What is the mailing address for Wallkill Correctional Facility?
P.O. Box G, Wallkill, NY 12589-0286, with the person's full name and DIN on the first line and your return address in the top left corner of the envelope.
Mail & PhotosWallkill's post box is the letter G, which families keep reading as a number, and the prison next door has a Wallkill address of its own. Connect with your loved one in minutes.
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Letters to Wallkill go to P.O. Box G, Wallkill, NY 12589-0286. The G is a letter of the alphabet, and that is where most mistakes start: it gets read as a 6, a C or a typo and changed. The second risk is next door. Shawangunk Correctional Facility has a Wallkill address and the same five-digit ZIP, with a numbered box of its own.
John Smith, 12A3456
Wallkill Correctional Facility
P.O. Box G
Wallkill, NY 12589-0286
Name and DIN together on the first line. The DIN is the Department Identification Number the state lookup returns, and mail without one cannot be sorted to a person.
NYSDOCCS lists the address as 50 McKendrick Road, P.O. Box G, Wallkill, NY 12589-0286. There is no bracket and no separate family box, so this is the box for letters to a person in custody too.
Almost every post box in New York is a number, and a lone letter looks like an error. It is not. The ways it goes wrong:
| Written as | Result |
|---|---|
| P.O. Box G | Correct |
| P.O. Box 6 | Not Wallkill’s box |
| P.O. Box C | Not Wallkill’s box |
| Left off entirely | Not the address NYSDOCCS publishes |
Write a capital G, clearly, and keep the full ZIP 12589-0286. The last four digits do not match the letter, and they do not need to.
Two New York state prisons have a Wallkill, NY 12589 address.
| Wallkill | Shawangunk | |
|---|---|---|
| Security | Medium | Maximum |
| Street | 50 McKendrick Road | 200 Quick Road |
| Family mail box | P.O. Box G | P.O. Box 700 |
| ZIP | 12589-0286 | 12589 |
The facility name on the envelope and the box have to agree. A letter for someone at Wallkill with Shawangunk’s box on it goes to the other prison, and nobody carries it across.
A letter with no return address is treated as contraband and is not delivered. That is the department’s own wording and it holds statewide.
Mail at Wallkill is opened and inspected at the prison and then handed over. Your envelope, your handwriting, your paper.
Many New York county jails now route personal mail to a scanning centre and deliver it as an image on a tablet. State prisons do not.
Published by the department and applying statewide.
| Refused | Note |
|---|---|
| Polaroid photographs | The format itself, whatever the picture shows |
| Nude photographs | |
| Postage stamps | Do not enclose stamps for a reply |
| Letters from other people | Third-party mail, with an exception for children |
| Tape, glue or paste | Including on newspaper clippings |
| Cash, checks, money orders | Covered below |
There is also a paper limit: five pages of printed or photocopied material per letter, with newspaper clippings counting one page each. Legal papers for an active case can exceed it only with the Superintendent’s written permission, obtained in advance, and no more than once every four months.
Ordinary printed photographs get through and they are the best thing you can put in an envelope.
Polaroids do not, anywhere in New York, because of the format and not the picture. An instant print has a thick backing that can conceal things, so the category is excluded.
Order prints from a photo service or print them at home on ordinary photo paper, and keep writing on the back to a name and a date.
Nothing financial goes in the envelope. The inspection is looking for exactly that.
Deposits go to the JPay lockbox, PO Box 531190, Miami, Florida 33153, with a JPay deposit slip, capped at $999.99 per money order and free by post. On a visit day the lockbox inside Wallkill takes $50 in cash a day in total.
Families cannot post or carry packages in. Everything arrives directly from an approved vendor by USPS, FedEx or UPS.
The allowance is two non-food packages a year and three food packages a month, food capped at a combined 40 pounds. The department publishes a disapproved vendor list and Directive #4911 carries the detail.
Mail from a lawyer or a court is privileged under Directive #4421, and it is opened in front of the person it is addressed to, not in the mailroom.
A family member cannot send ordinary mail under a legal label. Trying it puts the letter at risk instead of speeding it up.
Wallkill gives each family one weekend day, set by the last name, and the rest of the week belongs to the post and the phone.
Pigeonly prints and sends letters and photos to Wallkill with P.O. Box G, the full ZIP and the DIN already in place, so the lettered box never gets “corrected” into a number on the way out.
6 of 10 questions
P.O. Box G, Wallkill, NY 12589-0286, with the person's full name and DIN on the first line and your return address in the top left corner of the envelope.
Mail & PhotosNo. Wallkill's post box is the letter G, as NYSDOCCS publishes it. Written as a 6 or a C, it is no longer the address NYSDOCCS publishes.
Mail & PhotosNo. Unlike many New York prisons, Wallkill publishes one box, P.O. Box G, and it serves letters to people in custody as well as the prison's own post.
Mail & PhotosThey are separate prisons with Wallkill addresses. Wallkill takes P.O. Box G, ZIP 12589-0286. Shawangunk takes family mail at P.O. Box 700, Wallkill, NY 12589. A letter with the other prison's box goes to the other prison.
Mail & PhotosYes. A letter with no return address is treated as contraband and is not delivered. That is the department's own wording and it applies at every New York state prison.
Mail & PhotosThe actual letter. Mail at Wallkill is opened and inspected at the prison and then handed over on paper. Many New York county jails scan personal mail, but state prisons do not.
Mail & PhotosOrdinary printed photographs, yes. Polaroids are refused throughout New York because of the format, not the image, since the backing can conceal things. Nude photographs are also refused.
Mail & PhotosFive pages of printed or photocopied material per letter, with newspaper clippings counting as a page each. Legal papers for an active case can exceed that only with the Superintendent's written permission in advance.
Mail & PhotosNot yourself. Packages come directly from an approved vendor by USPS, FedEx or UPS. The allowance is two non-food packages a year and three food packages a month, with food capped at 40 pounds combined.
Mail & PhotosYes. Mail from a lawyer or a court is privileged under Directive #4421 and is opened in front of the person it is addressed to. Ordinary family mail cannot be sent under a legal label.
Mail & PhotosThe DIN on the envelope comes from here.
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All information on this page comes directly from official government and facility sources. How we verify information › Last verified September 28, 2026. Official source: doccs.ny.gov/location/wallkill-correctional-facility ›