Oklahoma inmate mail
Send a letter to an inmate in Oklahoma
Confirm the ODOC number and that the person is in a state-run Oklahoma prison. Choose that route, then PieterPost prints, addresses, stamps, and mails your physical letter.
Choose their Oklahoma facilityOklahoma state-prison addresses
Oklahoma state-run facility personal-mail address
Oklahoma routes ordinary personal mail for state-run facilities through the Securus Digital Mail Center in Dallas.
Confirm the person is in a state-run ODOC facility before using this route. Red Rock Correctional Center is expressly excluded.
Securus Digital Mail Center – Oklahoma Department of Corrections
[Inmate full name] – [ODOC number]Securus Mail Center – Oklahoma DOCP.O. Box 223566Dallas, TX 75222-3566Three simple steps
How to send a letter to an inmate in Oklahoma
Choose the current facility and add the inmate's ODOC number. We help you carry the address into the letter flow.
- 1Choose their current facility
- 2Write and review your message
- 3We print, stamp, and mail it
Current Oklahoma guidance
Helpful inmate-mail rules
- Letter length
- ODOC publishes no total page limit. Each scannable item must be at least 4 by 6 inches and no larger than 8.5 by 14 inches.
- Paper format
- Use clear, scannable writing and images. Avoid felt-tip pens, markers, Sharpies, wax, and oil-based media.
- Envelope and address
- Include the full name and ODOC number, plus a complete, legible sender name and return address. Certified personal mail is not accepted.
- How it arrives
- Since September 1, 2024, Securus has delivered a digital image by tablet or kiosk; a free black-and-white printout is available for people without access.
Items that need another approved route
PieterPost is for ordinary written letters. To help avoid a mailroom rejection, do not add these items to the envelope:
- Felt-tip pens, markers, Sharpies, wax, or oil-based media
- Die-cut, glittered, adhesive, electronic, musical, padded, or layered cards
- Certified personal mail or unmodified newspaper clippings
- Irreplaceable originals that cannot safely be replaced after scanning
PieterPost takes care of the rest
You only need to write your message
No printer, paper, envelope, stamp, or trip to the post office. We prepare and mail the physical letter for you.
- Write your letter online from any device
- Check the finished letter before paying
- We format and print it for the facility
- We address, stamp, and mail the envelope
Oklahoma facility finder
Find their prison or local jail
Choose the current facility on the map. We will carry the selected address into the letter flow for you to review.
Is the person in federal prison?
Search the Bureau of Prisons inmate locator and continue with the federal letter flow.
Common questions
How do I send a letter to someone in an Oklahoma state prison?
Confirm that the person is in a state-run ODOC facility and note their ODOC number. Write online and PieterPost will print your letter, add an envelope and postage, and mail it to Securus in Dallas.
Which Oklahoma personal-mail address should I use?
For a state-run ODOC facility, use the inmate's full name and ODOC number, Securus Digital Mail Center – Oklahoma Department of Corrections, P.O. Box 223566, Dallas, TX 75222-3566.
How do I find the ODOC number and eligible facility?
Use the official Oklahoma offender search to confirm the ODOC number, facility, and whether the location is state-run. Do not use the Dallas route for Red Rock Correctional Center.
How does Oklahoma digital mail reach the recipient?
Securus delivers a digital image to the inmate's tablet or kiosk account. People without individual access can use a community tablet or receive a free black-and-white printout.
Does this Oklahoma guidance cover local, federal, and contract facilities?
No. This page covers adults in state-run ODOC prisons. County jails, federal prisons, juvenile facilities, Red Rock Correctional Center, and other custody settings can use different routes.