─────── § 04. NPA RECORD · 661 · FOLIO 0463 OF 0801 ──────────────
661
United States NPA Record
Area code in California created in 1999 by splitting from 805, serving the San Joaquin Valley, Santa Clarita Valley, and Antelope Valley regions.
Area code in California created in 1999 by splitting from 805, serving the San Joaquin Valley, Santa Clarita Valley, and Antelope Valley regions.
IN SERVICEFirst record · 1998
§ 04.05Event Summary
mandatory dialing · 1permissive dialing · 1relief planned · 1split · 1
§ 04.06
Documentary Record · 4 events
CHRONOLOGICAL ORDER
1998-02-12
relief planned
Split of 805 to create 661 announced
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1999-02-13
split
NPA 661 split from 805
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1999-02-13
permissive dialing
Permissive dialing period begins for 805 and 661
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1999-08-14
mandatory dialing
Mandatory dialing for 805 and 661
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