Quantum Internet & Telephone

04/12/2026

Vote for your favorite Carroll County businesses

04/12/2026

To our valued customers and friends....Please take a moment to vote for us for best INTERNET SERVICE on this link We thank you so much for your support.

Vote for your favorite Carroll County businesses

03/14/2025

www.QIS.net

03/02/2025

Welcome to March! The grass will start growing soon, and so is our FIBER! We are reaching out to the rural areas of Carroll County and bringing FAST FIBER INTERNET to YOU! Visit www.QIS.net to check availability or to get on the list!

02/26/2025

Take that computer outside today! It’s gorgeous! ☀️ We hope everyone is enjoying their new FAST FIBER INTERNET, and are having an awesome day! 😀

Visit www.QIS.net and click on the Fast Fiber banner to check availability and to get on the list!

02/18/2025

Check FAST FIBER availability in your area at www.QIS.net 👍

02/14/2025

♥️ Visit www.QIS.net to check FAST FIBER INTERNET availability! ♥️

02/12/2025

♥️ ♥️ www.QIS.net ♥️ ♥️
Fast Fiber Internet now available.

01/29/2025

Is your Internet being a pain in the butt? 🩷

01/28/2025

01/23/2025

30 YEARS IN BUSINESS 😀 PLEASE LIKE OUR FACEBOOK PAGE! 👍

01/01/2025

✨ 2025 Brings Joy, Peace, Love, and FAST FIBER INTERNET! Wishing our employees and customers and happy and healthy New Year! ✨

Quantum Internet and Telephone, the best local service provider serving Carroll County and the Baltimore area, Call 410-239-6920.