ASCII Table with Unicode and HTML entities

Character ASCII ISO/IEC
8859-1
Unicode HTML   Character ASCII ISO/IEC
8859-1
Unicode HTML
A 65 65 <U0041> &#65;   a 97 97 <U0061> &#97;
B 66 66 <U0042> &#66;   b 98 98 <U0062> &#98;
C 67 67 <U0043> &#67;   c 99 99 <U0063> &#99;
D 68 68 <U0044> &#68;   d 100 100 <U0064> &#100;
E 69 69 <U0045> &#69;   e 101 101 <U0065> &#101;
F 70 70 <U0046> &#70;   f 102 102 <U0066> &#102;
G 71 71 <U0047> &#71;   g 103 103 <U0067> &#103;
H 72 72 <U0048> &#72;   h 104 104 <U0068> &#104;
I 73 73 <U0049> &#73;   i 105 105 <U0069> &#105;
J 74 74 <U004A> &#74;   j 106 106 <U006A> &#106;
K 75 75 <U004B> &#75;   k 107 107 <U006B> &#107;
L 76 76 <U004C> &#76;   l 108 108 <U006C> &#108;
M 77 77 <U004D> &#77;   m 109 109 <U006D> &#109;
N 78 78 <U004E> &#78;   n 110 110 <U006E> &#110;
O 79 79 <U004F> &#79;   o 111 111 <U006F> &#111;
P 80 80 <U0050> &#80;   p 112 112 <U0070> &#112;
Q 81 81 <U0051> &#81;   q 113 113 <U0071> &#113;
R 82 82 <U0052> &#82;   r 114 114 <U0072> &#114;
S 83 83 <U0053> &#83;   s 115 115 <U0073> &#115;
T 84 84 <U0054> &#84;   t 116 116 <U0074> &#116;
U 85 85 <U0055> &#85;   u 117 117 <U0075> &#117;
V 86 86 <U0056> &#86;   v 118 118 <U0076> &#118;
W 87 87 <U0057> &#87;   w 119 119 <U0077> &#119;
X 88 88 <U0058> &#88;   x 120 120 <U0078> &#120;
Y 89 89 <U0059> &#89;   y 121 121 <U0079> &#121;
Z 90 90 <U005A> &#90;   z 122 122 <U007A> &#122;
                   
0 48 48 <U0030> &#48;   SP (Space Bar) 32 32 <U0020> &#32;
1 49 49 <U0031> &#49;   ! 33 33 <U0021> &#33;
2 50 50 <U0032> &#50;   " 34 34 <U0022> &quot;
3 51 51 <U0033> &#51;   # 35 35 <U0023> &#35;
4 52 52 <U0034> &#52;   $ 36 36 <U0024> &#36;
5 53 53 <U0035> &#53;   % 37 37 <U0025> &#37;
6 54 54 <U0036> &#54;   & 38 38 <U0026> &amp;
7 55 55 <U0037> &#55;   ' 39 39 <U0027> &#39;
8 56 56 <U0038> &#56;   ( 40 40 <U0028> &#40;
9 57 57 <U0039> &#57;   ) 41 41 <U0029> &#41;
: (Colon) 58 58 <U003A> &#58;   * 42 42 <U002A> &#42;
; (Semicolon) 59 59 <U003B> &#59;   + 43 43 <U002B> &#43;
< 60 60 <U003C> &lt;   , (Comma) 44 44 <U002C> &#44;
= 61 61 <U003D> &equiv;   - (Hyphen/minus) 45 45 <U002D> &#45;
> 62 62 <U003E> &gt;   . (Full Stop/period) 46 46 <U002E> &#46;
? 63 63 <U003F> &#63;   / 47 47 <U002F> &#47;
@ 64 64 <U0040> &#64;       <U2018> &lsquo;
[ 91 91 <U005B> &#91;       <U201C> &ldquo;
\ 92 92 <U005C> &#92;       <U2019> &rsquo;
] 93 93 <U005D> &#93;       <U201D> &rdquo;
^ 94 94 <U005E> &circ;   NUL (Null) 0   <U0000>  
_ 95 95 <U005F> &#95;   SOH (Start of heading) 1   <U0001>  
` 96 96 <U0060> &Agrave; &Egrave;
&igrave; &Ograve;
&Ugrave;
  STX (Start of text) 2   <U0002>  
{ 123 123 <U007B> &#123;   ETX (End of text) 3   <U0003>  
| 124 124 <U007C> &#124;   EOT (End of transmit) 4   <U0004>  
} 125 125 <U007D> &#125;   ENQ (Enquiry) 5   <U0005>  
~ 126 126 <U007E> &Atilde; &Btilde;
&Ctilde;...
  ACK (Acknowledgment) 6   <U0006>  
DEL (Delete) 127 127 <U007F>     BEL (Audible bell) 7   <U0007>  
non breaking Space   160 <U00A0> &nbsp;   BS (Backspace) 8   <U0008>  
¡ (inverted Exclamation)   161 <U00A1> &iexcl;   HT (Horizontal tab) 9   <U0009>  
¢ (cent)   162 <U00A2> &cent;   LF (Line feed) 10   <U000A>  
£ (Pound Sterling)   163 <U00A3> &pound;   VT (Vertical tab) 11   <U000B>  
¤ (Gen currency)   164 <U00A4> &curren;   FF (Form feed) 12   <U000C>  
€ (Euro/EU)   164 <U20AC> &euro;   CR (Carriage return) 13   <U000D> <br>
¥ (Yen)   165 <U00A5> &yen;   SO (Shift out) 14   <U000E>  
¦   166 <U00A6> &brvbar;   SI (Shift in) 15   <U000F>  
§ (Section)   167 <U00A7> &sect;   DLE (Data link escape) 16   <U0010>  
¨ (umlaut/dieresis)   168 <U00A8> &Auml;&Euml;
&iuml;&Ouml;
&Uuml;
  DC1 (Device control 1) 17   <U0011>  
©   169 <U00A9> &copy;   DC2 (Device control 2) 18   <U0012>  
ª (feminine ordinal)   170 <U00AA> &ordf;   DC3 (Device control 3) 19   <U0013>  
«   171 <U00AB> &laquo;   DC4 (Device control 4) 20   <U0014>  
¬ (NOT sign)   172 <U00AC> &not;   NAK (Neg. acknowledge) 21   <U0015>  
­ SHY(soft hyphen)   173 <U00AD> &shy;   SYN (Synchronous idle) 22   <U0016>  
®   174 <U00AE> &reg;   ETB (End trans. block) 23   <U0017>  
¯ (Macron accent)   175 <U00AF> &macr;   CAN (Cancel) 24   <U0018>  
°   176 <U00B0> &deg;   EM (End of medium) 25   <U0019>  
±   177 <U00B1> &plusmn;   SUB (Substitution) 26   <U001A>  
²   178 <U00B2> &sup2;   ESC (Escape) 27   <U001B>  
³   179 <U00B3> &sup3;   FS (File separator/Figure shift) 28   <U001C>  
´   180 <U00B4> &acute;   GS (Group separator) 29   <U001D>  
µ (Micro)   181 <U00B5> &micro;   RS (Record separator) 30   <U001E>  
¶ (Paragraph)   182 <U00B6> &para;   US (Unit separator) 31   <U001F>  
· (middle dot)   183 <U00B7> &middot;            
¸ (Cedilla)   184 <U00B8> &cedil;            
¹   185 <U00B9> &sup1;            
º (Masculine Ordinal)   186 <U00BA> &ordm;            
»   187 <U00BB> &raquo;            
¼   188 <U00BC> &frac14;            
½   189 <U00BD> &frac12;            
¾   190 <U00BE> &frac34;            
¿   191 <U00BF> &iquest;            
    <U2013> &ndash;            
    <U2014> &mdash;            
String Terminator     <U009C>              
π (PI)     <U203B> &pi;            
    <U2122>              

The Unicode values above are character (hex) values, the first 256 points are identical to ISO 8859-1 e.g. 'A'=u0041=65

Hex-to-Decimal converter: (works up to FFFF/65535)

    Hex: Decimal:

The complete unicode character set runs to over 90,000 entries.

"Smart data structures and dumb code works a lot better than the other way around" - Eric S. Raymond

Related:

Pronunciation guide
Unicode in MS Office
OS X Apple Type Services for Unicode
Wikipedia - ISO 8859-1
Wikipedia - Unicode / email / HTML
Unicode.org