NPA 327 to Overlay NPA 870 (Arkansas) – supersedes PL-587
Primary documents
| Letter | Published | Subject |
|---|---|---|
| PL-604 | 2022-10-31 | NPA 327 to Overlay NPA 870 (Arkansas) – supersedes PL-587 |
| PL-587 | 2022-03-30 | NPA 327 to Overlay NPA 870 (Arkansas) |
| PL-400 | 2010-01-25 | NPA 327 to Overlay NPA 870 (Arkansas) |
All documents are official NANPA planning letters (Tier A sources). This page consolidates every letter we have on record for this event; it is updated automatically when new letters are detected, with sensitive changes held for editorial review first.