Area Code 450 | Area Code Atlas

─────── § 04. NPA RECORD · 450 · FOLIO 0252 OF 0801 ──────────────

450

Canadian NPA Record

Area code created in 1998 as a split from 514 to serve the off-island suburbs of Montreal, Quebec, Canada.

IN SERVICEFirst record · 1997

◀ 449

450

451 ▶

§ 04.05Event Summary

overlay · 10split · 2activated · 1introduced · 1other · 1relief canceled · 1relief planned · 1reserved · 1

§ 04.06 Documentary Record · 18 events CHRONOLOGICAL ORDER

1997-01-01

split

actualROLE · CHILDPRECISION · YEAR📍 Montreal and surrounding areas, Quebec, Canada

Area code 514 split to create 450

📍 Montreal and surrounding areas, Quebec, Canada

▸

1998-01-01

split

actualROLE · CHILDPRECISION · YEAR📍 Off-island suburbs of Montreal, Quebec

Area code 514 split to create 450

📍 Off-island suburbs of Montreal, Quebec

▸

1998-01-01

introduced

actualROLE · CHILDPRECISION · YEAR📍 Quebec

Area code 450 introduced in Quebec

📍 Quebec

▸

2009-08-26

overlay

plannedROLE · OVERLAYED📍 Québec, Canada

NPA 579 overlay on 450 announced

NPA 579 to Overlay NPA 450 (Québec, Canada)

📍 Québec, Canada

▸

2010-02-01

overlay

plannedROLE · OVERLAYED📍 Québec, Canada

NPA 579 overlay on 450 announced

NPA 579 to Overlay NPA 450 (Québec, Canada)

📍 Québec, Canada

▸

2010-07-28

overlay

actualROLE · OVERLAYEDPRECISION · YEAR📍 Off-island Montreal suburbs

NPA 579 overlay introduced on 450

Area code 579 was introduced as an overlay to area code 450 in 2010 to provide additional numbering resources for the off-island Montreal suburbs.

📍 Off-island Montreal suburbs

▸

2010-08-21

overlay

actualROLE · AFFECTED📍 Quebec

Overlay of area code 450 with 579 in Quebec

📍 Quebec

▸

2012-03-29

other

actualROLE · MENTIONED📍 Guelph, Ontario, Canada

Robocall scandal involving 450 area code

📍 Guelph, Ontario, Canada

▸

2019-02-02

reserved

actualROLE · OVERLAYED📍 Quebec, Canada

Area code 354 formally assigned

📍 Quebec, Canada

▸

2019-02-02

relief planned

actualROLE · OVERLAYED📍 Quebec (off-island suburbs of Montreal, Montérégie region)

NPA 354 assigned as additional overlay for 450/579

📍 Quebec (off-island suburbs of Montreal, Montérégie region)

▸

2019-03-04

overlay

plannedROLE · OVERLAYED📍 Area served by Montreal, Quebec, Canada

NPA 354 overlay on 450/579 announced

NPA 354 to Overlay 450/579 (Area served by Montreal, Quebec, Canada)

📍 Area served by Montreal, Quebec, Canada

▸

2019-10-08

relief canceled

actualROLE · AFFECTED📍 Quebec (450/579 region)

Relief action for area code 354 overlay suspended

📍 Quebec (450/579 region)

▸

2019-12-04

overlay

plannedROLE · OVERLAYED

NPA 354 overlay on 450/579 announced

NPA 354 to Overlay 450/579 (Area served by Montreal, Quebec, Canada)- revision

▸

2021-11-15

overlay

plannedROLE · OVERLAYED📍 area surrounding Montréal, Québec, Canada

NPA 354 overlay on 450/579 announced

NPA 354 to Overlay NPA 450/579 (area surrounding Montréal, Québec, Canada)

📍 area surrounding Montréal, Québec, Canada

▸

2022-04-19

overlay

plannedROLE · OVERLAYED

NPA 354 overlay on 450/579 announced

NPA 354 to Overlay NPA 450/579 (area surrounding Montréal, Québec, Canada) - amending PL-573

▸

2022-04-20

overlay

plannedROLE · OVERLAYED

NPA 354 overlay on 450/579 announced

NPA 354 to Overlay NPA 450/579 (area surrounding Montréal, Québec, Canada) - amending PL-589

▸

2022-10-22

activated

actualROLE · PARENT📍 Quebec, Canada

NPA 354 activated as overlay for 450/579

📍 Quebec, Canada

▸

2022-10-22

overlay

actualROLE · AFFECTED📍 Quebec

Overlay of area code 354 in Quebec

Area code 354 was assigned as an additional overlay for the 450/579 complex, going into service on October 22, 2022, after relief was suspended in 2019.

📍 Quebec

▸