It is a well known super power attained by advanced meditators. You can find references to such powers in the stories of the Buddha, and in biographies of well known monks.
"Kevatta, there are these three miracles that I have declared, having
directly known and realized them for myself. Which three? The miracle
of psychic power, the miracle of telepathy, and the miracle of
In the Theravada tradition the Visuddhimagga is well known for speaking directly about mastering the occult powers, and in the Madhiyamika tradition (Tibet) the path of the Bodhisattva requires learning to see into the minds of others so they can be helped.
Accounts from recent times, such as the biography of Ven. Acharya Mun Bhuridatta Thera include incidents where he communicated with other monks living elsewhere.
Ajahn Chah's telepathic powers: https://youtu.be/mPIJhO8ipgs
The Buddha forbade speaking about or giving importance to powers with good reason, so in general accounts are not first person, but third person where a monk (usually) talks about witnessing another's powers.