Saving businesses for 171 years.

Saving businesses for 171 years.

Are you tied up by your current voice provider and high prices? Break free!

Get Super SIP and save up to 60%!

Keep your existing phones and system OR replace your phones and migrate to cloud.

The choice is yours, and we’ll ensure you have a seamless installation followed by 100% uptime guaranteed.

Beat that, evil villains! Super SIP is here.


Our utility belt?

$8 trunks

$0.15 DID

$199 PRI

+100% uptime


Limited time offer, only from Allstream — your business-only Tier 1 SIP carrier.


Additional conditions apply.
$0.15 DID offer applies to
new retail customers only.

SIP-Circle-2 v2

Get a fast quote.
Allstream experts to the rescue!

Tech details

Allstream SIP Network Diagram

Boom comic artStrengthen your existing network with the help of a super sidekick

SIP Trunking consolidates your voice and data network securely and efficiently into a single advanced IP network. It reduces the complexity of your network, while making it more flexible. You can do as little or as much as you need.

Enhance your voice services and keep your PBX with a modernized PRI solution. Or migrate to the cloud with SIP and reduce your CAPEX while taking advantage of our superior long distance and toll free rates - all backed by a 100% uptime guarantee.

We make it easy to manage, and scalable as your needs change.


Abilities of a Super SIP

Intelligent Trunk Pooling
Pool call capacity across all business sites to optimize trunk utilization, saving you money and optimizing call management during peak periods.

Advanced Failover Protection
Eliminate the risk of a single point of failure, always stay connected with immediate failover protection.

Virtual Presence
Assign local DIDs (phone numbers) to your business for wherever you do business in North America. Customers can call you locally, even if your business is located elsewhere.

Local Number Portability
Seamlessly port any US or Canadian phone number to Allstream easily.

Complete Set of Calling Features
Including regulatory-compliant 911, call blocking, optional encrypted SIP, toll free numbers and more.

Cross-border SIP
One provider who can easily support both your US & Canadian locations.

Flexible & Easy to Manage
Change the number of channels and your bandwidth easily, and scale if you need.​ Admin portals allow you to set forwarding options, reroute toll free numbers, view usage billing, and more.

No Sweat Set-up
We’ll make it all seamless for you. Keep your numbers and any hardware you want. Just keep using your phones and save!

Your super partner

Seriously super.

Few carriers have this scale:

250,000 channels.

500,000 numbers.

Bang Comic artAllstream is a leader in business communications, working with customers across North America. We’ve been at the leading edge of communication technology for over 171 years.

We’re trusted by governments and some of North America’s largest businesses to deliver mission-critical connectivity. We bring this knowledge and capability to businesses of all sizes.

Our local, certified technicians deliver responsive, personalized care.

Allstream connects multiple locations across North America with best-in-class connectivity, managed IT, and voice and collaboration solutions. We are the single provider of choice our customers depend on for scalable and flexible business communication solutions.

+ Customers
Across the U.S. and Canada. We connect voice calls with superior quality.
% Business focused
Our sole focus is your business needs.
% Uptime
Guaranteed. Our team of super experts will keep you protected, every day.

Learn more about the Allstream Difference.

Pricing you can flex

Ka-boom comic art We've made the pricing so enticing, it can't be beat.

/ Trunk
Unparalleled trunk costs to help drive your costs lower.
DID phone numbers at a price never seen before
You don't have to change a lot to get the cost savings.

Here’s what happens when you step into the Allstream SIP phone booth and take your glasses off:

Let’s say you currently spend $100,000 per year on your multi-office phone system.

By switching to Allstream SIP PRI, you could lower your total costs by as much as $60,000. These savings could be game changers for many businesses.

Switching will be easy. You’ll keep all your current numbers and can even continue to use your legacy PBX. You’ll gain improved business continuity, and you’ll sleep better knowing that you're not giving away $60K needlessly to your carrier.

That’s a cape you can feel comfortable wearing.


Changing is easy.

You can keep your existing numbers and hardware. Allstream will manage your upgrade and you’ll experience no interruption in function or service.

You’ll save the day, and start saving right away.

Talk to Sales