article What error code will I see if my TFN messages are rejected for exceeding messaging limits? in Toll-Free Numbers (TFN) https://community.sinch.com/t5/Toll-Free-Numbers-TFN/What-error-code-will-I-see-if-my-TFN-messages-are-rejected-for/ta-p/11397 <DIV class="lia-message-template-content-zone"> <P>Toll-Free numbers that are Pending Verification and are sending traffic will receive Sinch error code 64 "<SPAN>Blocked due to exceeded quota".&nbsp;</SPAN></P> <P>&nbsp;</P> <P>Effective Jan 31, 2024, all toll-free numbers must be in a Verified state in order to originate traffic. For more info refer to&nbsp;<A id="link_6" class="page-link lia-link-navigation lia-custom-event" href="https://community.sinch.com/t5/Toll-Free-Numbers-TFN/What-are-the-traffic-restrictions-for-Unverified-and-Pending/ta-p/16033" target="_blank" rel="noopener">What are the traffic restrictions for Unverified and Pending Verification TFNs?</A></P> <P>&nbsp;</P> <P>Please see <A href="https://developers.sinch.com/docs/sms/smpp/10dlc-errors/#toll-free-delivery-report-errors" target="_self">Toll-Free delivery report errors</A> on the Sinch Developer site for a complete list of Toll-Free specific error codes.</P> </DIV> Wed, 14 Jan 2026 15:05:42 GMT Meredith_W 2026-01-14T15:05:42Z What error code will I see if my TFN messages are rejected for exceeding messaging limits? https://community.sinch.com/t5/Toll-Free-Numbers-TFN/What-error-code-will-I-see-if-my-TFN-messages-are-rejected-for/ta-p/11397 <DIV class="lia-message-template-content-zone"> <P>Toll-Free numbers that are Pending Verification and are sending traffic will receive Sinch error code 64 "<SPAN>Blocked due to exceeded quota".&nbsp;</SPAN></P> <P>&nbsp;</P> <P>Effective Jan 31, 2024, all toll-free numbers must be in a Verified state in order to originate traffic. For more info refer to&nbsp;<A id="link_6" class="page-link lia-link-navigation lia-custom-event" href="https://community.sinch.com/t5/Toll-Free-Numbers-TFN/What-are-the-traffic-restrictions-for-Unverified-and-Pending/ta-p/16033" target="_blank" rel="noopener">What are the traffic restrictions for Unverified and Pending Verification TFNs?</A></P> <P>&nbsp;</P> <P>Please see <A href="https://developers.sinch.com/docs/sms/smpp/10dlc-errors/#toll-free-delivery-report-errors" target="_self">Toll-Free delivery report errors</A> on the Sinch Developer site for a complete list of Toll-Free specific error codes.</P> </DIV> Wed, 14 Jan 2026 15:05:42 GMT https://community.sinch.com/t5/Toll-Free-Numbers-TFN/What-error-code-will-I-see-if-my-TFN-messages-are-rejected-for/ta-p/11397 Meredith_W 2026-01-14T15:05:42Z