The area code for Bucaramanga, Colombia, is 7. When dialing a local phone number within Bucaramanga or calling the city from another location within Colombia, you typically need to include the area code 7 before the local phone number. If you are dialing Bucaramanga from outside of Colombia, you would also include the Colombian country code, which is +57, followed by the area code 7, and then the local phone number.