Prefix 787-942 — Santurce, PR

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

Area code
787
Prefix (NXX)
942
Rate center
Santurce
State
Puerto Rico
Time zone
Atlantic
Code holder
SUNCOM DBA T-MOBILE USA
OCN
8645
Pooled
Yes (thousands-block pooling)
Assigned
2001-10-11
LATA
820

A phone number starting 787-942 was issued in the Santurce rate center of PR — part of area code 787.

The assigned code holder is SUNCOM DBA T-MOBILE USA, operating company number 8645, assigned October 11, 2001. This is a pooled prefix — expect numbers within it to be split across more than one carrier in 1,000-number blocks.

A scammer can display 787-942 without ever touching PR. When in doubt, end the call and reach the company or agency through its official website; unwanted robocalls belong in the FTC's fraud report queue.

Santurce 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.

Neighboring prefixes

Prefixes adjacent to 787-942
PrefixRate centerCode holder
787-939 Bayamon Norte SUNCOM DBA T-MOBILE USA
787-940 Santurce LIBERTY MOBILE PUERTO RICO INC.
787-941 Trujillo Alto PUERTO RICO TELCO DBA CLARO PUERTO RICO
787-943 Trujillo Alto PUERTO RICO TELCO DBA CLARO PUERTO RICO
787-944 Santurce LIBERTY MOBILE PUERTO RICO INC.
787-945 Santurce Este WORLDNET TELECOMMUNICATIONS, INC. - PR

FAQ

Where is 787-942 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 787-942 numbers?

SUNCOM DBA T-MOBILE USA 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 787-942 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.