Menu
Home
People
Places
Arts
History
Plants & Animals
Science
Life & Culture
Technology
Reference.org
Area code 660
open-in-new
<p>Area code 660 is the telephone <a href="/facts/Area_code/jaryReDv">area code</a> in the <a href="/facts/North_American_Numbering_Plan/0QQ8v3ph">North American Numbering Plan</a> (NANP) for the northern and western part of the <a href="/facts/U.S._state/PFwcRIYQ">U.S. state</a> of <a href="/facts/Missouri/wQ3VAb99">Missouri</a>. It surrounds the numbering plan area <a href="/facts/Area_code_816/8IaFDeF8">816</a>, from which it was <a href="/facts/Area_code_split/naIyV2S2">split</a> on October 12, 1997. </p>