Northern Territory Police are calling for information on the whereabouts of 36-year-old Amanda Roach

Ms Roach was last seen in Nightcliff on April 2, and concerns are held for her welfare.

Her mobile phone is switched off and she has not accessed her bank accounts.

She is described as Caucasian, about 160cm tall, of slight build, with blonde hair.

Anyone with information is urged to contact Police on 131 444.