Caller ID for
Area code 787
Area code 787 San Juan, Puerto Rico
Area code 787 is in Puerto Rico, with numbers assigned in San Juan, Trujillo Alto, Guaynabo and 72 more places. It’s 12:10 AM there now.
- State
- Puerto Rico2 area codes in Puerto Rico
- Time zone
- Atlantic12:10 AM there now
- Exchanges
- 77775 places
- Overlay
- 939Same area, 10-digit dialing
- No sign-up
- We never contact the number
- Spam risk included
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Where area code 787 is
Numbers in 787 are assigned to 75 places in 73 counties: San Juan Municipio, Trujillo Alto Municipio, Guaynabo Municipio, Bayamón Municipio, Caguas Municipio, Ponce Municipio, plus 67 more.
San Juan has the most, 33% of the exchanges; the rest are spread across 74 other places.
- San Juan256
- Trujillo Alto61
- Guaynabo50
- Bayamón32
- Caguas28
- Ponce24
- Carolina18
- Arecibo16
- Mayagüez14
- Aguadilla12
- Fajardo11
- Humacao10
- Cayey9
- Río Grande9
- Manatí9
- Naranjito7
- San Germán7
- Vega Baja7
- Guayanilla6
- Guayama5
- Arroyo5
- Cabo Rojo4
- Canóvanas4
- Juana Díaz4
Phone companies in 787
777 blocks of numbers in 787 are held by 14 phone companies. The most belong to Puerto Rico TEL (242), Liberty Mobile Puerto Rico (238) and T-Mobile (124).
A mix: about 47% wireless, 42% local phone and cable and 11% other carriers, including internet phone services.
A block’s holder is the company it was first assigned to; numbers can move to other carriers since.
History and overlays
787 went into service in 1996, added to the area of 809.
939 (since 2001) shares the same area, so a new number there can get any of these codes and local calls are dialed with all 10 digits.
3 new exchanges were assigned since 2021, the latest in March 2023.
Calling 787
It’s 12:10 AM Atlantic time in 787 right now.
From elsewhere in the U.S., dial 1, 787 and the 7-digit number; inside the area, all 10 digits too.
Nearby area codes
Puerto Rico has 2 area codes: 787 and 939.
- 305 · Miami, FL · about 1,032 mi
- 786 · Miami, FL · about 1,032 mi
- 645 · Miami, FL · about 1,033 mi
- 954 · Fort Lauderdale, FL · about 1,041 mi
- 754 · Fort Lauderdale, FL · about 1,041 mi
- 728 · West Palm Beach, FL · about 1,055 mi
From the North American Numbering Plan Administrator’s area code and exchange records (10/22/2026) and U.S. Census place and county names. Places and companies are where number blocks were assigned, not where anyone lives or which carrier a number uses today.
Map of the 787 area code
Map of the 787 area code around San Juan, Trujillo Alto and Guaynabo, Puerto Rico.
Cities on the map
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Questions about 787
Where is area code 787?
In Puerto Rico, covering San Juan, Trujillo Alto and Guaynabo and other places across 73 counties.
What time zone is 787 in?
Atlantic time. It was 12:10 AM there when this page loaded.
Is 787 an overlay?
Yes. 939 serves the same area, so dial all 10 digits for local calls.
Which phone companies have 787 numbers?
14 companies hold blocks; the most belong to Puerto Rico TEL, Liberty Mobile Puerto Rico and T-Mobile. About 47% of blocks are wireless.
Is 787 running out of numbers?
Not on record. 3 new exchanges have been assigned since 2021.