Specification sheet · Global Numbers & DIDs
Number Porting
Move the numbers your customers already know to Dollu - port-in and port-out, letters of authorisation, bulk migration projects and country-by-country timelines run by a dedicated porting desk.
Port-in and port-out of geographic, mobile and toll-free numbers with LOAs, bulk migration projects and country timelines managed by Dollu's porting desk.
- Countries with porting support
- 100+
- Projects of 10,000+ numbers
- Bulk
- Downtime target at cut-over
- 0
At a glance
- Port-in and port-out in 100+ countries
- Geographic, mobile, national and toll-free ranges
- LOA templates, document checks and carrier liaison handled
- Bulk projects with a named lead and shared tracker
- Published timelines and requirements per country
- Pre-configured routing so cut-over is a switch, not a build
- US RespOrg changes for 8xx toll-free numbers
- SMS on ported numbers where the range supports it
Typical use cases
- 01Carrier consolidation
- 02Contact-centre platform migration
- 03Mergers and acquisitions
- 04UCaaS and platform providers
- 05Businesses leaving legacy lines
Technical & commercial specifications
| Coverage | Port-in and port-out in 100+ countries |
|---|---|
| Number types | Geographic, national, mobile, toll-free (incl. US RespOrg), ITFS |
| Timelines | 1 day to several weeks depending on country and range; published per country |
| Documentation | Country-specific LOA, recent invoice, ID/company proof; document vault |
| Bulk projects | Named project lead; batching; shared tracker; post-port validation |
| Tracking | Portal status per number; API webhooks; email notifications |
| Cut-over | Pre-configured routing; scheduled windows; zero-downtime target |
| Post-port | SIP delivery, routing, analytics, SMS where range supports |
| Support | Dedicated porting desk; 24×7 NOC on cut-over days |
Talk to Dollu about Number Porting
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/number-porting
Contact: https://dollu.com/contact?service=number-porting