Phone prefixes in Sidney, MB

In numbers

In-service prefixes

4

Telephone numbers covered

40,000

Carriers

4

Area codes

2

Provinces and territories

1

First assignment

April 24, 2018

Most recent assignment

August 16, 2022

Sidney’s share of its area codes

Within area code 431, Sidney accounts for only 3 of 571 prefixes (0.5%): the code is dominated by Winnipeg and spread over 146 rate centres. Within area code 204, Sidney accounts for only 1 of 781 prefixes (0.1%): the code is dominated by Winnipeg and spread over 245 rate centres.

Who holds these numbers

Bell Mobility holds the largest share at 1 prefixes, 25.0% of the total, ahead of 3 other carriers. Code by code: in 431, Bell Mobility leads with 1 of 3 prefixes ahead of 2 others; MTS Inc. is the only holder in 204. No carrier holds prefixes in every one of Sidney’s 2 area codes, while 4 appear in just one.

Wireless and wireline

1 of Sidney’s 4 prefixes (25.0%) are held by carriers whose registered name marks a wireless business: Bell Mobility. Wireline prefixes still outnumber them, carried by Distributel, Fibernetics Corporation and MTS Inc. This is a sort by name, not a licence lookup, and a mobile prefix may have been ported to another network since.

How the allocation was built up

Sidney’s dated assignments run from 2018 to 2022. The busiest period was 2015–2019, when 2 prefixes went to 2 carriers. 1 prefixes (25%) 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.

Sidney’s oldest prefixes, the ones the register leaves undated, belong to MTS Inc: this carrier made up the landscape before competition arrived. The first dated assignment went to Bell Mobility in 2018. The most recent arrivals are Fibernetics Corporation (2022), Distributel (2018) and Bell Mobility (2018), a sign that new carriers are still asking for numbers in Sidney.

Sidney has just 4 prefixes (40,000 numbers): a very small rate centre, typical of a village or rural area served by a single switching office.

No single carrier dominates Sidney: the leader, Bell Mobility, holds only 25.0% of the prefixes against 3 competitors, a sign of a highly fragmented market where cable companies, mobility brands and VoIP providers weigh as much as the incumbent.

Demand remains steady: 33.3% of the dated prefixes go back to the last ten years, the most active period being 2015–2019. The rate centre is growing at a regular rather than explosive pace.

1 undated in the register.

Dialling a Sidney number

Sidney is served by 2 overlaid area codes (431 and 204). A 204 number is no more “out of town” than a 431 one; from abroad, dial +1 and the full ten digits.

The numbering neighbourhood

Sidney shares area codes 431 and 204 with at least 20 other rate centres, including Winnipeg, Brandon, Portage La Prairie, Steinbach, Oakbank, Stonewall, Dauphin and Selkirk. The largest of them, Winnipeg, holds 386 prefixes in 204 and 431; the smallest on the list, The Pas, has just 10.

What a Sidney number tells you

A number attached to Sidney tells you that its prefix was issued to a carrier for this rate centre in Manitoba, most often Bell Mobility. It does not tell you where the handset is today: a subscriber may have ported the number to any of the 4 carriers present here or to a VoIP service usable anywhere. Nor does it tell you who is calling: caller ID can be spoofed, and a Manitoba area code is easy to borrow to look local.

Reading a register entry for Sidney: code 431-330 is recorded for Bell Mobility, so every 431-330-XXXX number (10,000 possible) descends from that assignment. “Sidney, Manitoba” there names a rate centre, not a municipality, and several area codes overlay it.

Every Sidney prefix

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

Allocated prefixes

All 4 in-service prefixes, grouped by rate centre.

Elsewhere in Manitoba