--- title: "Premium quality Voice & SMS solutions for Contact Centers | DIDWW" description: "Empower your Contact Center business with premium quality VoIP and SMS. The DIDWW two-way voice and SMS solutions offer increased performance and reliability for your business." canonical: "https://www.didww.com/solutions/use-cases/voice/contact-centers" last_updated: "2026-10-23T14:37:52.114Z" --- # Premium quality Voice & SMS solutions for Contact Centers | DIDWW > Empower your Contact Center business with premium quality VoIP and SMS. The DIDWW two-way voice and SMS solutions offer increased performance and reliability for your business. Improve your contact center performance with our two-way voice and SMS solution [Sign up now](https://my.didww.com/#/users/sign_up) [Talk to an expert](https://www.didww.com/request-a-demo) ## Why choose DIDWW for your contact center business ? - ### 99,998% core network uptime Highly scalable, secure and fully geo-redundant private network infrastructure with live in-house monitoring 24/7/365. - ### Extensive number coverage Local, Mobile, National and Toll Free Virtual Phone Numbers covering 92 countries and 5745 area codes worldwide. - ### Flexible Capacity options Flat-rate, pay-per-minute and hybrid voice channel Capacity for maximum availability and cost-efficiency. - ### Voice and SMS Two-way Voice and SMS communications on the same number. - ### Guaranteed CLI Improved ASR and branding consistency with guaranteed caller IDs. - ### Two-way Voice Highest quality inbound and outbound voice communications for businesses of any size. - ### Encrypted VoIP Voice data encryption using TLS (HTTPS) and secure VPN interconnections. ### Encrypted VoIP Voice data encryption using TLS (HTTPS) and secure VPN interconnections. ### 99,998% core network uptime Highly scalable, secure and fully geo-redundant private network infrastructure with live in-house monitoring 24/7/365. ### Extensive number coverage Local, Mobile, National and Toll Free Virtual Phone Numbers covering 92 countries and 5745 area codes worldwide. ### Flexible Capacity options Flat-rate, pay-per-minute and hybrid voice channel Capacity for maximum availability and cost-efficiency. ### Voice and SMS Two-way Voice and SMS communications on the same number. ### Guaranteed CLI Improved ASR and branding consistency with guaranteed caller IDs. ### Two-way Voice Highest quality inbound and outbound voice communications for businesses of any size. ### Encrypted VoIP Voice data encryption using TLS (HTTPS) and secure VPN interconnections. ### 99,998% core network uptime Highly scalable, secure and fully geo-redundant private network infrastructure with live in-house monitoring 24/7/365. ### Extensive number coverage Local, Mobile, National and Toll Free Virtual Phone Numbers covering 92 countries and 5745 area codes worldwide. ### Flexible Capacity options Flat-rate, pay-per-minute and hybrid voice channel Capacity for maximum availability and cost-efficiency. ### Voice and SMS Two-way Voice and SMS communications on the same number. ### Guaranteed CLI Improved ASR and branding consistency with guaranteed caller IDs. ### Two-way Voice Highest quality inbound and outbound voice communications for businesses of any size. ### Encrypted VoIP Voice data encryption using TLS (HTTPS) and secure VPN interconnections. ## Why choose DIDWW for your contact center business ? - ### Local Phone Numbers Local presence in 5692 area codes with geographical DIDs. - ### National Phone Numbers Complete freedom for businesses in multi-regional markets across the globe. - ### Toll Free Phone Numbers An extensive worldwide coverage of Toll Free Numbers for global businesses with local customers. - ### Universal International Freephone Numbers A single Toll Free Number for a truly global brand presence and reachability. - ### Mobile Phone Numbers A wide selection of Voice and SMS-enabled phone numbers for cost-effective communications. - ### Shared Cost Numbers Effortless business phone number setup with country-wide accessibility. - ### Two-way SIP Trunking A powerful inbound and outbound SIP Trunking solution with rock-solid reliability, excellent audio quality and flexible trunk configurations. - ### Number Selection tool The DIDWW user panel for full control over the configuration, management and monitoring of your services. - ### Phone Number Porting Wide Porting coverage for the seamless migration of your numbers to DIDWW free of charge. ### Phone Number Porting Wide Porting coverage for the seamless migration of your numbers to DIDWW free of charge. ### Local Phone Numbers Local presence in 5692 area codes with geographical DIDs. ### National Phone Numbers Complete freedom for businesses in multi-regional markets across the globe. ### Toll Free Phone Numbers An extensive worldwide coverage of Toll Free Numbers for global businesses with local customers. ### Universal International Freephone Numbers A single Toll Free Number for a truly global brand presence and reachability. ### Mobile Phone Numbers A wide selection of Voice and SMS-enabled phone numbers for cost-effective communications. ### Shared Cost Numbers Effortless business phone number setup with country-wide accessibility. ### Two-way SIP Trunking A powerful inbound and outbound SIP Trunking solution with rock-solid reliability, excellent audio quality and flexible trunk configurations. ### Number Selection tool The DIDWW user panel for full control over the configuration, management and monitoring of your services. ### Phone Number Porting Wide Porting coverage for the seamless migration of your numbers to DIDWW free of charge. ### Local Phone Numbers Local presence in 5692 area codes with geographical DIDs. ### National Phone Numbers Complete freedom for businesses in multi-regional markets across the globe. ### Toll Free Phone Numbers An extensive worldwide coverage of Toll Free Numbers for global businesses with local customers. ### Universal International Freephone Numbers A single Toll Free Number for a truly global brand presence and reachability. ### Mobile Phone Numbers A wide selection of Voice and SMS-enabled phone numbers for cost-effective communications. ### Shared Cost Numbers Effortless business phone number setup with country-wide accessibility. ### Two-way SIP Trunking A powerful inbound and outbound SIP Trunking solution with rock-solid reliability, excellent audio quality and flexible trunk configurations. ### Number Selection tool The DIDWW user panel for full control over the configuration, management and monitoring of your services. ### Phone Number Porting Wide Porting coverage for the seamless migration of your numbers to DIDWW free of charge. ## Request a quote Get an offer tailored for your business [Get your quote](https://www.didww.com/request-a-quote)