ARRL DXCC ENTITY RE-EVALUATION MEMORANDUM – OA

OA — PERU
Evaluation Under 1947 ARRL DXCC Rules

I. PURPOSE

This memorandum evaluates whether OA — Peru qualifies as a separate ARRL DXCC Entity under the 1947 ARRL DXCC Rules, the post-war framework used to construct the original DXCC List (1947–1948).

The evaluation assesses:

• Peru’s political and sovereign status in 1947
• International recognition and territorial integrity
• Telecommunications prefix identity (OA/OB)
• Geographic distinctiveness as a South American nation
• Compliance with Political Entity criteria
• Applicability of Geographic Entity criteria
• Final DXCC determination

Peru appears on the original 1947 DXCC List as a recognized sovereign DXCC Entity.

II. BACKGROUND

A. Political & Administrative Status (1947)

In 1947, Peru was:

• A fully sovereign, independent republic (independence from Spain recognized in the 19th century)
• Operating under a national constitutional government
• Governed by its own legislative, judicial, and executive institutions
• In full control of domestic and foreign policy
• Not part of any colonial system, protectorate, or another nation’s administration

Key DXCC implication:

✔ Peru was a primary Political Entity under the 1947 DXCC sovereign-nation criterion.

B. International Standing

• Peru was internationally recognized as a sovereign state and an active participant in the global post-war diplomatic order
• It was a founding member of the United Nations, joining on October 31, 1945
• Its borders with Ecuador, Colombia, Brazil, Bolivia, and Chile were internationally recognized at the time

Peru easily satisfies all DXCC sovereign-state recognition requirements from 1947.

C. Telecommunications & Prefix Identity

Pre-ITU international radio regulations assigned Peru the OA/OB call sign block.

In the late 1940s:

• OA was widely used in amateur radio operations
• The OA prefix was distinct from all neighboring South American entities:
– CE (Chile)
– PY (Brazil)
– LU (Argentina)
– YV (Venezuela)
– HC/HD (Ecuador)
– CP (Bolivia)
– CO (Cuba; different region but prefix proximity relevant)

ARRL callbooks and international registries clearly listed OA as belonging to Peru.

Thus:

✔ OA was already an established, unique national prefix
✔ Strongly supports independent DXCC status

D. Geographic Characteristics

• Peru is a large, geographically unified Andean republic
• Borders: Ecuador, Colombia, Brazil, Bolivia, Chile
• Coastline: Long Pacific coastline (~2,400 km)
• No outstanding territorial disputes in 1947 affecting sovereignty
• No dependencies or external possessions requiring DXCC subgrouping

Peru is a single territorial unit, clearly distinct from its neighbors.

E. DXCC Context (1947)

The 1947 ARRL DXCC List divided entities into:

Political Entities
• Sovereign states
• Colonies/protectorates
• U.S. territories and possessions
Geographic Entities
• Non-sovereign isolated islands
• Remote possessions

Peru falls directly and exclusively in Category 1:
✔ A sovereign nation, fully recognized internationally

Comparable South American 1947 DXCC entries:

• LU — Argentina
• CE — Chile
• PY — Brazil
• YV — Venezuela
• HC — Ecuador
• CP — Bolivia
• CX — Uruguay

Peru matches these exactly.

III. ANALYSIS UNDER THE 1947 DXCC RULES

1. POLITICAL ENTITY CRITERIA — PASS (FULL)

1(a) Sovereign Nation — ✔ PASS
Peru is a fully independent state in 1947.

1(b) International Recognition — ✔ PASS
UN member, universally recognized.

1(c) Unified National Administration — ✔ PASS
Strong national government with full jurisdiction.

1(d) Not part of another political unit — ✔ PASS
Peru is a standalone republic.

Conclusion:
Peru fully satisfies the Political Entity criteria.
This alone qualifies OA as a DXCC Entity under 1947 rules.

2. GEOGRAPHIC ENTITY CRITERIA — NOT REQUIRED (BUT PASSES BY DEFAULT)

As a sovereign nation, Peru automatically qualifies under 1947 rules.
Nevertheless:

2(a) Defined territorial borders — ✔ PASS
2(b) Unified continental landmass — ✔ PASS
2(c) No administrative subdivisions belonging to another state — ✔ PASS

These confirm Peru’s geographic integrity, though political qualification is primary.

3. SPECIAL-AREA CRITERIA — NOT APPLICABLE (1947)

No Antarctic, enclave, or continental-shelf rules existed in 1947.

4. 1947 ADDITION / DELETION RULES

Addition — PASS
Peru met the fundamental sovereign-nation criteria for inclusion.

Deletion — NOT TRIGGERED
• No sovereignty changes in 1947
• No administrative alteration
• OA prefix still uniquely defines Peru

IV. FINAL DETERMINATION

✅ OA — PERU fully qualifies as a DXCC Entity under the 1947 ARRL DXCC Rules.

Qualification Basis:
✔ Fully sovereign, independent republic
✔ Internationally recognized borders
✔ Included on the original DXCC List
✔ Meets all Political Entity criteria
✔ No geographic or administrative dependency on another state

Conclusion:
Peru is one of the most straightforward sovereign DXCC Entities under the 1947 rules.

V. SUMMARY TABLE

Rule (1947)	Pass/Fail	Notes
Sovereign Nation	✔	Independent republic
International Recognition	✔	UN member (1945)
National Administration	✔	Full civil government
Distinct Prefix	N/A	OA / OB
Geographic Criteria	✔	Automatically met
Special Area	N/A	Not applicable
Final Status	VALID POLITICAL ENTITY (1947)	Fully qualifies

References

ARRL DXCC Rules, Post–World War II Edition (1947)
Clinton B. DeSoto, W1CBD, “How to Count Countries Worked, A New DX Scoring System,” QST, October 1935
ARRL DXCC Country Lists, original (1937) and postwar (1947) editions
United Nations membership records (Peru, 1945)
Contemporary political and geographic references for Peru