Contact POSM

Contact POSM Software through the various options below: Tech Support (phone and mobile app) , Social Media, email form, snail mail, plus links to a pre-filled W-9 and PayPal payments.

If you need Tech Support, Click Here.  

POSM Stamp Message Form To Email Us.


Mail Address:

POSM Software LLC
2145 Millsboro Rd
Mansfield, OH 44906

You can download our W-9 here.

Click the button icons to follow or contact POSM on social media.
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Pay, Renew, and Upgrade with PayPal

We offer Paypal as an option to pay for your service contract, simplify your subscription update, or pay for a hardware order. It's easy to use, and you don't even need a Paypal account-simply pick the "guest" option. Click here to access our Payment screen.

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Email » This email address is being protected from spambots. You need JavaScript enabled to view it.
Phone » 859-274-0041

Fax » 707-238-1478
POSM Software LLC, Accounts Receivable Branch:
2145 Millsboro Rd
Mansfield, OH 44906
Main Office:
6103 N Atlantic Ave, Suite H, Care of M-E Accounting,
Cape Canaveral, FL 32920