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AT&T IP Flexible Reach vs Sangoma Carrier Voice

Both stand on sip trunking providers. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

AT&T IP Flexible Reach

Paid Web

IP Flexible Reach connects existing telephony equipment to SIP calling, with options for Teams integration and shared branch trunks. Businesses need the specified AT&T network access and should request a price from sales.

Visit AT&T IP Flexible Reach

Sangoma Carrier Voice

Paid AndroidAPIiPhone+1

Sangoma Carrier Voice covers wholesale communications, billing, and emergency calling through its portal and APIs. Buyers should contact sales for pricing and assess the usage-based service mix against their needs.

Visit Sangoma Carrier Voice

The facts

AT&T IP Flexible ReachSangoma Carrier Voice
Free planNot publishedNot published
Open sourceNot publishedNot published
Runs onWebAndroid, API, iPhone, Web
Lowest paid planFree or on requestFree or on request
Plans published11
MakerNot publishedNot published
Websitebusiness.att.comcarrierservices.sangoma.com
On sip trunking providers#11 of 30#16 of 30

AT&T IP Flexible Reach: what it does well

  • Works with existing voice equipment and PBX systems.
  • Concurrent call channels can be adjusted.
  • Branch extensions can share trunks across locations.
  • Portal includes performance and call-detail reporting.
  • On-net VoIP-to-VoIP calls incur no additional charges.

What to know first

  • Requires AT&T Dedicated Internet Service or AT&T Virtual Private Network access.
  • Pricing is available on request.
  • Teams integration requires a certified Session Border Controller.

Sangoma Carrier Voice: what it does well

  • Voice APIs support IVR and call recording
  • BackOffice supports number ordering and real-time porting
  • Hosted billing includes an integrated tax module
  • E911 supports dynamic location routing
  • SIP trunking has no large minimum spends or long-term contracts

What to know first

  • Pricing requires contacting sales
  • Services are usage-based and à la carte

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