From the current 92, I haven’t been to the following grounds:
Liberty Stadium (Swansea City)
London Stadium (West Ham United)
American Express Community Stadium (Brighton & Hove Albion)
New York Stadium (Rotherham United)
The Cherry Red Records Stadium (AFC Wimbledon)
Ricoh Arena (Coventry City)
Spotland / Crown Oil Arena (Rochdale)
Hive Stadium (Barnet)
Bloomfield Road (Blackpool)
Rodney Parade (Newport County)
Lamex Stadium (Stevenage)
Huish Park (Yeovil Town)
12.
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(And I have not seen these clubs playing at home:
Swansea City
Cardiff City (only at Ninian Park, friendly)
Gillingham (friendly)
Rochdale
Blackpool
Newport County
Stevenage
Yeovil Town)