There are 6 official services on the A31 and A35 route which are listed on this site, details of which are below. Tapping their name will provide you with more information on each service station, including its facilities and exact location.
The following roads meet the A31 and A35, and also have services guides on this website: M3, M27, A3 and the A30.
A31 eastbound between Guildford and Farnham, GU10 1EU (limited signage)
EG Group services.
Hotel: Surya Hotels (Hogs Back)
Forecourt: Esso, ASDA On the Move, Cinnabon, Greggs, Subway, Krispy Kreme, Starbucks on the Go, AdBlue Containers, Free Cash Machine
A31 westbound at Farnham, GU9 8SS (limited HGV access)
BP Express services.
Main Amenities: Picnic Area
Forecourt: BP, M&S Simply Food, Wild Bean Café, AdBlue Containers, Car Wash, Free Cash Machine
M27 between J3 and J4, SO16 8AP.
Roadchef services rated 3 stars.
Catering: on both sides: Costa Coffee, McDonald's, Costa Express, Krispy Kreme, Costa Drive Thru
and south-westbound only: Fresh Food Café, McDonald's Drive Thru, LEON, Skwishee Iced Drinks
Shops: on both sides: WHSmith
and south-westbound only: Phone Tech, SPAR
Main Amenities: Jackpot £500, Showers
Hotel: south-westbound only: Days Innbook
Charging Points: GRIDSERVE Electric Highway 50kW CCS, 50kW CHAdeMO & 22kW Type 2
Forecourt: BP, Shop, Wild Bean Café, Air1 AdBlue
A31 westbound between Southampton and Ringwood, SO43 7GN (limited HGV access)
Forecourt: Esso, Londis, Costa Express, f'real Milkshakes, Rollover, Tango Ice Blast, AdBlue Containers
A31 between Southampton and Ringwood, BH24 3HN (limited HGV access)
Catering: McDonald's Drive Thru
Forecourt: on both sides: Shell, Select, Deli by Shell, Costa Express
plus westbound only: AdBlue Containers
and eastbound only: Air1 AdBlue
A35 at Axminster, EX13 7RB (daytime only; limited signage)
A35 Pit Stop services.
Catering: A35 Pit Stop
Main Amenities: Revolution Self Service Launderette
Hotel: A35 Pit Stop B&B
Forecourt: Texaco, Londis, Costa Express, AdBlue Containers, Jet Wash, Free Cash Machine