | Shipper's Export Declaration |
| SEP | Simplified employee pension plan |
| SF | Summary File |
| SIC | Standard Industrial Classification |
| SIMPLE | Savings incentive match plan for employees |
| SIPP | Survey of Income and Program Participation |
| SITC | Standard International Trade Classification |
| SLD | State Legislative District |
| SOC | Standard Occupation Classification; Standard Occupational Classification system |
| SOP | Stage of processing |
| SP | Special Place |
| SPI | Special Program Indicator |
| SUSB | Statistics of U.S. Businesses |
| SVP | Specific vocational preparation |
| SWT | Shipping Weight |
| TAD | Traffic Analysis District |
| TAZ | Traffic Analysis Zone |
| TDSA | Tribal Designated Statistical Area |
| TJSA | Tribal Jurisdiction Statistical Area |
| TQA | Telephone Questionaire Assistance |
| UA | Urbanized Area |
| UC | Urban Cluster |
| UGA | Urban Growth Area |
| USML | United States Munition List |
| USPPI | U.S. Principal Party in Interest |
| VIN | Vehicle Identification Number |
| VSD | Voluntary self-disclosure |
| VTD | Voting District |
| ZBP | Zip Code Business Patterns |
| ZCTA | ZIP Code Tabulation Area |