VoIP Origination
Bring calls onto your platform through CallONet's origination network — local and toll-free DIDs delivered over redundant SIP trunks, with the CDR visibility your NOC actually needs.
Numbers, delivered the way your platform expects them.
Whether you're standing up a new call center, migrating a PBX, or expanding a UCaaS product, origination traffic from CallONet arrives over standard SIP with the documentation your engineers need to provision quickly.
- Local DIDs across major US rate centers, with bulk ordering for multi-market rollouts.
- Toll-free numbers (8XX) with standard RespOrg handling.
- Number porting support in and out, with a dedicated porting coordinator.
- Flexible delivery via SIP trunk, IP authentication, or registration-based trunking.
- E911 registration assistance for numbers used with physical locations.
| Protocol | SIP over UDP, TCP, or TLS |
| Media | G.711, G.729 (T.38 available on request) |
| Authentication | IP ACL or username/password trunk auth |
| Number types | Local, toll-free, national |
| Caller ID | CNAM lookup available; STIR/SHAKEN aware |
| Reporting | Live CDRs, call volume & concurrency dashboards |
Common origination use cases.
Call centers
Stand up local presence numbers across multiple markets to improve answer rates.
UCaaS platforms
Source DID inventory at scale to provision new tenants without carrier delays.
Enterprise PBX
Replace legacy PRI circuits with SIP trunking and consolidate to a single provider.
Getting DIDs live, step by step.
Share your requirements
Markets, volume, and whether you need new numbers or a port.
Sign & verify
Execute a service agreement and complete standard KYC checks.
Provision trunks
We configure SIP delivery and share test DIDs for validation.
Cut over & scale
Move to production and add DID inventory as you grow.
All origination traffic is subject to our Acceptable Use standards. Numbers may not be used to originate unlawful robocalls, spoofed caller ID, or unconsented telemarketing. See the Terms of Use for the full bad-traffic policy.
Need DIDs in specific markets?
Send us your target rate centers and volume for a same-week quote.