Area Code Atlas

NANP-INTRODUCTION OF NEW 787 (PUERTO RICO) NUMBERING PLAN AREA (NPA)

NPA 787 split from 809 for Puerto Rico

Area code 787 was introduced for Puerto Rico on March 1, 1996, replacing area code 809 for all calls to and within the island. This change was part of the division of the Caribbean numbering plan area into country-specific codes.

NPA 787 introduced for Puerto Rico

Area code 787 was introduced for Puerto Rico on March 1, 1996, replacing the use of area code 809 for the island. This change established a distinct numbering plan area for Puerto Rico, separating it from the broader Caribbean region.

End of permissive dialing for 809 in Puerto Rico

The permissive dialing period for area code 809 in Puerto Rico ended on January 31, 1997. After this date, calls required the use of the new 787 area code, completing the transition from the Caribbean-wide 809 code.

Extraordinary NPA - Specific Jeopardy Conservation Procedures Announced for the 787 NPA (Puerto Rico)

NPA 939 overlay on 787 announced

NPA 939 To Overlay NPA 787 (Puerto Rico)

Relief planned for NPA 787 with overlay 939

Planning for relief of number exhaustion in area code 787 began with the announcement of an overlay area code 939 on July 26, 2000. This was in response to rapid growth in demand for telephone numbers in Puerto Rico.

10-digit dialing transition for 787

Delayed 10-Digit Dialing in NPA 787 (Puerto Rico)

Supplemental Information NPA Overlay 787/939 (Puerto Rico)

NPA 939 overlaid on 787 in Puerto Rico

Area code 939 was overlaid on the existing 787 area code in Puerto Rico on September 15, 2001. This overlay was implemented due to rapid number exhaustion and mandated ten-digit dialing for all calls within the territory.

Mandatory ten-digit dialing in 787/939 overlay complex

Mandatory ten-digit dialing was implemented on September 15, 2001, for the overlay complex of area codes 787 and 939 in Puerto Rico, requiring callers to dial the area code for all local calls.