Here is a ASCII (American Standard Code for Information Interchange) character code chart with decimal, hex ,binary, HTML codes:

Dec	Hex	Oct	Binary	HTML Code	HTML Name	Character	Description
0	00	000	00000000	�	–	NUL	Null
1	01	001	00000001		–	SOH	Start of Heading
2	02	002	00000010		–	STX	Start of Text
3	03	003	00000011		–	ETX	End of Text
4	04	004	00000100		–	EOT	End of Transmission
5	05	005	00000101		–	ENQ	Enquiry
6	06	006	00000110		–	ACK	Acknowledge
7	07	007	00000111		–	BEL	Bell
8	08	010	00001000		–	BS	Backspace
9	09	011	00001001			–	HT	Horizontal Tab
10	0A	012	00001010	
	–	LF	NL Line Feed, New Line
11	0B	013	00001011		–	VT	Vertical Tab
12	0C	014	00001100		–	FF	NP Form Feed, New Page
13	0D	015	00001101	
	–	CR	Carriage Return
14	0E	016	00001110		–	SO	Shift Out
15	0F	017	00001111		–	SI	Shift In
16	10	020	00010000		–	DLE	Data Link Escape
17	11	021	00010001		–	DC1	Device Control 1
18	12	022	00010010		–	DC2	Device Control 2
19	13	023	00010011		–	DC3	Device Control 3
20	14	024	00010100		–	DC4	Device Control 4
21	15	025	00010101		–	NAK	Negative Acknowledge
22	16	026	00010110		–	SYN	Synchronous Idle
23	17	027	00010111		–	ETB	End of Transmission Block
24	18	030	00011000		–	CAN	Cancel
25	19	031	00011001		–	EM	End of Medium
26	1A	032	00011010		–	SUB	Substitute
27	1B	033	00011011		–	ESC	Escape
28	1C	034	00011100		–	FS	File Separator
29	1D	035	00011101		–	GS	Group Separator
30	1E	036	00011110		–	RS	Record Separator
31	1F	037	00011111		–	US	Unit Separator
32	20	040	00100000	 	–	(Space)	Space
33	21	041	00100001	!	!	!	Exclamation Mark
34	22	042	00100010	"	"	“	Double Quote
35	23	043	00100011	#	#	#	Hash or Number
36	24	044	00100100	$	$	$	Dollar Sign
37	25	045	00100101	%	%	%	Percentage
38	26	046	00100110	&	&	&	Ampersand
39	27	047	00100111	'	'	‘	Single Quote
40	28	050	00101000	(	(	(	Left Parenthesis
41	29	051	00101001	)	)	)	Right Parenthesis
42	2A	052	00101010	*	*	*	Asterisk
43	2B	053	00101011	+	+	+	Plus Sign
44	2C	054	00101100	,	,	,	Comma
45	2D	055	00101101	-	−	–	Minus Sign
46	2E	056	00101110	.	.	.	Period
47	2F	057	00101111	/	/	/	Slash
48	30	060	00110000	0	–	0	Zero
49	31	061	00110001	1	–	1	Number One
50	32	062	00110010	2	–	2	Number Two
51	33	063	00110011	3	–	3	Number Three
52	34	064	00110100	4	–	4	Number Four
53	35	065	00110101	5	–	5	Number Five
54	36	066	00110110	6	–	6	Number Six
55	37	067	00110111	7	–	7	Number Seven
56	38	070	00111000	8	–	8	Number Eight
57	39	071	00111001	9	–	9	Number Nine
58	3A	072	00111010	:	:	:	Colon
59	3B	073	00111011	&#59;	;	;	Semicolon
60	3C	074	00111100	&#60;	&lt;	<	Less Than
61	3D	075	00111101	&#61;	&equals;	=	Equals Sign
62	3E	076	00111110	&#62;	&gt;	>	Greater Than
63	3F	077	00111111	&#63;	&quest;	?	Question Mark
64	40	100	01000000	&#64;	&commat;	@	At Sign
65	41	101	01000001	&#65;	–	A	Upper Case Letter A
66	42	102	01000010	&#66;	–	B	Upper Case Letter B
67	43	103	01000011	&#67;	–	C	Upper Case Letter C
68	44	104	01000100	&#68;	–	D	Upper Case Letter D
69	45	105	01000101	&#69;	–	E	Upper Case Letter E
70	46	106	01000110	&#70;	–	F	Upper Case Letter F
71	47	107	01000111	&#71;	–	G	Upper Case Letter G
72	48	110	01001000	&#72;	–	H	Upper Case Letter H
73	49	111	01001001	&#73;	–	I	Upper Case Letter I
74	4A	112	01001010	&#74;	–	J	Upper Case Letter J
75	4B	113	01001011	&#75;	–	K	Upper Case Letter K
76	4C	114	01001100	&#76;	–	L	Upper Case Letter L
77	4D	115	01001101	&#77;	–	M	Upper Case Letter M
78	4E	116	01001110	&#78;	–	N	Upper Case Letter N
79	4F	117	01001111	&#79;	–	O	Upper Case Letter O
80	50	120	01010000	&#80;	–	P	Upper Case Letter P
81	51	121	01010001	&#81;	–	Q	Upper Case Letter Q
82	52	122	01010010	&#82;	–	R	Upper Case Letter R
83	53	123	01010011	&#83;	–	S	Upper Case Letter S
84	54	124	01010100	&#84;	–	T	Upper Case Letter T
85	55	125	01010101	&#85;	–	U	Upper Case Letter U
86	56	126	01010110	&#86;	–	V	Upper Case Letter V
87	57	127	01010111	&#87;	–	W	Upper Case Letter W
88	58	130	01011000	&#88;	–	X	Upper Case Letter X
89	59	131	01011001	&#89;	–	Y	Upper Case Letter Y
90	5A	132	01011010	&#90;	–	Z	Upper Case Letter Z
91	5B	133	01011011	&#91;	&lsqb;	[	Left Square Bracket
92	5C	134	01011100	&#92;	&bsol;	\	Backslash
93	5D	135	01011101	&#93;	&rsqb;	]	Right Square Bracket
94	5E	136	01011110	&#94;	&hat;	^	Caret or Circumflex
95	5F	137	01011111	&#95;	&lowbar;	_	Underscore
96	60	140	01100000	&#96;	&grave;	`	Grave Accent
97	61	141	01100001	&#97;	–	a	Lower Case Letter a
98	62	142	01100010	&#98;	–	b	Lower Case Letter b
99	63	143	01100011	&#99;	–	c	Lower Case Letter c
100	64	144	01100100	&#100;	–	d	Lower Case Letter d
101	65	145	01100101	&#101;	–	e	Lower Case Letter e
102	66	146	01100110	&#102;	–	f	Lower Case Letter f
103	67	147	01100111	&#103;	–	g	Lower Case Letter g
104	68	150	01101000	&#104;	–	h	Lower Case Letter h
105	69	151	01101001	&#105;	–	i	Lower Case Letter i
106	6A	152	01101010	&#106;	–	j	Lower Case Letter j
107	6B	153	01101011	&#107;	–	k	Lower Case Letter k
108	6C	154	01101100	&#108;	–	l	Lower Case Letter l
109	6D	155	01101101	&#109;	–	m	Lower Case Letter m
110	6E	156	01101110	&#110;	–	n	Lower Case Letter n
111	6F	157	01101111	&#111;	–	o	Lower Case Letter o
112	70	160	01110000	p	–	p	Lower Case Letter p
113	71	161	01110001	&#113;	–	q	Lower Case Letter q
114	72	162	01110010	&#114;	–	r	Lower Case Letter r
115	73	163	01110011	&#115;	–	s	Lower Case Letter s
116	74	164	01110100	&#116;	–	t	Lower Case Letter t
117	75	165	01110101	&#117;	–	u	Lower Case Letter u
118	76	166	01110110	&#118;	–	v	Lower Case Letter v
119	77	167	01110111	&#119;	–	w	Lower Case Letter w
120	78	170	01111000	&#120;	–	x	Lower Case Letter x
121	79	171	01111001	&#121;	–	y	Lower Case Letter y
122	7A	172	01111010	&#122;	–	z	Lower Case Letter z
123	7B	173	01111011	&#123;	&lcub;	{	Left Curly Bracket
124	7C	174	01111100	&#124;	&verbar;	|	Vertical Bar
125	7D	175	01111101	&#125;	&rcub;	}	Right Curly Bracket
126	7E	176	01111110	&#126;	&tilde;	~	Tilde
127	7F	177	01111111	&#127;	–	DEL	Delete