Prefix 787-347 — Santurce, PR

NANPA CO code assignment, current as of July 28, 2026.

Area code
787
Prefix (NXX)
347
Rate center
Santurce
State
Puerto Rico
Time zone
Atlantic
Code holder
METROPCS, INC.
OCN
5562
Pooled
Yes (thousands-block pooling)
LATA
820

787-347 identifies a block of numbers in Santurce, PR, within the 787 area code. Every US prefix is tied to exactly one rate center; this one is Santurce.

The rate center lies in the San Juan-Bayamón-Caguas, PR Metropolitan Statistical Area. The serving LATA is 820. Local time follows the Atlantic zone.

Treat the on-screen number as a hint, not evidence — 787-347 can be spoofed like any US prefix. If a call feels off, verify through an official callback number and file a complaint with the FCC or FTC.

The assigned code holder is METROPCS, INC., operating company number 5562. This is a pooled prefix — expect numbers within it to be split across more than one carrier in 1,000-number blocks.

Neighboring prefixes

Prefixes adjacent to 787-347
PrefixRate centerCode holder
787-344 Santurce SUNCOM DBA T-MOBILE USA
787-345 Vega Baja METROPCS, INC.
787-346 Manati SUNCOM DBA T-MOBILE USA
787-348 Santurce METROPCS, INC.
787-349 Santurce LIBERTY MOBILE PUERTO RICO INC.
787-350 Rio Piedras MR. BEEPER, INC.

FAQ

Where is 787-347 located?

The prefix is assigned to the Santurce rate center in PR, area code 787. It is part of the San Juan-Bayamón-Caguas, PR Metropolitan Statistical Area.

Which company owns 787-347 numbers?

METROPCS, 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 787-347 safe to answer?

The prefix itself says nothing about the caller. Legitimate Santurce businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.