Prefix 787-710 — Carolina, PR

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

Area code
787
Prefix (NXX)
710
Rate center
Carolina
State
Puerto Rico
Time zone
Atlantic
Code holder
WORLDNET TELECOMMUNICATIONS, INC. - PR
OCN
9726
Pooled
Yes (thousands-block pooling)
Assigned
2007-01-31
LATA
820

787-710 identifies a block of numbers in Carolina, PR, within the 787 area code. Every US prefix is tied to exactly one rate center; this one is Carolina.

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 — 787-710 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.

Code-holder of record: WORLDNET TELECOMMUNICATIONS, INC. - PR (OCN 9726), assigned January 31, 2007. The prefix is pooled: its ten thousands-blocks can be shared among several carriers, so different 787-710 numbers may be served by different companies.

Neighboring prefixes

Prefixes adjacent to 787-710
PrefixRate centerCode holder
787-707 Pueblo Viejo PUERTO RICO TEL. CO.
787-708 Guaynabo PUERTO RICO TEL. CO.
787-709 Ponce SUNCOM DBA T-MOBILE USA
787-712 Gurabo PUERTO RICO TEL. CO.
787-713 Juncos PUERTO RICO TEL. CO.
787-714 Cidra PUERTO RICO TEL. CO.

FAQ

Where is 787-710 located?

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

Which company owns 787-710 numbers?

WORLDNET TELECOMMUNICATIONS, INC. - PR 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 787-710 safe to answer?

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