Area code 787 serves Puerto Rico. Atlantic Time. In service since March 1996 as an overlay of 809.
Puerto Rico
Area code 787 · Atlantic Time
The country on this page rides every phone parse. Send any number and it comes back with validity and clean formats.
curl -s "https://api.parseapi.com/phone/7875550100" \ -H "X-Api-Key: $PARSEAPI_KEY"