| 001 | NNSA Service Center (Alb., NM) | AL/SC |
| 002 | Albany Research Center | ARC/FE |
| 003 | Ames Site Office | AMSO/SC |
| 004 | Ames Laboratory | AL/SC |
| 005 | Argonne Site Office | ASO/SC |
| 006 | Argonne National Laboratory | ANL/SC |
| 007 | Berkeley Site Office | BSO/SC |
| 008 | Bonneville Power Administration (Portland, Oregon) | BPA |
| 009 | Bonneville Power Administration (WA DC) | BPA |
| 010 | Brookhaven Site Office | BHSO/SC |
| 011 | Brookhaven National Laboratory | BNL/SC |
| 012 | Carlsbad Field Office/Waste Isolation Pilot Plant (WIPP) | CBFO/EM |
| 013 | Chicago Operations Office | CH/SC |
| 014 | Consolidated Business Center | CBS |
| 015 | East Tennessee Technology Park | ETTP/EM |
| 016 | East Tennessee Technology Park/Bechtel | ETTP/EM |
| 017 | Environmental Sciences Laboratory | ESL/LM |
| 018 | Fermi Site Office | FSO/SC |
| 019 | Golden Field Office | GO/EE |
| 020 | Idaho Operations Office | ID/NE |
| 021 | Idaho National Laboratory | IDL/NE |
| 022 | Kansas City Site Office | KCSO/NA |
| 023 | Lawrence Berkeley National Laboratory | LBNL/SC |
| 024 | Livermore Site Office | LSO/NA |
| 025 | Lawrence Livermore National Laboratory | LLNL/NA |
| 026 | Los Alamos Site Office | LASO/NA |
| 027 | Los Alamos National Lab | LANL/NA |
| 028 | Naval Petroleum Reserve #3 | NPR-3/FE |
| 029 | Naval Reactor Facility | NRF/NA |
| 030 | National Energy Technology Laboratory - Morgantown | NETL/FE |
| 031 | National Energy Technology Laboratory - Pittsburgh | NETL/FE |
| 032 | National Renewable Energy Laboratory (NREL) | NREL |
| 033 | Nevada Site Office | NSO/NA |
| 034 | Nevada Test Site/Bechtel | NTS/BN/NA |
| 035 | New Brunswick Laboratory | NBL/SC |
| 036 | Oak Ridge Operations Office | OR/SC |
| 037 | Oak Ridge National Laboratory | ORNL/SC |
| 038 | Office of River Protection | ORP |
| 039 | Office of Secure Transportation | OST |
| 040 | Ohio Field Office | OH/EM |
| 041 | Pacific Northwest Site Office | PNSO/SC |
| 042 | Pacific Northwest National Laboratory | PNNL/SC |
| 043 | Pantex Site Office | PXSO/NA |
| 044 | Pantex/BWXT Plant | PXSO/NA |
| 045 | Pittsburg Naval Reactors | PNR |
| 046 | Portsmouth/Paducah Project Office | PORTS/PAD/EM |
| 047 | Princeton Site Office | PSO/SC |
| 048 | Princeton Plasma Physics Lab (PPPL) | PPPL/SC |
| 049 | Richland Operations Office | RL/EM |
| 050 | Rocky Flats Field Office | RFFO |
| 051 | Sandia Site Office DOE/NNSA | SSO/EM |
| 052 | Sandia National Laboratories/NM | SNL/NM/EM |
| 053 | Sandia National Laboratories/California | SNL/CA/EM |
| 054 | Savannah River Operations Office/EM | SR/EM |
| 055 | Savannah River Site Office/NNSA | SR/NA |
| 056 | Schenectady Naval Reactors Office | SNR/NA |
| 057 | Southeastern Power Administration | SEPA |
| 058 | Southwestern Power Administration | SWPA |
| 059 | Stanford Linear Acclerator Center | SLAC/SC |
| 060 | Stanford Site Office | SSOSC |
| 061 | Strategic Petroleum Reserve Project Mgmt Office | SPRPMO/FE |
| 062 | Thomas Jefferson National Accelerator Facility Site Ofs | TJNAFSOSC |
| 063 | Waste Istolation Pilot Plant | WIPP/EM |
| 064 | West Valley Demonstration Project | WV/EM |
| 065 | West Valley Nuclear Services | WV/EM |
| 066 | Western Area Power Administration | WAPA |
| 067 | Y-12 Site Office | YSO/NA |
| 068 | Y-12 Site Office (M&O) | Y-12/NA |
| 069 | Yucca Mtn (now Office of Repository Development) | YUCM/RW |
| 070 | Secretarial Staff | S-1 |
| 071 | Chief Financial Officer | CF |
| 072 | Assist. Sec. for Congressional & Intergovernmental Affairs | CI |
| 073 | Defense Nuclear Facilities Safety Board | DNFSB |
| 074 | Economic Impact & Diversity | ED |
| 075 | Energy Efficiency & Renewable Energy | EE |
| 076 | Energy Information Administration | EIA |
| 077 | Environmental Management/Transportation | EM |
| 078 | Fossil Energy | FE |
| 079 | General Counsel | GC |
| 080 | Hearings & Appeals | HG |
| 081 | Human Resources Management | HR |
| 082 | Health, Safety and Security | HS |
| 083 | Inspector General | IG |
| 084 | Information Office | IM |
| 085 | Intelligence & Counterintelligence | IN |
| 086 | Legacy Management | LM |
| 087 | Office of Management | MA |
| 088 | NNSA Administrator | NA-1 |
| 089 | Chief of Defense Nuclear Safety | NA-2.1 |
| 090 | General Council | NA-3.1 |
| 091 | Defense Nuclear Counterintelligence | NA-3.2 |
| 092 | Defence Nuclear Counterintelligence | NA-3.4 |
| 093 | Congressional, Intergovernmental and Public Affairs | NA-3.5 |
| 094 | Environment, Safety & Health Advisor | NA-3.6 |
| 095 | Deputy Under Secretary for Counter Terrorism | NA-4 |
| 096 | Deputy Admin. For Defense Programs | NA-10 |
| 097 | Deputy Admin. for Defense Nuclear Nonproliferation | NA-20 |
| 098 | Nuclear Power Technology, Safety and Security | NA-30 |
| 099 | NNSA-Continuity Programs | NA-40 |
| 100 | NNSA-Emergency Response | NA-50 |
| 101 | NNSA Emergency Management Implementation | NA-60 |
| 102 | Nuclear Energy, Science, & Technology | NA-70 |
| 103 | Office of Nuclear Energy | NE |
| 104 | Electricity Delivery & Energy Reliability | OE |
| 105 | Power Marketing Administration | PML |
| 106 | Public Affairs | PA |
| 107 | Policy & International Affairs | PI |
| 108 | Radioactive Waste Management | RW |
| 109 | Science | SC |