We recommend contacting us by phone or email

Technical Support
212.780.9680 (say “tech support” or press 5)

Regular Business Technical Support Hours
Monday thru Friday
8:30 am to 5:00 pm Eastern

24/7 Support Contracts
Please contact your sales associate for special instructions related to after-business-hours support.


Newcastle Communications is a nationally recognized leader for the design, technical support and issue resolution for the following systems.

Please call or email Newcastle to ask about our services: NEC 3C, NEC UCaaS cloud voice, 8×8 cloud voice, AVST CX-E, OpenText.

Comments are closed.