Specification sheet · Global Numbers & DIDs
Mobile Virtual Numbers
SMS-enabled and voice-enabled mobile numbers for two-way messaging, OTP receipt, verification flows and mobile-first customer contact - provisioned via API in the countries that permit them.
Virtual mobile numbers with two-way SMS and voice in 40+ countries for OTP receiving, verification, conversational messaging and mobile-first contact, via API.
- Countries with mobile numbers
- 40+
- SMS and voice on one number
- 2-way
- SMS operator connections
- 800+
At a glance
- Mobile-range numbers in 40+ countries via API and portal
- Two-way SMS via webhook or SMPP; voice over SIP
- Receive OTPs and verification messages programmatically
- Long-term dedicated or session-based allocation
- Concatenated and Unicode SMS handled end to end
- Availability, capability and usage rules shown per country
- KYC, usage policies and abuse monitoring built in
- Cooling-off and recycling controls for pooled numbers
Typical use cases
- 01Conversational customer messaging
- 02OTP and verification automation
- 03Field and gig workforce
- 04Marketplaces and classifieds
- 05Appointment and reminder services
Technical & commercial specifications
| Coverage | 40+ countries; capability (inbound, two-way, voice) varies by country |
|---|---|
| SMS delivery | HTTPS webhook (JSON) or SMPP 3.4; multipart and Unicode supported |
| Voice delivery | SIP over UDP/TCP/TLS, SRTP; failover to secondary or PSTN |
| Allocation | Dedicated long-term or pooled session-based with cooling-off |
| Provisioning | REST API with webhooks; portal; bulk CSV |
| Activation | Minutes in unrestricted countries; 1–5 business days where KYC applies |
| Compliance | Account KYC; per-country usage policies; abuse monitoring |
| Billing | Monthly rental + per-message and per-minute usage; USD/EUR/GBP/INR |
| Support | 24×7 NOC; compliance desk; named account manager |
Talk to Dollu about Mobile Numbers
Send us your destinations, volumes, sites or use case and we will return a proposal, pricing and a technical plan within one business day. Test credentials and the full service description and SLA document are available on request.
- Sales
- [email protected]
- Phone
- +91 777-500-2222
- Web
- dollu.com
- NOC
- [email protected] · 24×7
Dollu Ltd · 2403A, Iconic Corenthum, Sector 62, Noida 201301, India. This sheet summarises the standard service; specifications may vary by country and are confirmed in the service order.
Online version: https://dollu.com/services/numbers/mobile-numbers
Contact: https://dollu.com/contact?service=mobile-numbers