Here are details on the services on the A127, starting at Romford and ending at Southend-On-Sea.
eastbound between Gallows Corner and the M25, RM11 2SE. [Google Maps]
This site is open 24 hoursBP, M&S Simply Food, Wild Bean Café
BP Express operate this site
eastbound at Horndon, CM13 3LL. [Google Maps]
Little ChefHistory, The Halfway HouseTravelodgebook