─────── § 04. NPA RECORD · 469 · FOLIO 0271 OF 0801 ──────────────
469
United States NPA Record
Overlay area code introduced in 1999 for the Dallas metropolitan area to relieve exhaustion of 214 and 972.
Overlay area code introduced in 1999 for the Dallas metropolitan area to relieve exhaustion of 214 and 972.
IN SERVICEFirst record · 1998
§ 04.05Event Summary
other · 2relief planned · 2mandatory dialing · 1planning notice · 1
§ 04.06
Documentary Record · 8 events
CHRONOLOGICAL ORDER
1998-10-15
other
Elimination of 214/972 Split Line and Introduction of 469 Overlay for Dallas, Texas
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1999-02-23
other
Reminder of July 1, 1999 date for the Introduction of the 469 NPA for Dallas, Texas to overlay existing 214/972 NPAs; Please refer to PL-142
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1999-07-01
Introduction of NPA 469 and conversion of 972 to overlay in Dallas region
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1999-07-01
mandatory dialing
Ten-digit dialing became required across the 214/469/972 region
With the 469 introduction and 214/972 boundary erasure, ten-digit dialing became required for all calls in the region.
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2020-03-03
relief planned
NPA 945 approved as the fourth Dallas overlay code
On March 3, 2020, the Public Utility Commission of Texas approved area code 945 as the fourth overlay code for the Dallas region.
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2020-04-08
NPA 945 overlay on 214/469/972 announced
NPA 945 to Overlay 214/469/972 (Texas)
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2020-04-08
planning notice
NANPA issued Planning Letter 537 for the 945 overlay
NANPA issued Planning Letter 537 on April 8, 2020 for the 214/469/972 and 945 all-services overlay.
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2020-04-08
relief planned
NPA 945 overlay planned for Dallas area
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