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1.888.808.6111
610.355.9700


|Agent|Vendor|Customer
Line Systems, Inc. (LSI) is at the forefront of delivering voice and data solutions to residential and business end users in Delaware, Maryland, New Jersey, Pennsylvania, and New York. Through wholesale agreements with a number of facilities-based carriers in the region, LSI offers a full range of voice and data products including:
  • local dial tone
  • dedicated local and long distance service
  • voice and internet T-1s
  • ISDN PRIs
  • DSL

LSI is a leader in providing telecommunications services to small-to-medium sized businesses as well as many Fortune 500 companies through our aggressive Agent Program. Whether you are a prospective customer or potential agent partner, ask how you can join our team today to reap the benefits of unparalleled support and back end service.

For service issues, call 888-808-6111 & choose option 1 or send an email to trouble@linesystems.com

For billing issues, call 888-808-6111 & choose option 4 or send an email to billing@linesystems.com

For CSR requests, call 888-808-6111 & choose option 3 or send an email to csr_request@linesystems.com

For escalations or order status, please consult the following Contact List.

For CSR Requests, Port Out Requests and LNP Contacts, here are the Guidelines.


LSI is nominated for Telecomm
Association's Members Choice
Awards for 2007...more info...

LSI is named to Inc. Magazine's
500 Fastest Growing Privately Held
Companies in the United States
more info...

LSI becomes a member in the Greater Philadelphia Chamber of Commerce.
more info...



©2009 Line Systems, Inc.