─────── § 04. NPA RECORD · 456 · FOLIO 0258 OF 0801 ──────────────
456
Area Code Record
Area code 456 was a non-geographic code used from 1993 until 2017 for inbound carrier-specific routing.
Area code 456 was a non-geographic code used from 1993 until 2017 for inbound carrier-specific routing. It was withdrawn due to lack of demand and returned to the pool of unassigned codes in 2023, making it available for future geographic assignment.
First record · 1993
§ 04.05Event Summary
activated · 1introduced · 1reassigned · 1reserved · 1retired · 1
§ 04.06
Documentary Record · 5 events
CHRONOLOGICAL ORDER
1993-08-02
activated
NPA 456 assigned
ASSIGNMENT OF NPA CODE "456" FOR INTERNATIONAL CARRIER IDENTIFICATION
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1993-08-02
introduced
Area code 456 assigned for international carrier identification
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2017-11-27
retired
Area code 456 withdrawn from use
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2023-01-01
reassigned
Area code 456 returned to the pool of unassigned codes
In 2023, area code 456 was returned to the pool of unassigned codes and became available for future assignment as a geographic NPA.
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2023-01-01
reserved
NPA 456 returned to pool of unassigned codes
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