─────── § 04. NPA RECORD · 747 · FOLIO 0549 OF 0801 ──────────────
747
United States NPA Record
Overlay area code introduced in 2009 to serve the same geographic area as 818 in the San Fernando Valley, California.
Overlay area code introduced in 2009 to serve the same geographic area as 818 in the San Fernando Valley, California.
IN SERVICEFirst record · 2008
§ 04.05Event Summary
mandatory dialing · 3activated · 1permissive dialing · 1relief planned · 1
§ 04.06
Documentary Record · 8 events
CHRONOLOGICAL ORDER
2008-04-24
relief planned
CPUC decision to overlay 747 on 818
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2008-05-07
NPA 747 overlay on 818 announced
NPA 747 to Overlay NPA 818 (California)
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2008-10-11
permissive dialing
Permissive dialing period for 818/747 overlay
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2009-04-15
mandatory dialing
Mandatory ten-digit dialing for 818/747 overlay
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2009-04-18
mandatory dialing
Mandatory ten-digit dialing for 818/747 overlay
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2009-05-18
NPA 747 overlays 818
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2009-05-18
mandatory dialing
Mandatory ten-digit dialing begins for 818/747 overlay
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2009-10-11
activated
First number block assigned to 747
The first telephone number block was assigned to area code 747 on October 11, 2009, marking the activation of the new overlay code for customer use.
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