0001012870-98-001767 Sample Contracts

and

Indenture • July 7th, 1998 • Concentric Network Corp • Telephone communications (no radiotelephone) • New York

• Contract Type
  Indenture
• Filed
  July 7th, 1998
• Company
  Concentric Network Corp
• Industry
  Telephone communications (no radiotelephone)
• Jurisdiction
  New York

EXHIBIT 10.55 REGISTRATION RIGHTS AGREEMENT Dated as of June 8, 1998

Registration Rights Agreement • July 7th, 1998 • Concentric Network Corp • Telephone communications (no radiotelephone) • New York

• Contract Type
  Registration Rights Agreement
• Filed
  July 7th, 1998
• Company
  Concentric Network Corp
• Industry
  Telephone communications (no radiotelephone)
• Jurisdiction
  New York