NPA 274 to Overlay NPA 920 (Wisconsin) – supersedes PL-586
Primary documents
| Letter | Published | Subject |
|---|---|---|
| PL-593 | 2022-06-02 | NPA 274 to Overlay NPA 920 (Wisconsin) – supersedes PL-586 |
| PL-586 | 2022-03-16 | NPA 274 to Overlay NPA 920 (Wisconsin) |
| PL-442 | 2012-12-05 | NPA 274 to Overlay NPA 920 (Wisconsin) |
| PL-417 | 2010-12-22 | NPA 274 to Overlay NPA 920 (Wisconsin) |
| PL-385 | 2008-12-22 | NPA 274 to Overlay NPA 920 (Wisconsin) |
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.