─────── § 04. NPA RECORD · 281 · FOLIO 0083 OF 0801 ──────────────
281
United States NPA Record
Created in 1996 as a geographic split from 713, serving most suburbs outside Houston's Beltway 8.
Created in 1996 as a geographic split from 713, serving most suburbs outside Houston's Beltway 8. It forms part of the Houston overlay complex.
IN SERVICEFirst record · 1996
§ 04.05Event Summary
other · 2relief planned · 2boundary change · 1jeopardy · 1mandatory dialing · 1split · 1
§ 04.06
Documentary Record · 12 events
CHRONOLOGICAL ORDER
1996-11-02
split
Area code 281 split from 713
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1997-09-25
jeopardy
Extraordinary NPA-Specific Jeopardy Conservation Procedures Announced for 281 and 713 Numbering Plan Areas in Houston, Texas
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1998-10-15
other
Elimination of 713/281 (Houston, TX) Split Line and Introduction of Overlay NPA 832
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1999-01-16
boundary change
713/281 boundary erased and 832 overlay introduced
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1999-01-16
Area code 832 overlays 713 and 281; boundary erased
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1999-01-16
mandatory dialing
Ten-digit dialing becomes mandatory in Houston area
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2013-05-09
relief planned
Public Utility Commission of Texas announces addition of area code 346 overlay for Houston
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2013-05-30
other
NPA 346 to Overlay NPAs 281/713/832 (Texas)
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2014-07-01
Area code 346 overlay introduced in Houston area
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2023-10-12
relief planned
Public Utility Commission of Texas approves 621 overlay for Houston
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2023-12-06
NPA 621 overlay on 281/346/713/832 announced
NPA 621 to Overlay NPA 281/346/713/832 (Texas)
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2025-01-23
Area code 621 activated as overlay for Houston area
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