Note
If you need a longer list, look up the Wikipedia entry for "HTML Special Entities", with accented letters etc.

On the Keyboard
'	'
"	"
,	,
&	&
&lt;	<
&gt;	>
&brvbar;	¦
&not;	¬
Greek
&Alpha;	Α
&Beta;	Β
&Gamma;	Γ
&Delta;	Δ
&Epsilon;	Ε
&Zeta;	Ζ
&Eta;	Η
&Theta;	Θ
&Iota;	Ι
&Kappa;	Κ
&Lambda;	Λ
&Mu;	Μ
&Nu;	Ν
&Xi;	Ξ
&Omicron;	Ο
&Pi;	Π
&Rho;	Ρ
&Sigma;	Σ
&Tau;	Τ
&Upsilon;	Υ
&Phi;	Φ
&Chi;	Χ
&Psi;	Ψ
&Omega;	Ω
&alpha;	α
&beta;	β
&gamma;	γ
&delta;	δ
&epsilon;	ε
&zeta;	ζ
&eta;	η
&theta;	θ
&iota;	ι
&kappa;	κ
&lambda;	λ
&mu;	μ
&nu;	ν
&xi;	ξ
&omicron;	ο
&pi;	π
&rho;	ρ
&sigmaf;	ς
&sigma;	σ
&tau;	τ
&upsilon;	υ
&phi;	φ
&chi;	χ
&psi;	ψ
&omega;	ω
&thetasym;	ϑ
&upsih;	ϒ
Other keyboards
&iexcl;	¡
&iquest;	¿
&szlig;	ß
Money
&pound;	£
&euro;	€
&cent;	¢
&curren;	¤
&yen;	¥
Maths
&deg;	°
&plusmn;	±
&times;	×
&divide;	÷
&micro;	µ
&frac14;	¼
&frac12;	½
&frac34;	¾
&middot;	·
&fnof;	ƒ
&permil;	‰
&prod;	∏
&sum;	∑
&radic;	√
&infin;	∞
&ang;	∠
&ne;	≠
&equiv;	≡
&le;	≤
&ge;	≥
&lt;	<
&gt;	>
Business
&copy;	©
&reg;	®
&trade;	™
Cards
&spades;	♠
&clubs;	♣
&hearts;	♥
&diams;	♦
Arrows
&larr;	←
&uarr;	↑
&rarr;	→
&darr;	↓
&lArr;	⇐
&uArr;	⇑
&rArr;	⇒
&dArr;	⇓
Printable Space
&nbsp;