OPNAVINST 3721.20E — DEPARTMENT OF DEFENSE NOTICE TO AIRMEN (NOTAM) SYSTEM
OPNAVINST 3721.20E is listed as current Current
in the DON Issuances (DONI) catalog as of our last index refresh (2026-07-11). Note: its publication date is 2018-03-27 — 8 years old — so check for newer interim changes before citing it.
| Branch | U.S. Navy |
| Series | OPNAVINST |
| Publication date | 2018-03-27 (8.3 years ago) |
| Status | Current |
| Proponent / OPR | N885 |
| Source of record | DON Issuances (DONI) |
Official document (DON Issuances (DONI))
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- OPNAVINST 3600.4 — POLICY FOR THE MATERIAL AND TACTICAL CERTIFICATION OF CONVENTIONAL PROMPT STRIKE MISSILE CAPABLE SURFACE SHIPS Current
- OPNAVINST 3710.37B — ANTHROPOMETRIC ACCOMMODATIONS IN NAVAL AIRCRAFT Current
- OPNAVINST 3710.7V — NAVAL AIR TRAINING AND OPERATING PROCEDURES STANDARDIZATION PROGRAM Current
- OPNAVINST 3721.5M — NAVAL AIR TRAFFIC CONTROL AIR NAVIGATION AIDS AND LANDING SYSTEMS PROGRAM Current
- OPNAVINST 3722.33E — FEDERAL AVIATION ADMINISTRATION ORDER JO 7610.4 SPECIAL OPERATIONS Current
This is an unofficial index built from the public catalog. The controlling copy is
always the one on
DON Issuances (DONI) — verify there
before citing OPNAVINST 3721.20E in an official product.