Area Code879

Newfoundland and Labrador, Canada

Newfoundland Time

8:03 AM

Area Code

879

State / Province

Newfoundland and Labrador

Country

Canada

Time Zone

Newfoundland Time

Cities and Communities Served

Area code 879 covers 2 cities and communities across Newfoundland and Labrador, based on telephone company rate center data.

tel: Link Format

Use the E.164 format for clickable phone links (RFC 3966):

<a href="tel:+18795550100">+18795550100</a>
<a href="tel:+18795550199">+18795550199</a>
Full tel: URI guide

Check a 879 Number

Look up which exchange in Newfoundland and Labrador a specific 879 number is homed to, and whether its block is wireline or wireless. See what a reverse lookup can establish before relying on the answer.

Area Code 879 Numbering Data

Block-level assignments from the North American Numbering Plan administrator, via localcallingguide.com.

Assigned Prefixes

4

Assignment Blocks

4

Rate Centers

2

Carriers of Record

3

Line Types

TypeBlocksShare
Wireless4100%

Carriers of Record

CarrierBlocks
ALIANT TELECOM (MOBILITY)2
FIDO SOLUTIONS INC.1
ROGERS COMMUNICATIONS CANADA INC.1

Carrier of record for each block. Numbers ported to another carrier keep their original block assignment, so this is not a lookup of who serves a given number today.

Prefixes by Rate Center

Rate CenterPrefixesBlocks
Corner Brook22
St John's22

A rate center is the telephone exchange area a number is homed to. It sets local calling boundaries, and is not the caller's current location.

LATA
888
Incumbent Carrier
NEWFOUNDLAND TELEPHONE CO., LTD.

Area Code 879 Is an Overlay

879 was activated on Feb 17, 2024 as an overlay covering Newfoundland and Labrador (province-wide). It shares the same geography as 709, which means ten-digit dialing is required for local calls in this region — dial the area code even when calling a neighbor.

A new 879 number does not indicate a different city than 709. Overlays are added when the existing code runs out of available prefixes.

See every North American overlay

About Area Code 879

Area code 879 is a North American Numbering Plan (NANP) telephone area code assigned to Newfoundland and Labrador, Canada. It is one of 2 area codes serving Newfoundland and Labrador. As population and demand for phone numbers grew, the region was divided into multiple numbering plan areas to avoid exhausting the available 7-digit number pool.

Is 879 a valid area code?

Yes. 879 is an active North American Numbering Plan (NANP) area code, currently assigned to Newfoundland and Labrador, Canada. It is safe to answer or dial calls using this area code.

Where is area code 879?

Area code 879 covers 2 cities and communities in Newfoundland and Labrador, including Corner Brook, St John's. This is based on telephone company rate center data — the geographic areas carriers use to determine local calling boundaries and to assign numbers when a business or individual requests a phone number in a specific city.

What time zone is area code 879?

All numbers in the 879 area code observe Newfoundland Time (IANA timezone: America/St_Johns). When placing a call to a 879 number from a different time zone, check the current local time above to avoid calling outside of business hours.

How do I dial a 879 number?

From within Newfoundland and Labrador, dial the 7-digit local number directly if calling within the same rate center, or dial 1 + 879 + 7-digit number for long-distance calls within North America. From outside the US or Canada, dial your country's international exit code followed by 1 879 XXX XXXX. The country code for both the United States and Canada in NANP is +1.

Formatting 879 phone numbers

Format 879 numbers using E.164 notation as required by RFC 3966: prefix with +1 and omit dashes and parentheses (e.g., +18795550100). This format ensures tel: links work correctly on all mobile browsers and VoIP apps. See the tel: URI formatting guide for complete examples.

Other Area Codes in Newfoundland and Labrador