Openserve does not have a dedicated, widely publicized WhatsApp number for general customer support. They offer various channels for support, including their Openserve Connect App, a website, email (info@openserve.co.za), and through their ISP's.
Moruo Telecomms is one of the Openserve's ISP's.
Moruo Telecomms Support (for Openserve Fibre): If you're using Openserve's fibre service through free trial, you can reach Moruo Telecomms on WhatsApp 0751350102, including email at openserve@basadiwifi.online.
Frequently asked questions