Voice OTP Routes
Voice OTP Routes — Verification Call Termination
Voice OTP routes are tuned for one-time-password and verification calls: very short duration, fast PDD, high ASR and DTMF support. We provision them separately from CC traffic so verification calls are never queued behind dialer bursts.
What you get
- Direct and Tier-1 carrier paths
- Live ASR / ACD / PDD monitoring
- Proactive route swaps before quality drops
- Prepaid or postpaid billing, USD / USDT / bank wire
- 24/7 NOC on WhatsApp, Telegram and email
- Test routes within 10 minutes on approved accounts
Typical specifications
| ASR | 45–60% (destination dependent) |
| ACD | 3–6 min |
| PDD | < 4 s |
| CLI | Available on request |
| Codecs | G.729, G.711 a/u, Opus |
| Protocols | SIP (UDP/TCP), H.323 on request |
| Billing | 1/1 or 60/60 |
| Settlement | USD · USDT · Bank wire |
Popular destinations
Need a destination not listed? We quote any A-Z route.
WhatsApp NowFrequently asked questions
What are voice OTP routes?
Routes optimised for automated verification calls that read a one-time code to the user — short calls, fast connect, reliable DTMF.
Do they support CLI?
Yes on supported destinations; a recognisable CLI improves OTP answer rates.
Billing?
Per-second (1/1) billing so short OTP calls are not rounded up.
Capacity?
Burst-capable CPS with dedicated capacity per destination.
Related services
Ready to test Voice OTP Routes?
Send one destination and your daily minutes — test routes in 10 minutes on approved accounts.