Wholesale VoIP Premium Rates

Stable, High-Quality CLI Delivery

Products & Routing Plans

Plan Highlights

CLI Delivery
High Assurance
ASR Target
High 

Best For

Business VoIP

Routing Architecture

Standard corporate phone networks, retail VoIP applications, and business communication service providers that require reliable CLI delivery.
Routing Logic Quality-optimized selection balancing cost and carrier reliability
CLI Delivery High assurance — consistent Caller ID delivery across regional telecom networks
ASR Target High Answer Success Rate across major destinations
PDD Low Post-Dial Delay — suitable for live customer-facing communications
Codec Support G.711 (alaw/ulaw), G.729, G.722 HD voice
DTMF RFC2833 / In-band / SIP INFO
Billing Increment 1/1 per-second (except USA 6/6, Mexico 60/60, Gambia 60/1)
Setup Fee None — pay-as-you-go
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Frequently Asked Questions

How does Premium differ from Standard?
Premium prioritizes carrier quality and CLI delivery over raw cost savings. You get higher ASR, lower PDD, and consistent Caller ID — ideal for live customer-facing calls where reliability matters.
Can I test Premium before committing?
Yes. Add funds to your account and select the Premium route from your portal or API.
There are no trial periods or lock-ins — switch at any time.
Does Premium support HD voice codecs?
Yes. Premium includes G.722 HD voice alongside standard G.711 and G.729 codecs, subject to carrier support at the destination.

Knowledge Base

Frequently Asked Questions

Common questions about this routing tier, billing, and integration.
What ASR does the VoiceBuy Premium Route guarantee?
The VoiceBuy Premium Route targets up to 50% Answer Success Rate (ASR) with an Average Call Duration (ACD) of 5 to 10
minutes across supported destinations. This makes it significantly more reliable than Standard LCR routes for live, customer-facing communications. ASR performance varies by destination, time of day,
and traffic volume, but the Premium tier is consistently engineered to prioritize call completion rates over raw cost savings.
How does the Premium Route handle CLI (Caller ID) delivery?
The Premium Route provides high-assurance CLI delivery across major regional telecom networks.
Unlike the Standard tier which uses LCR and offers only best-effort CLI pass-through, the Premium Route selects carrier paths that prioritize consistent end-to-end Caller ID transparency.
This makes Premium the recommended tier for retail VoIP resellers, corporate PBX deployments, and business communication platforms where recipients are expected to see the correct originating number.
Is the Premium Route suitable for contact center and customer-facing operations?
Yes. The Premium Route is specifically designed for use cases where call reliability and CLI presentation matter —
including inbound contact center callbacks, outbound customer service calls, retail VoIP reseller traffic,
and small-to-medium enterprise telephony. The combination of up to 50% ASR, low PDD, and stable CLI delivery ensures a professional call experience for end users.
For high-stakes operations such as banking IVRs or MVNO subscriber calls, the Premium+ tier with Tier-1 interconnects is recommended.
What is the difference between the Premium Route and the Standard Route?
The Standard Route applies Least Cost Routing (LCR) and optimizes exc
lusively for price, with best-effort CLI and no ASR guarantees. The Premium Route shifts the routing logic to prioritize quality — selecting carrier paths based on reliability metrics rather than cost alone. In practice,
this means higher ASR (up to 50% vs. variable on Standard), lower Post-Dial Delay (PDD), more consistent CLI delivery, and better audio quality. The Premium Route costs more per minute than Standard but delivers measurably better performance for live voice traffic.
Does the Premium Route support HD voice and advanced codec options?
Yes. In addition to the standard G.711 (alaw/ulaw) and G.729 codecs, the Premium Route supports G.722 HD voice, subject to destination carrier compatibility. HD voice delivers noticeably improved audio clarity on supported endpoints,
making it particularly valuable for enterprise conferencing, customer service, and UC platform deployments. All routes also support DTMF via RFC2833, in-band, and SIP INFO methods.
Can the Premium Route handle international retail VoIP traffic at scale?
Yes. The Premium Route is engineered for stable, high-throughput retail VoIP termination across 60+ countries. It is used by VoIP resellers,
ITSPs (Internet Telephony Service Providers), and corporate networks that need dependable international termination without the Tier-1 overhead of Premium+.
The route handles concurrent call volumes suitable for SME to mid-market scale, with real-time CDR analytics and per-second billing available through the self-service portal.
How do I activate the Premium Route on my VoiceBuy account?
Activating the Premium Route requires no additional setup beyond your existing account and SIP trunk credentials.
Log in to your account at my.voicebuy.com, navigate to your routing configuration, and select the Premium tier. There are no provisioning delays, no support tickets, and no SIP reconfiguration required on your switching infrastructure. Alternatively, if you already use the MIX plan,
dial with prefix 9992 to route calls through Premium automatically.

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