What is this number 650 543 4800?

Facebook’s headquarters in Menlo Park, 〖+𝟏~𝟖33-317-2354】California. As of my last update, it’s a direct 〖+𝟏~𝟖33-317-2354】ØŘ [𝟔𝟓𝟎-𝟓𝟒𝟑-𝟒𝟖𝟎𝟎] line to the company’s main office. It serves as a contact 〖+𝟏~𝟖33-317-2354】ØŘ

Source: https://data.norfolk.gov/nominate/312913