Outgoing emails being blocked by spamhaus. Blocking my IP address

Good day
My outgoing emails are being blocked. Spamhaus has blocked my IP address. How do I unblock it? This is the error message that I receive.
This message was created automatically by mail delivery software.
A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:
[email protected]
SMTP error from remote mail server after MAIL FROM:<[email protected]> SIZE=484112:
host mta6.am0.yahoodns.net [98.136.216.26]: 553 5.7.1 [BL21] Connections will not be accepted from 41.76.215.245, because the ip is in Spamhaus's list; see http://postmaster.yahoo.com/550-bl23.html
Please help as this is a business address
Thanks

Your email provider controls the IP address they assign you. Only they can clear the reputation of a blacklisted IP address. Contact them.

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