I expect there's slicker ways, but this will work:
<b>Excel 2002</b><table cellpadding="2.5px" rules="all" style=";background-color: #FFFFFF;border: 1px solid;border-collapse: collapse; border-color: #A6AAB6"><colgroup><col width="25px" style="background-color: #E0E0F0" /><col /></colgroup><thead><tr style=" background-color: #E0E0F0;text-align: center;color: #161120"><th></th><th>A</th></tr></thead><tbody><tr ><td style="color: #161120;text-align: center;">1</td><td style=";">RB27 9DV</td></tr><tr ><td style="color: #161120;text-align: center;">2</td><td style=";">MA99 3LY</td></tr><tr ><td style="color: #161120;text-align: center;">3</td><td style=";">IV95 4KE</td></tr><tr ><td style="color: #161120;text-align: center;">4</td><td style=";">Z80 6TK</td></tr><tr ><td style="color: #161120;text-align: center;">5</td><td style=";">Z88 4TK</td></tr><tr ><td style="color: #161120;text-align: center;">6</td><td style=";">G86 8VB</td></tr><tr ><td style="color: #161120;text-align: center;">7</td><td style=";">I44 7DS</td></tr><tr ><td style="color: #161120;text-align: center;">8</td><td style=";">K61 2BC</td></tr><tr ><td style="color: #161120;text-align: center;">9</td><td style=";">X56 8YP</td></tr><tr ><td style="color: #161120;text-align: center;">10</td><td style=";">Z78 7HY</td></tr><tr ><td style="color: #161120;text-align: center;">11</td><td style=";">H13 9FI</td></tr><tr ><td style="color: #161120;text-align: center;">12</td><td style=";">LF34 2RU</td></tr><tr ><td style="color: #161120;text-align: center;">13</td><td style=";">VH63 5RW</td></tr><tr ><td style="color: #161120;text-align: center;">14</td><td style=";">H76 8RA</td></tr><tr ><td style="color: #161120;text-align: center;">15</td><td style=";">I68 1LV</td></tr><tr ><td style="color: #161120;text-align: center;">16</td><td style=";">NS64 1NH</td></tr><tr ><td style="color: #161120;text-align: center;">17</td><td style=";">T69 4MP</td></tr><tr ><td style="color: #161120;text-align: center;">18</td><td style=";">CU74 4VH</td></tr><tr ><td style="color: #161120;text-align: center;">19</td><td style=";">RN60 2NY</td></tr><tr ><td style="color: #161120;text-align: center;">20</td><td style=";">JW88 9MO</td></tr><tr ><td style="color: #161120;text-align: center;">21</td><td style=";">H24 6AI</td></tr><tr ><td style="color: #161120;text-align: center;">22</td><td style=";">I97 2VV</td></tr><tr ><td style="color: #161120;text-align: center;">23</td><td style=";">T11 6AH</td></tr><tr ><td style="color: #161120;text-align: center;">24</td><td style=";">CF42 9RY</td></tr></tbody></table><p style="width:3.6em;font-weight:bold;margin:0;padding:0.2em 0.6em 0.2em 0.5em;border: 1px solid #A6AAB6;border-top:none;text-align: center;background-color: #E0E0F0;color: #161120">Sheet1</p><br /><br /><table width="85%" cellpadding="2.5px" rules="all" style=";border: 2px solid black;border-collapse:collapse;padding: 0.4em;background-color: #FFFFFF" ><tr><td style="padding:6px" ><b>Worksheet Formulas</b><table cellpadding="2.5px" width="100%" rules="all" style="border: 1px solid;text-align:center;background-color: #FFFFFF;border-collapse: collapse; border-color: #A6AAB6"><thead><tr style=" background-color: #E0E0F0;color: #161120"><th width="10px">Cell</th><th style="text-align:left;padding-left:5px;">Formula</th></tr></thead><tbody><tr><th width="10px" style=" background-color: #E0E0F0;color: #161120">A1</th><td style="text-align:left">=CHAR(<font color="Blue">RANDBETWEEN(<font color="Red">65,90</font>)</font>)&IF(<font color="Blue">RAND(<font color="Red"></font>)>0.5,"",CHAR(<font color="Red">RANDBETWEEN(<font color="Green">65,90</font>)</font>)</font>)&RANDBETWEEN(<font color="Blue">10,99</font>)&" "&RANDBETWEEN(<font color="Blue">1,9</font>)&CHAR(<font color="Blue">RANDBETWEEN(<font color="Red">65,90</font>)</font>)&CHAR(<font color="Blue">RANDBETWEEN(<font color="Red">65,90</font>)</font>)</td></tr></tbody></table></td></tr></table><br />
Need ATP installed in xl2003 and below.