AT&T cuts![](https://eu-images.contentstack.com/v3/assets/blt10e444bce2d36aa8/blt54646197d68ca86a/6520032a9725203a6d08b134/SIP-services.jpg?width=700&auto=webp&quality=80&disable=upscale)
Unified Communications/Contact Center![](https://eu-images.contentstack.com/v3/assets/blt10e444bce2d36aa8/blt54646197d68ca86a/6520032a9725203a6d08b134/SIP-services.jpg?width=700&auto=webp&quality=80&disable=upscale)
Lumen Tops Latest Omdia SIP Trunking Service Scorecard, Bandwidth Biggest StandoutLumen Tops Latest Omdia SIP Trunking Service Scorecard, Bandwidth Biggest Standout
Bandwidth's market momentum was the strongest across the top 10 providers.