Centennial de Puerto Rico
Holding: Centennial Communications Corporation
2001-04-20
2025-02-03
About Centennial de Puerto Rico
Centennial de Puerto Rico, part of Centennial Communications Corporation, operated as a competitive local exchange carrier (CLEC) and wireless provider in Puerto Rico, offering fiber-based wireline services and PCS to commercial, ISP, carrier, government, and wireless subscribers. It served both business and consumer markets with switched access lines, dedicated circuits, and wireless services across a fiber-optic and microwave network. The company was acquired by AT&T in 2009-2010, after which its operations were integrated into AT&T's network, ending independent operations.
- Parent: AT&T (acquired 2010)
- Headquarters: Wall, NJ
- Services: fiber CLEC, wireless PCS, switched access, dedicated circuits, business telephony
Sources: Centennial Communications Corporation | Encyclopedia.com · AT&T completes acquisition of Centennial Communications · Significant transactions that changed Puerto Rico's wireless ...
Toll-free side: Centennial de Puerto Rico also operates as a toll-free RespOrg (code PRT01). View on resporgs.com →
Headquarters: Wall, NJ
Carrier website
centennialcorp.com: opens in a new tab
Block portfolio at a glance
By age
- Recent (1). Last 18 mo
- Medium (0)
- Old (53)
- Undated (489)
Footprint by state
Stronger blue = more blocks issued in that state. ● marks states with activity in the last 18 months.
- PR PR · 543 · 1
Top area codes
Bars show total blocks; red overlay is recent.
Block assignments by year
Member OCNs
1 OCN roll up under Centennial de Puerto Rico.
| OCN | Company name on file | HQ | Type | Total | Recent |
|---|---|---|---|---|---|
| 8305 | Liberty Mobile Puerto Rico Inc | Wall, NJ | Competitive Local Exchange Carrier | 543 | 1 |