Posted on February 18, 2019 February 18, 2019 by WebsiteYellowPages.com NATIONAL TELECOMMUNICATIONS SERVICES INC 1 2 3 4 50.000 LocationsDelaware Bookmark Contact Information Business Name NATIONAL TELECOMMUNICATIONS SERVICES INC Address 122 C Street NW, Delaware 19980 Phone Number 2026384500 Fax Number 2026387070 Website http://NTSPHONE.COM Post navigationPrevious post: Chem-Tech IncNext post: Patterson-schwartz &Amp; Assoc.