The RM20 4 postcode sector is within the county of Essex in the East of England.
RM20 4 is a postcode sector within the RM20 postcode district which is within the RM Romford postcode area.
The Royal Mail delivery office for the RM20 4 postal sector is the Grays Delivery Office.
The area of the RM20 4 postcode sector is 0.45 square miles which is 1.16 square kilometres or 286.55 square acres.
The RM20 4 postcode sector is crossed by a railway.
Explore the rm20 4 postcode sector by using our free interactive map.
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