POSM Mail Address
WE’VE MOVED! POSM Software’s payment mailing address has changed. Effective immediately, if you pay your invoice by check, send to:

POSM Software
2145 Millsboro Road
Mansfield, OH 44906

Continue to make checks payable to POSM Software. Please note this change in your records. If your payment is already in the mail, rest assured your check will be forwarded to us.

We are updating our W-9 with the new address. It will be available on our website and upon request.


If you prefer to submit a payments by PayPal, click here and scroll to the bottom of the webpage to begin.

To request a one-time direct bank account withdrawal, email Account Manager Megan O'Neal directly with your request at This email address is being protected from spambots. You need JavaScript enabled to view it. .

Thank you for your attention to this matter. We look forward to continuing to serve you.