| Rural Telephone Bank | RTB | Agriculture Department | 0 |
| Rural Utilities Service | RUS | Agriculture Department | 1 |
| Safety and Environmental Enforcement Bureau | BSEE | Interior Department | 0 |
| Saint Lawrence Seaway Development Corporation | SLSDC | Transportation Department | 0 |
| Science and Technology Policy Office | OSTP | | 0 |
| Secret Service | USSS | Homeland Security Department | 0 |
| Securities and Exchange Commission | SEC | | 89 |
| Selective Service System | SSS | | 0 |
| Small Business Administration | SBA | | 1 |
| Smithsonian Institution | | | 0 |
| Social Security Administration | SSA | | 0 |
| Southeastern Power Administration | SEPA | Energy Department | 1 |
| Southwestern Power Administration | SWPA | Energy Department | 0 |
| Special Counsel Office | OSC | | 0 |
| Special Inspector General For Iraq Reconstruction | SIGIR | | 0 |
| Special Inspector General for Afghanistan Reconstruction | SIGAR | | 0 |
| Special Trustee for American Indians Office | OST | Interior Department | 0 |
| State Department | DOS | | 7 |
| State Justice Institute | SJI | | 0 |
| Strategic Preparedness and Response Administration | | Health and Human Services Department | 0 |
| Substance Abuse and Mental Health Services Administration | SAMHSA | Health and Human Services Department | 1 |
| Surface Mining Reclamation and Enforcement Office | OSM | Interior Department | 0 |
| Surface Transportation Board | STB | | 4 |
| Susquehanna River Basin Commission | SRBC | | 3 |
| Technology Administration | TA | Commerce Department | 0 |
| Tennessee Valley Authority | TVA | | 0 |
| The White House Office | | | 0 |
| Thrift Depositor Protection Oversight Board | TDPOB | | 0 |
| Thrift Supervision Office | OTS | Treasury Department | 0 |
| Trade Representative, Office of United States | USTR | | 1 |
| Trade and Development Agency | USTDA | | 0 |
| Transportation Department | DOT | | 56 |
| Transportation Office | | Agriculture Department | 0 |
| Transportation Security Administration | TSA | Homeland Security Department | 0 |
| Transportation Statistics Bureau | BTS | Transportation Department | 0 |
| Travel and Tourism Administration | USTTA | Commerce Department | 0 |
| Treasury Department | TREAS | | 12 |
| Twenty-First Century Workforce Commission | | | 0 |
| U.S. Citizenship and Immigration Services | USCIS | Homeland Security Department | 3 |
| U.S. Codex Office | CODEX | Agriculture Department | 1 |
| U.S. Committee on the Marine Transportation System | CMTS | | 0 |
| U.S. Customs and Border Protection | USCBP | Homeland Security Department | 1 |
| U.S. House of Representatives | HOUSE | | 0 |
| U.S. Immigration and Customs Enforcement | ICE | Homeland Security Department | 0 |
| U.S. International Development Finance Corporation | DFC | | 0 |
| U.S. Trade Deficit Review Commission | TDRC | | 0 |
| U.S.-China Economic and Security Review Commission | USCC | | 0 |
| Under-Secretary for Economic Affairs | OUSEA | Commerce Department | 0 |
| Unified Carrier Registration Plan | UCR | | 0 |
| Uniformed Services University of the Health Sciences | USUHS | Defense Department | 0 |
| United States African Development Foundation | USADF | | 0 |
| United States Agency for Global Media | USAGM | | 0 |
| United States Enrichment Corporation | USEC | | 0 |
| United States Information Agency | USIA | | 0 |
| United States Institute of Peace | USIP | | 0 |
| United States Marshals Service | USMS | Justice Department | 0 |
| United States Mint | USMINT | Treasury Department | 0 |
| United States Olympic and Paralympic Committee | USOPC | | 0 |
| United States Sentencing Commission | USSC | | 0 |
| Utah Reclamation Mitigation and Conservation Commission | URMCC | | 0 |
| Valles Caldera Trust | VCNP | | 0 |
| Veterans Affairs Department | VA | | 4 |
| Veterans Employment and Training Service | VETS | Labor Department | 0 |
| Victims of Crime Office | OVC | Justice Programs Office | 0 |
| Wage and Hour Division | WHD | Labor Department | 1 |
| Western Area Power Administration | WAPA | Energy Department | 0 |
| Women's Business Enterprise Interagency Committee | | | 0 |
| Women's Progress Commemoration Commission | | | 0 |
| Women's Suffrage Centennial Commission | WSCC | | 0 |
| Workers' Compensation Programs Office | OWCP | Labor Department | 0 |