Prefix 787-993 — Santurce, PR

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

Area code
787
Prefix (NXX)
993
Rate center
Santurce
State
Puerto Rico
Time zone
Atlantic
Code holder
LIBERTY MOBILE PUERTO RICO INC.
OCN
8305
Pooled
Yes (thousands-block pooling)
Assigned
2005-11-29
LATA
820

The 787-993 prefix belongs to area code 787 and is anchored to the Santurce rate center (PR). In NANP terms, the prefix — or NXX — determines the rate center a number is billed against.

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.

Code-holder of record: LIBERTY MOBILE PUERTO RICO INC. (OCN 8305), assigned November 29, 2005. The prefix is pooled: its ten thousands-blocks can be shared among several carriers, so different 787-993 numbers may be served by different companies.

Caller ID showing 787-993 is not proof the call came from Santurce: 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

Prefixes adjacent to 787-993
PrefixRate centerCode holder
787-990 Carolina SUNCOM DBA T-MOBILE USA
787-991 Aibonito PUERTO RICO TEL. CO.
787-992 Yauco LIBERTY MOBILE PUERTO RICO INC.
787-994 Santurce LIBERTY MOBILE PUERTO RICO INC.
787-995 Bayamon Norte PUERTO RICO TEL. CO.
787-996 Santurce SUNCOM DBA T-MOBILE USA

FAQ

Where is 787-993 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 787-993 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 787-993 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.