Prefix 787-900 — Caguas, PR
The 787-900 prefix belongs to area code 787 and is anchored to the Caguas rate center (PR). In NANP terms, the prefix — or NXX — determines the rate center a number is billed against.
Caguas is part of the San Juan-Bayamón-Caguas, PR Metropolitan Statistical Area. For routing purposes it sits in LATA 820. Numbers here keep Atlantic time.
The assigned code holder is LIBERTY MOBILE PUERTO RICO INC., operating company number 639J, assigned May 1, 2008. This is a pooled prefix — expect numbers within it to be split across more than one carrier in 1,000-number blocks.
Caller ID showing 787-900 is not proof the call came from Caguas: spoofing and porting both detach numbers from their origin. To verify a caller, hang up and dial the organization's published number, and report suspicious calls to the FTC.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 787-897 | Lares | PUERTO RICO TEL. CO. |
| 787-898 | Camuy | PUERTO RICO TEL. CO. |
| 787-899 | Lajas | PUERTO RICO TEL. CO. |
| 787-901 | Ponce | SUNCOM DBA T-MOBILE USA |
| 787-902 | Santurce | SUNCOM DBA T-MOBILE USA |
| 787-903 | Trujillo Alto | LIBERTY MOBILE PUERTO RICO INC. |
FAQ
Where is 787-900 located?
The prefix is assigned to the Caguas rate center in PR, area code 787. It is part of the San Juan-Bayamón-Caguas, PR Metropolitan Statistical Area.
Which company owns 787-900 numbers?
LIBERTY MOBILE PUERTO RICO INC. holds the code, but the prefix is pooled — individual thousands-blocks can be assigned to other carriers, and numbers may be ported to any provider.
Is a call from 787-900 safe to answer?
The prefix itself says nothing about the caller. Legitimate Caguas businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.