SME has two geographically diverse separate SIP Server stacks for 100% redundancy within each data center as well as 100% redundancy between data centers.


SME is both Kari’s Law and Baum’s Act compliant. We also support nomadic e911.


All in price of only $15 per month.


International call control and suspicious activity monitor.

Burstable Trunking

With our SIP 4K trunks, you can turn on Burstable trunking to allow additional calls over your call path limit up to a number you specify. Bursting calls are billed at $.01 (one cent) per minute. This allows you to avoid busy signals while still controlling your phone bill.

Fraud controls and billing limits

Turn on or off international calling, specify which countries you want to allow call to, set limits on number of international calls both during business hours and off business hours as well as set spending limits on international calls, inbound toll free calls and metered charges.

Flexible SIP Configuration

Controls in your portal allow you to change the configuration settings to fit your PBX or SBC specifications. We allow registering trunks or IP Authentication. You may use SRV records for automatic fail-over to an alternate data center or use a dual connection to two separate data centers or set them up as a primary and secondary using fully qualified domain names (FQDNs) or IP Addresses. You may also set 10 digit, 11 digit or E.164 digit delivery. We provide both RPID and P-Asserted Identity headers for maximum flexibility. We provide an optional RTP proxy for use when needed for NAT traversal.

Portal Features

Staying a step ahead of the competition is easy. Our Dashboard and suite of APIs let you self-serve to trigger ports, order, provision, and manage numbers in real-time.

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Dashboard Features

Our easy to use dashboard puts the control in your hands. Manage your trunks and numbers. Add a fax line and view your invoices as well as a hundred other options.

Easy Trunk Creation

Setting up your trunk is a snap in our portal. Create A demo trunk first to test your settings then when your trunk is fully setup finalize it by turning it into a SIP4k trunk.

Manage Numbers

Our Number dashboard shows you the numbers you own, and their e911 status.

The portal home screen
Check your registration status
Set limits on your account


Enhanced 911 service is included with any paid account which allows you to pre-provision the address for emergency services to respond to whenever 911 is dialed using our service. Additional numbers can be provisioned with separate addresses for $ 1 per month.

Competitive International Calling Rates

With our International Call Pricing tool, you can see the rate for any outbound international call in advance.

Inbound Toll Free

You may port your existing or purchase new toll free numbers for $2 per month plus $.02 (two cents) per minute of inbound toll free calling. Toll free calls are billed in 6 (six) second increments with a minimum billed length of 30 (thirty) seconds.

Fax Service

We provide highly reliable fax lines using special store and forward AudioCodes ATAs. There is a one time charge of $165.00 for the ATA, then each fax line is $10.00 per month for up to 1,000 (one thousand) pages. Additional pages are billed an $0.01 (one cent) per page.

Call Forwarding and Call Fail-over

From your portal, you can set forwards on any telephone number and you can set a fail-over telephone number for each telephone number so that if your internet or power goes out, you can still receive calls.

Fax to email accounts

Our fax to email and email to fax service is $5.00 per month for up to 500 pages. Additional pages are billed at $0.01 (one cent) per page.

Free Support by chat, ticket or telephone

From your portal, you can create a service ticket, chat with a support agent live during our normal business hours of Monday through Friday 8:00 am to 5:00 pm Easter Time or call us during those same hours. You may also set your ticket as an emergency outage to be routed to our on call technician during off business hours.

Local Calling to anywhere in US and Canada

Local calling area includes anywhere in the United Status or Canada as well as the US Virgin Islands and Puerto Rico. We have local telephone numbers available in over 48,000 rate centers across the United States and Canada.

Caller ID Name

Inbound Caller ID Name on every call. Outbound Caller ID Name can be set for free once. Changes to Outbound Caller ID Name cost $5.00 per occurrence.

Keep Your Existing Numbers

You may port in your existing numbers to our network in most areas. Average cost is $4.00 per Telephone number. Toll free and Canadian port charge is $8.00 per telephone number. Bulk port rates available.

Call Detail Reports

Call Detail Reports available within one hour in our portal and can be download by month.


Voicemail to email available by telephone number in the event you lose power or internet access.