Expansion of Concentrated NPA 971 Overlay with NPA 503 (Oregon)
Primary documents
| Letter | Published | Subject |
|---|---|---|
| PL-359 | 2006-12-21 | Expansion of Concentrated NPA 971 Overlay with NPA 503 (Oregon) |
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.