Durham
Nottingham
Birmingham
West Ham
East Ham
Rotherham
Dagenham
Buckingham
NortHAMpton
SoutHAMpton
Tottenham
Cheltenham
HAMpshire
Evesham
Dersingham
WolverHAMpton
Southam
Grantham
Wrexham
Altrincham
Cottingham
Waltham Abbey
Chesham
Amersham
Wokingham
Farnham
Horsham
Hailsham
Little HAMpton
Fareham
Yapham
Gillingham
Oakham
Okehampton
Kilham
Brixham
Harpham
Bunham-on-sea
Melksham
Chippenham
Corsham
Oldham
Newham
Newnham
Goodmanham
Everingham
Pulham St. Mary's
Hockham
Wymondham
East Dereham
Lexham
Weasenham All Saints
Raynham
Swaffham
Fransham
Fakenham
Barsham
Bircham
Walsingham
Sandringham
Sheringham
Hambleton
Meltham
High Bentham
Billingham
Seaham
Hexham
Coldstream Carham
Addingham, Alkham, Altrincham, Aylsham;
Barham, Batham, Bedingham, Bellingham, Billingham, Birdham, Birmingham. Bosham, Bramham, Brantham, Brixham, Burnham;
Caterham, Chartham, Chatham, Chelfham, Cheltenham, Chesham, Chilham,Chippenham, Collingham, Corringham, Cottingham;
Debenham, Dersingham, Ditchingham, Durham;
Eartham, East Ham, Elham, Erpingham;
Fareham, Farnham, Faversham, Framlingham, Fulham;
Gardham, Georgeham;
Hailsham, Heacham, Henham, Hexham, Heyshan, High Bentham, Horsham, Hougham;
Ickham, Icklesham, Immingham,
Keysnsham;
Lewisham, Ludham;
Martham, Melksham, Meopham, Mersham, Metham;
Ninham, North Mundham, North Walsham, Northampton, Northamptonshire, Northiam, Nottingham;
Padiham, Pagham, Paglesham, Potter Heigham;
Rampisham Down, Reepham;
Sandringham, Saxmundham, Sheringham, Shoreham-by-Sea, Snettisham, Southerham, Stalham, Syleham;
Tangham, Teynham, Thornham, Topsham;
Walsingham, Waltham Chase, Wareham, West Ham, Westham, Wickham, Wickham Market, Wingham, Wittersham, Wrexham.
ADDED: Why so many? "Ham" is simple an ancient word for a settlement.
Brimingham
Chesham
Durham
East ham
Fulham
Lewisham
Newham
Westham
Nottingham
Buckingham
Rotherham
Oldham
Tottenham
Cheltenham
Wokingham
Wrexham
Farnham
Amersham
Gillingham
Grantham
Oakham
Dersingham
Hailsham
Evesham
Yapham
Harpham
Corsham
Raynham
Brixham
Hockham
Cottingham
Altrincham
Birmingham.
Chesham
Durham
East Ham
Fulham
Ham
Lewisham
Newham
West Ham
init
Billingham, Birmingham, Wolsingham & Wrexham are four examples.
Birmingham and Wokingham - are two examples.
Birmingham plus many, many more.
east ham
westham
newham
EghamOldham
Derby, England Grimsby, England Tenby, England
Wetherby
None that I know of.
Shepherdswell
Applegarth
Kirby laythorpe
Norwich, Sandwich, Greenwich and many more.
Bamburgh. In Scotland there is Edinburgh and Fraserburgh.
Stamford Dartford Biddeford Chelmsford
Stepney London.
While England has it's own production it also imports a lot of Ham from other Countries.