Business & Government
One phone system for every desk, department and building.
Whether you run a small office or a county government, the GranSun platform scales to fit and is managed from one place.
For business
Sound bigger. Spend smarter.
Professional call handling for offices, clinics, shops and multi-site companies, without a phone server in your closet.
- Auto-attendant greets every caller and routes them to the right person
- Your business number on your cell and laptop, so you never miss a customer
- Call queues for busy front desks and sales teams
- Call recording and reports to coach staff and track service
- CRM and calendar integrations put caller details on screen
- Add or move a user in minutes as you grow
Professional offices
Law, accounting, insurance and real estate firms that need a polished first impression.
Medical and dental
Front-desk queues, after-hours routing and voicemail that lands in the right inbox.
Retail and restaurants
Cordless Wi-Fi phones for the floor, and paging in the back.
Multi-site companies
One extension plan across every location, managed centrally.
For government
Every department, one system.
Cities, counties, schools and districts get a modern phone system they control, without maintaining hardware in every building.
- Department call trees and a main-line auto-attendant for residents
- Time-of-day and holiday routing for after-hours calls
- Overhead paging, intercom and SIP door phones across buildings
- Role-based admin so each department manages its own users
- Call recording and analytics for accountability
- Mobile apps for field staff, inspectors and on-call crews
Cities and counties
City hall, public works, parks and courts on one platform, each with its own routing.
Schools and districts
Classroom phones, intercom and door entry, plus front-office queues during drop-off.
Public facilities
Low Usage and Internal licenses keep lobby, breakroom and door phones affordable.
Why organizations choose BBT Bell
A local advisor
BBT Bell is based in Wichita and works with you from first conversation to go-live.
A proven platform
GranSun PBX, also based in Wichita, installs, hosts and supports your system.
Flexible licensing
Four license levels let you pay for what each person or device actually needs.
Ready for a better phone system?
Tell us about your organization and we'll come back with a plan and a quote.