North American Numbers Source-cited · ownership disclosed
Area code
879
In service
Canada · since 2024

Newfoundland and Labrador (overlay)

Area code 879 is an overlay covering the same territory as 709 — the entire province of Newfoundland and Labrador, Canada.

The essentials Numbering data · NumberResearch · as of 2026-09-18
Place
Newfoundland and Labrador (overlay)
Type
geographic
Status
in service
In service since
2024
Projected exhaust
2024 Q4

Status, dates and counts are read from NumberResearch (NANPA / CNAC / FCC records). Assignment records show initial assignees, not the carrier serving a number today.

A · Where it is

Where 879 is

Same as 709: all of Newfoundland and Labrador..

Communities served wholly or partly by 879:

St. John'sCorner BrookGander

Overlay code — serves the identical province-wide area as 709.

B · Relationships

How it relates to other codes

The codes 879 was split from, spawned, or shares its area with. A split divides the map and changes some numbers; an overlay shares the same ground and changes none — what's the difference?

Overlay · 2024 709 Newfoundland and Labrador (St. John's) 879 overlays the identical Newfoundland and Labrador geography served by 709.
What's changing. Overlay of 709 (not a split); both serve all of Newfoundland and Labrador. Activated February 17, 2024 — re-check CNA/NANPA.
C · History

How 879 got here

2017
Area code 879 reserved as the second area code for Newfoundland and Labrador for future overlay relief.
Source: Wikipedia
2024-02-17
Area code 879 activated as an overlay of 709.
Source: Wikipedia
D · Capacity

How full it is

Prefixes assigned
4
Prefixes available
0

Prefix-assignment counts describe allocation to carriers, not how many individual numbers are in use. Full technical records: NumberResearch ↗.

Compare 879 with another code →
Sources
Wikipedia ↗
Area codes 709 and 879
NumberResearch.org ↗
Live status, dates, assignment counts and exhaust forecast — data as of 2026-09-18 (CC BY 4.0).

Place, relationships and history above are compiled by North American Numbers from the sources listed and last checked 2026-09-18. A check date is not an expert review — see how this is made. Flag an error.