─────── § 04. NPA RECORD · 506 · FOLIO 0308 OF 0801 ──────────────
506
Canadian NPA Record
Area code 506 was created in 1955 from a split of 902, covering New Brunswick and Newfoundland.
Area code 506 was created in 1955 from a split of 902, covering New Brunswick and Newfoundland.
IN SERVICEFirst record · 1955
§ 04.05Event Summary
split · 2mandatory dialing · 1permissive dialing · 1
§ 04.06
Documentary Record · 11 events
CHRONOLOGICAL ORDER
1955-01-01
split
Area code 506 created from 902 for New Brunswick and Newfoundland
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1962-01-01
split
Area code 709 created for Newfoundland and Labrador from 506
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2018-09-24
NPA 428 overlay on 506 announced
NPA 428 to Overlay NPA 506 (New Brunswick, Canada)
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2020-05-01
permissive dialing
Permissive ten-digit dialing begins for 506
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2020-05-06
NPA 428 overlay on 506 announced
NPA 428 to Overlay NPA 506 (New Brunswick, Canada)
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2020-12-01
NPA 428 overlay on 506 announced
NPA 428 to Overlay NPA 506 (New Brunswick, Canada)
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2020-12-08
NPA 428 overlay on 506 announced
NPA 428 to Overlay NPA 506 (New Brunswick, Canada) supersedes PL549
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2022-08-19
NPA 428 overlay on 506 announced
NPA 428 to Overlay NPA 506 (New Brunswick, Canada) - supersedes PL-553
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2023-04-23
Overlay of area code 506 with 428
An overlay plan was implemented in New Brunswick on April 23, 2023, adding area code 428 to overlay the existing 506 area code to address numbering exhaustion.
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2023-04-29
NPA 428 overlays 506
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2023-04-29
mandatory dialing
Mandatory ten-digit dialing for 506 and 428
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