ALT+1 = ☺
ALT+2 = ☻
ALT+3 = ♥
ALT+4 = ♦
ALT+5 = ♣
ALT+6 = ♠
ALT+7 = •
ALT+8 = ◘
ALT+9 = ○
ALT+10 = ◙
ALT+11 = ♂
ALT+12 = ♀
ALT+13 = ♪
ALT+14 = ♫
ALT+15 = ☼
ALT+16 = ►
ALT+17 = ◄
ALT+18 = ↕
ALT+19 = ‼
ALT+20 = ¶
ALT+21 = §
ALT+22 = ▬
ALT+23 = ↨
ALT+24 = ↑
ALT+25 = ↓
ALT+26 = →
ALT+27 = ←
ALT+28 = ∟
ALT+29 = ↔
ALT+30 = ▲
ALT+31 = ▼
ALT+32 = Espacio
ALT+33 = ¡
ALT+34 = “
ALT+35 = #
ALT+36 = $
ALT+37 = %
ALT+38 = &
ALT+39 = ‘
ALT+40 = (
ALT+41 = )
ALT+42 = *
ALT+43 = +
ALT+44 = ,
ALT+46 = .
ALT+47 = /
ALT+48 = 0
ALT+49 = 1
ALT+50 = 2
ALT+51 = 3
ALT+52 = 4
ALT+53 = 5
ALT+54 = 6
ALT+55 = 7
ALT+56 = 8
ALT+57 = 9
ALT+58 = :
ALT+59 = ;
ALT+60 = <
ALT+61 = =
ALT+62 = >
ALT+63 = ¿
ALT+64 = @
ALT+65 = A
ALT+66 = B
ALT+67 = C
ALT+68 = D
ALT+69 = E
ALT+70 = F
ALT+71 = G
ALT+72 = H
ALT+73 = I
ALT+74 = J
ALT+75 = K
ALT+76 = L
ALT+77 = M
ALT+78 = N
ALT+79 = O
ALT+80 = P
ALT+81 = Q
ALT+82 = R
ALT+83 = S
ALT+84 = T
ALT+85 = U
ALT+86 = V
ALT+87 = W
ALT+88 = X
ALT+89 = Y
ALT+90 = Z
ALT+91 = [
ALT+92 = \
ALT+93 = ]
ALT+94 = ^
ALT+96 = `
ALT+97 = a
ALT+98 = b
ALT+99 = c
ALT+100 = d
ALT+101 = e
ALT+102 = f
ALT+103 = g
ALT+104 = h
ALT+105 = i
ALT+106 = j
ALT+107 = k
ALT+108 = l
ALT+109 = m
ALT+110 = n
ALT+111 = o
ALT+112 = p
ALT+113 = q
ALT+114 = r
ALT+115 = s
ALT+116 = t
ALT+117 = u
ALT+118 = v
ALT+119 = w
ALT+120 = x
ALT+121 = y
ALT+122 = z
ALT+123 = {
ALT+124 = |
ALT+125 = }
ALT+126 = ~
ALT+127 = ⌂
ALT+128 = Ç
Agregado a código ASCII
No es el verdadero código ASCII, es un agregado que se adicionó posteriormente. No es 100% compatible con todos los teclados, pero es bastante común:
ALT+129 = ü
ALT+130 = é
ALT+131 = â
ALT+132 = ä
ALT+133 = à
ALT+134 = å
ALT+135 = ç
ALT+136 = ê
ALT+137 = ë
ALT+138 = è
ALT+139 = ï
ALT+140 = î
ALT+141 = í
ALT+142 = Ä
ALT+143 = Å
ALT+144 = É
ALT+145 = æ
ALT+146 = Æ
ALT+147 = ô
ALT+148 = ö
ALT+149 = ò
ALT+150 = û
ALT+151 = ù
ALT+152 = ÿ
ALT+153 = Ö
ALT+154 = Ü
ALT+155 = ø
ALT+156 = £
ALT+157 = Ø
ALT+158 = ×
ALT+159 = ƒ
ALT+160 = á
ALT+161 = í
ALT+162 = ó
ALT+163 = ú
ALT+164 = ñ
ALT+165 = Ñ
ALT+166 = ª
ALT+167 = º
ALT+168 = ¿
ALT+169 = ®
ALT+170 = ¬
ALT+171 = ½
ALT+172 = ¼
ALT+173 = ¡
ALT+174 = «
ALT+175 = »
ALT+179 = ¦
ALT+181 = Á
ALT+182 = Â
ALT+183 = À
ALT+184 = ©
ALT+189 = ¢
ALT+190 = ¥
ALT+198 = ã
ALT+199 = Ã
ALT+207 = ¤
ALT+208 = ð
ALT+209 = Ð
ALT+210 = Ê
ALT+211 = Ë
ALT+212 = È
ALT+213 = i
ALT+214 = Í
ALT+215 = Î
ALT+216 = Ï
ALT+217 = ┘
ALT+218 = ┌
ALT+219 = █
ALT+220 = ▄
ALT+221 = ¦
ALT+222 = Ì
ALT+223 = ▀
ALT+224 = Ó
ALT+225 = ß
ALT+226 = Ô
ALT+227 = Ò
ALT+228 = õ
ALT+229 = Õ
ALT+230 = µ
ALT+231 = þ
ALT+232 = Þ
ALT+233 = Ú
ALT+234 = Û
ALT+235 = Ù
ALT+236 = ý
ALT+237 = Ý
ALT+238 = ¯
ALT+239 = ´
ALT+240 =
ALT+241 = ±
ALT+243 = ¾
ALT+244 = ¶
ALT+245 = §
ALT+246 = ÷
ALT+247 = ¸
ALT+248 = °
ALT+249 = ¨
ALT+250 = •
ALT+251 = ¹
ALT+252 = ³
ALT+253 = ²
ALT+254 = ■
ALT+255 = Espacio
Extraido del post de sebas en foro LKf.