Direct Inward Dialing Worldwide Ireland Limited
| Type | Private |
|---|---|
| Industry | Telecommunications |
| Founded | 2004 |
| Headquarters | Dublin, Ireland |
Area served | Worldwide |
| Products | Virtual telephone numbers, SIP trunking, SMS services |
| Website | www |
Direct Inward Dialing Worldwide Ireland Limited (known as "DIDWW Ireland Limited") is an Irish telecommunications company that provides virtual telephone numbers, SIP trunking, and SMS services for businesses and telecommunications operators.[1] The company operates internationally and offers local, national, toll-free, shared-cost, and mobile telephone numbers in more than 90 countries.[1]
History
DIDWW Ireland Limited was founded in 2004 and is headquartered in Dublin, Ireland.[1] The company operates as DIDWW Ireland Limited.[2]
In 2019 and 2020, DIDWW Ireland Limited established the Telephony Museum in Šiauliai, Lithuania.
It provides cloud-based telecommunications services including direct inward dialing (DID) numbers, SIP trunking, and SMS messaging.[1] The company offers local, national, toll-free, shared-cost, and mobile virtual phone numbers in multiple jurisdictions worldwide.[1]
In October 2021, DIDWW launched Universal International Freephone Number (UIFN) services, enabling businesses to use globally reachable toll-free numbers under the ITU +800 numbering system.[3]
Telecommunications licences and numbering resources
DIDWW holds telecommunications operator licences in multiple countries across Europe and other regions.[4]
In April 2022, the International Telecommunication Union (ITU) published the assignment of a shared Mobile Country Code (MCC) and Mobile Network Code (MNC) to DIDWW under ITU-T Recommendation E.212 in Operational Bulletin No. 1242.[5]
The company has also stated that it was allocated numbering resources under the ITU international shared country code +883 framework for international networks.[1][6]
Certifications
DIDWW received ISO/IEC 27001 certification for information security management in 2022.[7]
Memberships
DIDWW is a member of several telecommunications industry organizations, including the GSMA,[8] the Communications Fraud Control Association (CFCA),[9] and the Pacific Telecommunications Council (PTC).[10]
See also
References
- 1 2 3 4 5 6 "About Us". DIDWW. Retrieved 28 May 2026.
- ↑ "PeeringDB: DIDWW Ireland Limited". PeeringDB. Retrieved 28 May 2026.
- ↑ "DIDWW offers businesses global UIFN services". GSMA. 20 October 2021.
- ↑ "DIDWW now licensed as a telecom operator in Slovenia, Croatia and Spain". Telecom Reseller. 15 December 2022.
- ↑ "Operational Bulletin No. 1242". International Telecommunication Union. 15 April 2022.
- ↑ "International Shared Country Codes". International Telecommunication Union.
- ↑ "Global telecoms provider DIDWW ISO 27001 certified". VoIP Review. 15 June 2023.
- ↑ "DIDWW joins the international association GSMA". GSMA. 18 May 2021.
- ↑ "DIDWW joins Communications Fraud Control Association to enhance telecoms risk management". VoIP Review. 12 July 2022.
- ↑ "DIDWW joins the Pacific Telecommunications Council". Pacific Telecommunications Council. December 2023.