its pentonvile prison, unless your taking about just off cally road, along hilmartin road and thats holloway prison,,,, why you thinking of moving in as holloway is a birds prison
or im guessing you got a mate whos over for a few days for visiting, be warned about parking there mate as wardens are bastards but the station aint a bad walk to be fair, come out and turn right and its on the left after the lights