Phone prefixes in Spencerville, ON

In numbers

In-service prefixes

3

Telephone numbers covered

30,000

Carriers

2

Area codes

2

Provinces and territories

1

First assignment

August 30, 2007

Most recent assignment

August 26, 2024

Spencerville’s share of its area codes

Within area code 613, Spencerville accounts for only 2 of 772 prefixes (0.3%): the code is dominated by Ottawa-Hull and spread over 132 rate centres. Within area code 753, Spencerville accounts for only 1 of 103 prefixes (1.0%): the code is dominated by Ottawa-Hull and spread over 62 rate centres.

Who holds these numbers

Fibernetics Corporation holds the largest share at 2 prefixes, 66.7% of the total, ahead of 1 other carrier. Code by code: in 613, Fibernetics Corporation leads with 1 of 2 prefixes ahead of 1 others; Fibernetics Corporation is the only holder in 753. 1 carrier holds prefixes in every one of Spencerville’s 2 area codes, while 1 appears in just one.

Wireless and wireline

None of Spencerville’s holders carries a mobility brand in its registered name: all 3 prefixes belong to wireline or wholesale carriers, among them Fibernetics Corporation and Bell Canada. A call showing a Spencerville number therefore nominally comes from a landline, cable or VoIP platform rather than a locally assigned cellphone.

How the allocation was built up

Spencerville’s dated assignments run from 2007 to 2024. The busiest period was 2005–2009, when 1 prefixes went to 1 carrier. 1 prefixes (33%) carry no date in the register: these are the historic pre-1999 assignments, the wireline bedrock of the rate centre. Since 2020 another 1 prefixes have been added, so the rate centre is still growing.

Spencerville’s oldest prefixes, the ones the register leaves undated, belong to Bell Canada: this carrier made up the landscape before competition arrived. The first dated assignment went to Fibernetics Corporation in 2007. The most recent arrivals are Fibernetics Corporation (2007), a sign that new carriers are still asking for numbers in Spencerville.

Spencerville has just 3 prefixes (30,000 numbers): a very small rate centre, typical of a village or rural area served by a single switching office.

Fibernetics Corporation leads with 66.7% of the prefixes, but 1 competitors have set up in Spencerville: a market where the incumbent keeps the edge without exclusivity.

Growth is recent: 50.0% of the dated prefixes were assigned in the last ten years, peaking in 2005–2009. Spencerville is among the rate centres where demand for numbers is still rising quickly.

1 undated in the register.

Dialling a Spencerville number

Spencerville is served by 2 overlaid area codes (613 and 753). A 753 number is no more “out of town” than a 613 one; from abroad, dial +1 and the full ten digits.

The numbering neighbourhood

Spencerville shares area codes 613 and 753 with at least 20 other rate centres, including Ottawa-Hull, Kingston, Belleville, Kanata-Stittsville, Cornwall, Brockville, Pembroke and Smiths Falls. The largest of them, Ottawa-Hull, holds 337 prefixes in 613 and 753; the smallest on the list, Gloucester, has just 5.

What a Spencerville number tells you

A number attached to Spencerville tells you that its prefix was issued to a carrier for this rate centre in Ontario, most often Fibernetics Corporation. It does not tell you where the handset is today: a subscriber may have ported the number to any of the 2 carriers present here or to a VoIP service usable anywhere. Nor does it tell you who is calling: caller ID can be spoofed, and an Ontario area code is easy to borrow to look local.

Reading a register entry for Spencerville: code 613-648 is recorded for Fibernetics Corporation, so every 613-648-XXXX number (10,000 possible) descends from that assignment. “Spencerville, Ontario” there names a rate centre, not a municipality, and several area codes overlay it.

Every Spencerville prefix

Each row is an in-service central-office code recorded for Spencerville, with its original holder and year of assignment.

Allocated prefixes

All 3 in-service prefixes, grouped by rate centre.

Elsewhere in Ontario