Colorado State Penitentiary
Colorado State Penitentiary
State PenitentiaryMailing Address
[Inmate / Resident Full Name] — [ID if known]
Colorado State Penitentiary
P.O. Box 777, Cañon City, CO 81215
Colorado State Penitentiary
P.O. Box 777, Cañon City, CO 81215
Physical Address
Cañon City, CO 81215
Governing Agency
Colorado Department of Corrections
Inmate ID
CDOC Number — Required
Last Verified
September 29, 2026
Facility Mailing and Service Information
Colorado DOC correspondence is subject to current departmental and facility-specific mail rules.
Source: Official sourceLast verified: September 29, 2026
Verify current Colorado DOC photograph/content restrictions before sending photographs.
Source: Official sourceLast verified: September 29, 2026
Verify current Colorado DOC publication/package rules before sending books or packages.
Source: Official sourceLast verified: September 29, 2026
Use Colorado DOC-approved deposit methods; do not include cash in ordinary correspondence.
Source: Official sourceLast verified: September 29, 2026
Verify current Colorado DOC visitor approval and facility-specific visitation schedule before travel.
Source: Official sourceLast verified: September 29, 2026
How to Address Your Letter
Use the incarcerated person's full legal name and CDOC number. Send correspondence to the current facility mailing address and include a complete sender return address.
About Colorado State Penitentiary
Colorado State Penitentiary is a Colorado Department of Corrections facility active in the current state correctional system.