Officers want to speak to this woman about a package containing drugs sent from Greenhill Rise Post Office in Corby.
Police are trying to identify the woman pictured who went to the post office counter to post a package at about 9am on Friday, April 17.
A spokesman for Northants Police said: "The package was intercepted at the sorting office after it was suspected to contain drugs and handed to police.
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"Officers opened it and found cannabis.
"Officers investigating the incident believe this woman may have information which could assist with their enquiries, and are appealing for her or anyone who may recognise her, to get in touch."
Anyone with information or who may have witnessed this incident is asked to call Northamptonshire Police on 101 quoting reference number 20000198411.
