Area code 650

<h2 id="service-area">Service area</h2>
<h3>San Mateo County</h3>

<ul><li><a href="/facts/Atherton,_California/MszQzAeU">Atherton</a></li>
<li><a href="/facts/Belmont,_California/yzBQew3N">Belmont</a></li>
<li><a href="/facts/Broadmoor,_California/zEErF9VS">Broadmoor</a></li>
<li><a href="/facts/Burlingame,_California/5TpCVeAc">Burlingame</a></li>
<li><a href="/facts/Colma,_California/KyVKNsbl">Colma</a></li>
<li><a href="/facts/Daly_City,_California/Ppm66Tcm">Daly City</a> (small portion in <a href="/facts/Area_code_415/UQykwfk4">415</a>)</li>
<li><a href="/facts/East_Palo_Alto,_California/v7Xls4nd">East Palo Alto</a></li>
<li><a href="/facts/El_Granada,_California/GPpyvrKU">El Granada</a></li>
<li><a href="/facts/Emerald_Lake_Hills,_California/V0GdsGtr">Emerald Lake Hills</a></li>
<li><a href="/facts/Foster_City,_California/tNyvUg4R">Foster City</a></li>
<li><a href="/facts/Half_Moon_Bay,_California/dEB5muXG">Half Moon Bay</a></li>
<li><a href="/facts/Highlands-Baywood_Park,_California/GzJ6JUvB">Highlands-Baywood Park</a></li>
<li><a href="/facts/Hillsborough,_California/vR09xECF">Hillsborough</a></li>
<li><a href="/facts/Kings_Mountain,_California/eALPshl0">Kings Mountain</a></li>
<li><a href="/facts/La_Honda,_California/83XHrM0E">La Honda</a></li>
<li><a href="/facts/Ladera,_California/yrMH48UF">Ladera</a></li>
<li><a href="/facts/Loma_Mar,_California/EucVE7JW">Loma Mar</a></li>
<li><a href="/facts/Los_Trancos_Woods,_California/ewwqbHMS">Los Trancos Woods</a></li>
<li><a href="/facts/Menlo_Park,_California/mHQVj2Jx">Menlo Park</a></li>
<li><a href="/facts/Middleton_Tract,_California/oLIHMQR4">Middleton Tract</a></li>
<li><a href="/facts/Millbrae,_California/9sBnMSCT">Millbrae</a></li>
<li><a href="/facts/Montara,_California/uu5wcz3g">Montara</a></li>
<li><a href="/facts/Moss_Beach,_California/hcDBYjKF">Moss Beach</a></li>
<li><a href="/facts/North_Fair_Oaks,_California/scmjvYyB">North Fair Oaks</a></li>
<li><a href="/facts/Pacifica,_California/PFMjFUds">Pacifica</a></li>
<li><a href="/facts/Pescadero,_California/jNF20FaP">Pescadero</a></li>
<li><a href="/facts/Portola_Valley,_California/ewwqbHMS">Portola Valley</a></li>
<li><a href="/facts/Princeton-by-the-Sea,_California/6bk6BtLx">Princeton-by-the-Sea</a></li>
<li><a href="/facts/Redwood_City,_California/tgxq3E29">Redwood City</a></li>
<li><a href="/facts/San_Bruno,_California/JIVk8PsD">San Bruno</a></li>
<li><a href="/facts/San_Carlos,_California/8IAgfA8D">San Carlos</a></li>
<li><a href="/facts/San_Gregorio,_California/ddM42Gv1">San Gregorio</a></li>
<li><a href="/facts/San_Mateo,_California/JpnCprVs">San Mateo</a></li>
<li><a href="/facts/Sky_Londa,_California/7Bo2n5Tq">Sky Londa</a></li>
<li><a href="/facts/South_San_Francisco,_California/yBSjVuLt">South San Francisco</a></li>
<li><a href="/facts/West_Menlo_Park,_California/N1mfT1c2">West Menlo Park</a></li>
<li><a href="/facts/Woodside,_California/1AWUjI6C">Woodside</a></li></ul>

<h3>Santa Clara County</h3>

<ul><li><a href="/facts/Los_Altos,_California/HoJN8QHu">Los Altos</a></li>
<li><a href="/facts/Los_Altos_Hills,_California/hUw13FTH">Los Altos Hills</a></li>
<li><a href="/facts/Loyola,_California/TJQhJ0Ac">Loyola</a></li>
<li><a href="/facts/Mountain_View,_California/dm29hKlV">Mountain View</a></li>
<li><a href="/facts/Palo_Alto,_California/KJpC7kd8">Palo Alto</a></li>
<li><a href="/facts/Stanford,_California/dWxeuJec">Stanford</a></li>
<li><a href="/facts/Sunnyvale,_California/ghnntvr1">Sunnyvale</a> (western edge)</li></ul>

<h3>San Francisco County</h3>
<ul><li><a href="/facts/San_Francisco,_California/cb9l7hbC">San Francisco</a></li></ul>

<h2 id="external-links">External links</h2>
<ul><li><a href="https://www.nanpa.com/resources/area-code-maps">"Area Code Maps"</a>. NANPA.</li></ul>
<ul><li><a href="https://web.archive.org/web/20090303160200/http://areacodedownload.com/650/index.html">List of exchanges from AreaCodeDownload.com, 650 Area Code</a></li></ul>
<a href="/facts/California/zLW2vdQJ">California</a> area codes: <a href="/facts/Area_codes_209_and_350/c9LRSJ7V">209/350</a>, <a href="/facts/Area_codes_213_and_323/0J8mK3Br">213/323</a>, <a href="/facts/Area_codes_310_and_424/LIKjodSB">310/424</a>, <a href="/facts/Area_codes_408_and_669/W3Wcoyyl">408/669</a>, <a href="/facts/Area_codes_415_and_628/UQykwfk4">415/628</a>, <a href="/facts/Area_codes_510_and_341/GMos3gXk">510/341</a>, <a href="/facts/Area_code_530/7VQfy1z8">530</a>, <a href="/facts/Area_code_559/HE0WzREs">559</a>, <a href="/facts/Area_code_562/yUebVxI1">562</a>, <a href="/facts/Area_codes_619_and_858/FoBFqnby">619/858</a>, <a href="/facts/Area_code_626/Nd8UA4RU">626</a>, 650, <a href="/facts/Area_code_661/6JFuWtot">661</a>, <a href="/facts/Area_codes_707_and_369/7WDzMhjU">707/369</a>, <a href="/facts/Area_codes_714_and_657/87AJpWwv">714/657</a>, <a href="/facts/Area_codes_760_and_442/MWGDXEGK">760/442</a>, <a href="/facts/Area_codes_805_and_820/ho2CXkDm">805/820</a>, <a href="/facts/Area_codes_818_and_747/JQpY0Be5">818/747</a>, <a href="/facts/Area_code_831/rMvgmq1X">831</a>, <a href="/facts/Area_codes_909_and_840/RQoJgk1M">909/840</a>, <a href="/facts/Area_codes_916_and_279/brQuxXdz">916/279</a>, <a href="/facts/Area_code_925/3NYu71ec">925</a>, <a href="/facts/Area_code_949/quyc0kzt">949</a>, <a href="/facts/Area_code_951/aLzSxWMR">951</a><table><tbody><tr><td></td><td>North: <a href="/facts/Area_codes_415_and_628/UQykwfk4">415/628</a></td><td></td></tr><tr><td>West: Pacific Ocean, <a href="/facts/Area_code_808/L3gPqwJA">808</a></td><td>650 </td><td>East: <a href="/facts/Area_codes_510_and_341/GMos3gXk">510/341</a>, <a href="/facts/Area_code_925/3NYu71ec">925</a></td></tr><tr><td></td><td>South: <a href="/facts/Area_codes_408_and_669/W3Wcoyyl">408/669</a>, <a href="/facts/Area_code_831/rMvgmq1X">831</a></td><td></td></tr><tr><td colspan="3"><a href="/facts/Hawaii/ImxFefeK">Hawaii</a> area codes: <a href="/facts/Area_code_808/L3gPqwJA">808</a></td></tr></tbody></table>
<p><a href="https://geohack.toolforge.org/geohack.php?pagename=Area_code_650¶ms=37.5_N_122.3_W_region:US-CA_type:adm2nd">37°30′N 122°18′W / 37.5°N 122.3°W / 37.5; -122.3</a>
</p>

<h2 id="references">References</h2>

<ol>
<li id="fn:1"><p>"Transition to 10-digit dialing (for 988 as 3-digit access to National Suicide Prevention Hotline)" (PDF). North American Numbering Plan Administrator. January 8, 2021. Retrieved March 9, 2021. <a href="https://nationalnanpa.com/pdf/PL_556.pdf" target="_blank">https://nationalnanpa.com/pdf/PL_556.pdf</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li>
</ol>

Area code 650 open-in-new

Area code 650