I was sent this really helpful list by a friend who said she found it useful through both of her pregnancies. Have copied and pasted below so apologies for the big post!
Baby clothes
5 X sleep suits (with feet)
5 X long sleeved body suits (legless)
5 X babygro (long arms/legs/without feet)
5X vests
3 X socks (Gap ones stay on)
Scratch mittens (or better - sleepsuits with sleeves that fold over hands)
2 X hats (one cotton, one woolly)
All in one/Snow suit - if winter
2 X 2.5 tog Grobag
1 X 1 tog Grobag
Velcro bibs (depends if dribbler!)
Toiletries/accessories
Nappies
Nappy sacks
Baby wipes
Ear thermometer (digital much easier to use)
Grooming kit (baby nail scissors etc)
Teething rings for fridge (cool gums)
Zinc and caster oil cream or Sudacreme
Cotton wool balls (better than wipes when first born)
Baby sponge
Sponge bath mat (great for plonking baby on in big bath ? no need to buy a separate baby bath)
5 X Muslin squares (for mopping up multiple spillages!)
Soft towels/baby robe
General
Buggy
Car seat
Travel cot?
Cosy toes/Fleece blanket for buggy
Baby sling/carrier
Changing mat
Big bag to hold changing stuff
Feeding
Breast pump (electric) /Sterilizer/ Bottles/ Slow flow teats ? if you want to try expressing
Breast feeding ?V? cushion
For Nursery
Moses basket/crib (+ stand?)
3 X Moses basket sheets
Cot/Cot bed & mattress
3 X Cot sheets
Cellular cot blanket
Cot mobile
Black out blinds
Baby monitor
Baskets/boxes/chest for toys (you?ll be given loads!)
Night light or dimmer switch
Room thermometer (free with some Grobags)
Baby bouncer chair
For Mummy
Disposable breast pads (loads!)
3 X Nursing bra?s (in bigger sizes than you expect!)
Front opening pyjama?s/tops for easy boob access
Maternity sanny pads (loads!)
Disposable knickers (horrible, but easy!)