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DIDWW Two-way SIP Trunking

didww.com

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Spec score 7.3 #9 of 24 in Virtual Phone Number Services

Spec sheet

What it does
SIP trunking connects a business PBX to local telephone networks over the internet using SIP instead of physical phone lines.Read 4 Oct 2026 · didww.com
API
The DIDWW API supports programmatic management of phone-number inventory, ordering, and service configurations.Read 4 Oct 2026 · doc.didww.com
Integrations
DIDWW publishes setup guides for platforms including Microsoft Teams Direct Routing, 3CX, Asterisk, FreeSWITCH, Avaya, Genesys Cloud CX, and Twilio BYOC.Read 4 Oct 2026 · doc.didww.com
Security
The product page lists per-trunk encryption options, DIGEST and IP authentication, VPN interconnection, and TLS/SRTP security.Read 4 Oct 2026 · didww.com
Support
DIDWW advertises customer support availability 24/7/365 and says telecom experts can assist from network planning through deployment.Read 4 Oct 2026 · didww.com
Headquarters
Dublin, IrelandRead 28 Sep 2026 · didww.com
Coverage
DIDWW says its SIP trunks are available in 241 countries and regions.Read 4 Oct 2026 · didww.com
Emergency calling
DIDWW says DID numbers are routed to the relevant public safety answering point for safety and compliance.Read 4 Oct 2026 · didww.com
Intended customers
DIDWW describes the service as serving operators and enterprises, and identifies IoT providers and contact centers as voice use cases.Read 4 Oct 2026 · didww.com
International trunking
International A–Z termination supports global premium routes and can use DIDWW or third-party phone numbers.Read 4 Oct 2026 · didww.com
Local trunking
Local SIP trunking provides outbound calling with DIDWW phone numbers, guaranteed CLI, local dialing, and access to local emergency services, short codes, and toll-free numbers.Read 4 Oct 2026 · didww.com
Pricing limits
A minimum account balance of $30 is required to start using DIDWW services, and outbound termination must be enabled by the sales team.Read 4 Oct 2026 · didww.com
Resilience
DIDWW reports 99.998% network uptime and describes its private network as geo-redundant with 24/7/365 in-house monitoring.Read 4 Oct 2026 · didww.com
Security certification
DIDWW announced that it received ISO 27001 certification for its information security management system.Read 4 Oct 2026 · news.didww.com

Plans and prices

Flat-rate Capacity Price not published NRC and MRC per channel; rates are discounted at higher volumes. Volume tiers: 1, 30, 300, or 990+ channels · Country eligibility may affect price and availability Read 4 Oct 2026 · didww.com
International Outbound Termination Priced on request Per minute as calls are made; destination-specific rates are in the downloadable price list. No minimum monthly commitment · Service must be enabled by DIDWW sales Read 4 Oct 2026 · didww.com
Local Outbound Termination Priced on request Per minute as calls are made; destination-specific rates are in the downloadable price list. Requires at least one applicable DID number · Service must be enabled by DIDWW sales Read 4 Oct 2026 · didww.com
Metered Capacity Priced on request Per minute; no activation or monthly fee. Unlimited capacity · No long-term commitment · Country eligibility may affect availability Read 4 Oct 2026 · didww.com

Every DIDWW Two-way SIP Trunking plan and price →

Where Specifiction places it

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