Sinch ClickSend published a guide on how to avoid scam texts by using plain SMS from an unknown number.

In a world of noise, ClickSend is the signal that always cuts through. We make SMS simple for serious businesses and the developers who support them. Here’s why 90,000+ businesses and developers trust us: → Direct carrier routes in 190+ countries → 99.95%+ uptime and lightning-fast delivery → Billions of messages delivered globally → Pay-as-you-go pricing – no inflated bundles → 24/7 support from humans Who we serve: Healthcare clinics, real estate agencies, logistics companies, financial services, construction firms, marketing teams and developers across every industry. What they use us for: Appointment reminders, delivery alerts, 2FA codes, marketing campaigns, transactional messaging and operational communications that keep businesses running. Our self-serve messaging platform is designed to be easy from day one — and stay easy as you scale. Start sending in minutes from the Dashboard, integrate via a clean API or connect it to the tools your team already uses. Who we are: We're a global team across Australia, Asia, Europe and the US. We're doers and dreamers — people who solve problems, think big and get things done. Part of Sinch, the Customer Communications Cloud.