Northamptonshire Police is warning hauliers that there has been a spate of thefts from HGVs since the beginning of the month.
A number of lorries have targeted at the Welford Truckstop, A14/A5199, where clothing and household products have been stolen.
Two lorries were targeted on the A14 Westbound in the area of Rothwell and a quantity of paint was stolen.
Police say the thieves gained access to the vehicles by cutting rear locking mechanisms on the trailers and by slashing curtains.
