Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
List of Ohio area codes
Table title:

Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Code </th><th colspan=1 rowspan=1 > Created </th><th colspan=1 rowspan=1 > Region </th></tr>
<tr> <th colspan=1 rowspan=1 > 216 </th><th colspan=1 rowspan=1 > 1947 </th><td colspan=1 rowspan=1 > Cleveland (October 1947) </td></tr>
<tr> <th colspan=1 rowspan=1 > 220 </th><th colspan=1 rowspan=1 > 2015 </th><td colspan=1 rowspan=1 > Central and southeastern Ohio except Columbus, overlay with 740 (April 22, 2015) </td></tr>
<tr> <th colspan=1 rowspan=1 > 234 </th><th colspan=1 rowspan=1 > 2000 </th><td colspan=1 rowspan=1 > Akron, Canton, Youngstown, and Warren, overlay with 330 (October 30, 2000) </td></tr>
<tr> <th colspan=1 rowspan=1 > 326 </th><th colspan=1 rowspan=1 > 2018 </th><td colspan=1 rowspan=1 > Southwestern part of Ohio including Dayton, Marysville, Peebles, Springfield, public parts of Wright-Patterson Air Force Base, and areas north of Cincinnati, planned overlay with 937 </td></tr>
<tr> <th colspan=1 rowspan=1 > 330 </th><th colspan=1 rowspan=1 > 1996 </th><td colspan=1 rowspan=1 > Akron, Canton, Youngstown, and Warren, overlay with 234 (March 9, 1996) </td></tr>
<tr> <th colspan=1 rowspan=1 > 380 </th><th colspan=1 rowspan=1 > 2016 </th><td colspan=1 rowspan=1 > Columbus, overlay with 614 (February 27, 2016) </td></tr>
<tr> <th class="highlighted"  colspan=1 rowspan=1 > 419 </th><th class="highlighted"  colspan=1 rowspan=1 > 1947 </th><td colspan=1 rowspan=1 > Northwest and north central Ohio including Toledo, Sandusky, and Ashland, overlay with 567 (October 1947) </td></tr>
<tr> <th colspan=1 rowspan=1 > 440 </th><th colspan=1 rowspan=1 > 1997 </th><td colspan=1 rowspan=1 > Part of Northeast Ohio including parts of Cleveland (August 16, 1997) </td></tr>
<tr> <th class="highlighted"  colspan=1 rowspan=1 > 513 </th><th class="highlighted"  colspan=1 rowspan=1 > 1947 </th><td colspan=1 rowspan=1 > Southwest Ohio including Cincinnati (October 1947) </td></tr>
<tr> <th colspan=1 rowspan=1 > 567 </th><th colspan=1 rowspan=1 > 2002 </th><td colspan=1 rowspan=1 > Northwest and north central Ohio including Toledo, Sandusky, and Ashland, overlay with 419 (January 1, 2002) </td></tr>
<tr> <th class="highlighted"  colspan=1 rowspan=1 > 614 </th><th class="highlighted"  colspan=1 rowspan=1 > 1947 </th><td colspan=1 rowspan=1 > Columbus, overlay with 380 (October 1947) </td></tr>
<tr> <th colspan=1 rowspan=1 > 740 </th><th colspan=1 rowspan=1 > 1997 </th><td colspan=1 rowspan=1 > Central and southeastern Ohio except Columbus, overlay with 220 (December 6, 1997) </td></tr>
<tr> <th colspan=1 rowspan=1 > 937 </th><th colspan=1 rowspan=1 > 1996 </th><td colspan=1 rowspan=1 > Southwestern part of Ohio including Dayton, Marysville, Peebles, Springfield, public parts of Wright-Patterson Air Force Base, and areas north of Cincinnati, planned overlay with 326 (September 28, 1996) </td></tr>
</table>
Question:
What were the Ohio area codes in 1947?
Answer:
In 1947, area codes of the state were 216, 419, 513, and 614.