How to send a check with Post Office Credit Union of Maryland, Inc..
A guide to mailing a real paper check from your Post Office Credit Union of Maryland, Inc.account — with premium options like Certified, Priority, and Express Mail that your bank doesn't offer.
Post Office Credit Union of Maryland, Inc. bill pay vs. Check Supply.
See how Check Supply compares with Post Office Credit Union of Maryland, Inc.'s traditional bill-pay rails. Unlike your bank, Check Supply offers premium mail options — Certified, Priority, and Express — alongside faster processing and real-time tracking.
| Feature | Post Office Credit Union of Maryland, Inc. bill pay | Check Supply |
|---|---|---|
| Processing time | 3–5 business days | Same day (before 3 PM ET) |
| Delivery time | 5–7 business days | 1–5 business days |
| Mobile app | Limited mobile features | Full iOS app |
| Tracking | Limited | Real-time status + receipts |
| Setup | Online banking enrollment | Two-minute Plaid flow |
| Certified Mail | Not available | Available · signature + tracking |
| Priority Mail | Not available | Available · 1–3 days with tracking |
| Express Mail | Not available | Available · 1–2 day delivery |
Post Office Credit Union of Maryland, Inc.
Post Office Credit Union of Maryland, Inc. is supported by Check Supply for secure check mailing with premium delivery options.
Mailing a check from Post Office Credit Union of Maryland, Inc. in under four minutes.
With Check Supply, you get access to premium mail options like Certified, Priority, and Express Mail that Post Office Credit Union of Maryland, Inc. doesn't offer. Whether you prefer your iPhone or a desktop browser, you can handle the full flow quickly, securely, and without any hassle.
Disclaimer: this page is an independent guide by Check Supply and is not affiliated with Post Office Credit Union of Maryland, Inc..
Zelle at Post Office Credit Union of Maryland, Inc..
Zelle support for Post Office Credit Union of Maryland, Inc. is still being reviewed
Zelle support for Post Office Credit Union of Maryland, Inc. is not confirmed in the latest mapped dataset. Check Post Office Credit Union of Maryland, Inc.'s official site or the Zelle enrollment directory before relying on Zelle for this institution, or use Check Supply to send the payment by mailed check.
Use Check Supply to send payments that do not fit Zelle's availability or transaction limits.