Technology

7-BIT DEFAULT ALPHABET

When designing applications that make use of text messaging (SMS), developers must be aware of several character-sets that can be used to transmit information.

Select the character set appropriate for you:
GSM Standard
Unicode Characters
The 7 Bit Default Alphabet

The 7 bit default alphabet

This is the 7 bit default alphabet as specified by GSM 03.38. The corresponding ISO-8859-1 decimal codes are shown in the rightmost column. Note that the euro sign () is a member of the ISO-8859-15 character set.

Hex Dec Character name Character ISO-8859-1 DEC
0x00 0 COMMERCIAL AT @ 64
0x01 1 POUND SIGN 163
0x02 2 DOLLAR SIGN $ 36
0x03 3 YEN SIGN 165
0x04 4 LATIN SMALL LETTER E WITH GRAVE 232
0x05 5 LATIN SMALL LETTER E WITH ACUTE 233
0x06 6 LATIN SMALL LETTER U WITH GRAVE 249
0x07 7 LATIN SMALL LETTER I WITH GRAVE 236
0x08 8 LATIN SMALL LETTER O WITH GRAVE 242
0x09 9 LATIN CAPITAL LETTER C WITH CEDILLA 199
0x0A 10 LINE FEED   10
0x0B 11 LATIN CAPITAL LETTER O WITH STROKE 216
0x0C 12 LATIN SMALL LETTER O WITH STROKE 248
0x0D 13 CARRIAGE RETURN   13
0x0E 14 LATIN CAPITAL LETTER A WITH RING ABOVE 197
0x0F 15 LATIN SMALL LETTER A WITH RING ABOVE 229
0x10 16 GREEK CAPITAL LETTER DELTA Δ  
0x11 17 LOW LINE _ 95
0x12 18 GREEK CAPITAL LETTER PHI Φ  
0x13 19 GREEK CAPITAL LETTER GAMMA Γ  
0x14 20 GREEK CAPITAL LETTER LAMBDA Λ  
0x15 21 GREEK CAPITAL LETTER OMEGA Ω  
0x16 22 GREEK CAPITAL LETTER PI Π  
0x17 23 GREEK CAPITAL LETTER PSI Ψ  
0x18 24 GREEK CAPITAL LETTER SIGMA Σ  
0x19 25 GREEK CAPITAL LETTER THETA Θ  
0x1A 26 GREEK CAPITAL LETTER XI Ξ  
0x1B 27 ESCAPE TO EXTENSION TABLE    
0x1B0A 27 10 FORM FEED   12
0x1B14 27 20 CIRCUMFLEX ACCENT ^ 94
0x1B28 27 40 LEFT CURLY BRACKET { 123
0x1B29 27 41 RIGHT CURLY BRACKET } 125
0x1B2F 27 47 REVERSE SOLIDUS (BACKSLASH) \ 92
0x1B3C 27 60 LEFT SQUARE BRACKET [ 91
0x1B3D 27 61 TILDE ~ 126
0x1B3E 27 62 RIGHT SQUARE BRACKET ] 93
0x1B40 27 64 VERTICAL BAR | 124
0x1B65 27 101 EURO SIGN 164 (ISO-8859-15)
0x1C 28 LATIN CAPITAL LETTER AE 198
0x1D 29 LATIN SMALL LETTER AE 230
0x1E 30 LATIN SMALL LETTER SHARP S (German) 223
0x1F 31 LATIN CAPITAL LETTER E WITH ACUTE 201
0x20 32 SPACE   32
0x21 33 EXCLAMATION MARK ! 33
0x22 34 QUOTATION MARK " 34
0x23 35 NUMBER SIGN # 35
0x24 36 CURRENCY SIGN 164 (ISO-8859-1)
0x25 37 PERCENT SIGN % 37
0x26 38 AMPERSAND & 38
0x27 39 APOSTROPHE ' 39
0x28 40 LEFT PARENTHESIS ( 40
0x29 41 RIGHT PARENTHESIS ) 41
0x2A 42 ASTERISK * 42
0x2B 43 PLUS SIGN + 43
0x2C 44 COMMA , 44
0x2D 45 HYPHEN-MINUS - 45
0x2E 46 FULL STOP . 46
0x2F 47 SOLIDUS (SLASH) / 47
0x30 48 DIGIT ZERO 0 48
0x31 49 DIGIT ONE 1 49
0x32 50 DIGIT TWO 2 50
0x33 51 DIGIT THREE 3 51
0x34 52 DIGIT FOUR 4 52
0x35 53 DIGIT FIVE 5 53
0x36 54 DIGIT SIX 6 54
0x37 55 DIGIT SEVEN 7 55
0x38 56 DIGIT EIGHT 8 56
0x39 57 DIGIT NINE 9 57
0x3A 58 COLON : 58
0x3B 59 SEMICOLON ; 59
0x3C 60 LESS-THAN SIGN < 60
0x3D 61 EQUALS SIGN = 61
0x3E 62 GREATER-THAN SIGN > 62
0x3F 63 QUESTION MARK ? 63
0x40 64 INVERTED EXCLAMATION MARK 161
0x41 65 LATIN CAPITAL LETTER A A 65
0x42 66 LATIN CAPITAL LETTER B B 66
0x43 67 LATIN CAPITAL LETTER C C 67
0x44 68 LATIN CAPITAL LETTER D D 68
0x45 69 LATIN CAPITAL LETTER E E 69
0x46 70 LATIN CAPITAL LETTER F F 70
0x47 71 LATIN CAPITAL LETTER G G 71
0x48 72 LATIN CAPITAL LETTER H H 72
0x49 73 LATIN CAPITAL LETTER I I 73
0x4A 74 LATIN CAPITAL LETTER J J 74
0x4B 75 LATIN CAPITAL LETTER K K 75
0x4C 76 LATIN CAPITAL LETTER L L 76
0x4D 77 LATIN CAPITAL LETTER M M 77
0x4E 78 LATIN CAPITAL LETTER N N 78
0x4F 79 LATIN CAPITAL LETTER O O 79
0x50 80 LATIN CAPITAL LETTER P P 80
0x51 81 LATIN CAPITAL LETTER Q Q 81
0x52 82 LATIN CAPITAL LETTER R R 82
0x53 83 LATIN CAPITAL LETTER S S 83
0x54 84 LATIN CAPITAL LETTER T T 84
0x55 85 LATIN CAPITAL LETTER U U 85
0x56 86 LATIN CAPITAL LETTER V V 86
0x57 87 LATIN CAPITAL LETTER W W 87
0x58 88 LATIN CAPITAL LETTER X X 88
0x59 89 LATIN CAPITAL LETTER Y Y 89
0x5A 90 LATIN CAPITAL LETTER Z Z 90
0x5B 91 LATIN CAPITAL LETTER A WITH DIAERESIS 196
0x5C 92 LATIN CAPITAL LETTER O WITH DIAERESIS 214
0x5D 93 LATIN CAPITAL LETTER N WITH TILDE 209
0x5E 94 LATIN CAPITAL LETTER U WITH DIAERESIS 220
0x5F 95 SECTION SIGN 167
0x60 96 INVERTED QUESTION MARK 191
0x61 97 LATIN SMALL LETTER A a 97
0x62 98 LATIN SMALL LETTER B b 98
0x63 99 LATIN SMALL LETTER C c 99
0x64 100 LATIN SMALL LETTER D d 100
0x65 101 LATIN SMALL LETTER E e 101
0x66 102 LATIN SMALL LETTER F f 102
0x67 103 LATIN SMALL LETTER G g 103
0x68 104 LATIN SMALL LETTER H h 104
0x69 105 LATIN SMALL LETTER I i 105
0x6A 106 LATIN SMALL LETTER J j 106
0x6B 107 LATIN SMALL LETTER K k 107
0x6C 108 LATIN SMALL LETTER L l 108
0x6D 109 LATIN SMALL LETTER M m 109
0x6E 110 LATIN SMALL LETTER N n 110
0x6F 111 LATIN SMALL LETTER O o 111
0x70 112 LATIN SMALL LETTER P p 112
0x71 113 LATIN SMALL LETTER Q q 113
0x72 114 LATIN SMALL LETTER R r 114
0x73 115 LATIN SMALL LETTER S s 115
0x74 116 LATIN SMALL LETTER T t 116
0x75 117 LATIN SMALL LETTER U u 117
0x76 118 LATIN SMALL LETTER V v 118
0x77 119 LATIN SMALL LETTER W w 119
0x78 120 LATIN SMALL LETTER X x 120
0x79 121 LATIN SMALL LETTER Y y 121
0x7A 122 LATIN SMALL LETTER Z z 122
0x7B 123 LATIN SMALL LETTER A WITH DIAERESIS 228
0x7C 124 LATIN SMALL LETTER O WITH DIAERESIS 246
0x7D 125 LATIN SMALL LETTER N WITH TILDE 241
0x7E 126 LATIN SMALL LETTER U WITH DIAERESIS 252
0x7F 127 LATIN SMALL LETTER A WITH GRAVE 224

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