Where is the William P. Clements Unit?
9601 Spur 591, Amarillo, TX 79107-9606, in Potter County. TDCJ describes the location as east of Amarillo off Loop 335. The facility's own number is (806) 381-7080.
FacilityThe Bill Clements Unit, officially the William P. Clements Unit, is a Texas Department of Criminal Justice (TDCJ) prison east of Amarillo in Potter County, off Loop 335 on Spur 591. It opened in March 1990, holds men across 13 housing units, and TDCJ publishes a capacity of 3,182. Its custody levels run G1 through G5 and include Security Detention and Mental Health, and it is the only unit in Texas that runs PAMIO, the Program for the Aggressive Mentally Ill Inmate. This guide covers the TDCJ locator, the visiting schedule and its weekday video block, the Dallas mail routing, Securus phone setup, and the Inmate Trust Fund.
City
Amarillo
County
Potter County
State
Texas
Facility Type
State Prison
Gender
Male
Capacity
3182
Custody Levels
G1-G5, Security Detention, Mental Health
Operator
TDCJ Correctional Institutions Division
Address
9601 Spur 591, Amarillo, TX 79107-9606
Phone
(806) 381-7080
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Mailing Address
Texas Department of Criminal Justice
[Full First and Last Name] [TDCJ Number]
PO Box 660400
Dallas, TX 75266-0400
Two prisons share one road outside Amarillo. How the statewide locator finds the right one when a record or a letter says Neal.
View ArticleSaturday and Sunday in person, plus a Monday, Wednesday and Friday block that covers video visits only.
View ArticleDeposits key to his TDCJ number and go to Huntsville, and only people already on one of his lists can send them.
View ArticleConfirmed for Clements: the Neal Unit shares the same 592-acre site and the same road, at 9055 Spur 591 against Clements at 9601. TDCJ runs one statewide locator, so if a record or a letter says Neal, search by name to see the current unit, or call the Clements switchboard on (806) 381-7080 to settle it.
See the full breakdownConfirmed for Clements: Contact, Regular and Restricted visits run Saturday and Sunday, 8:00 AM to 5:30 PM. The Video and Tablet row adds Monday, Wednesday and Friday, 1:00 PM to 5:30 PM. Read column by column from TDCJ's Unit Visitation Schedule on September 1, 2026.
See the full breakdownStatewide TDCJ policy: personal mail, cards and photos route through a processing center in Dallas instead of the facility. Legal mail, packages and publisher-direct books are the exceptions. Confirmed for Clements: those exceptions go to 9601 Spur 591, six hundred street numbers up the road from the Neal address.
See the full breakdownStatewide TDCJ policy: only people on his Visitors List or his phone list may deposit, and the money keys to his eight-digit TDCJ number rather than to the unit. Money orders go to the Inmate Trust Fund in Huntsville. Cash and personal checks are returned.
See the full breakdownStatewide TDCJ policy: calls run through Securus Technologies and none connect until the family member registers. Confirmed for Clements: the facility's own number is (806) 381-7080, and Clements is one of only 13 TDCJ units where Securus remote video is available.
See the full breakdown9 of 9 questions
9601 Spur 591, Amarillo, TX 79107-9606, in Potter County. TDCJ describes the location as east of Amarillo off Loop 335. The facility's own number is (806) 381-7080.
FacilityTDCJ publishes a capacity of 3,182 on its unit directory page. The November 2025 PREA audit records a designed capacity of 3,614 and a population of 3,486 on the audit date. Both are official TDCJ figures.
FacilityNot in person. TDCJ's schedule does show Clements with Monday, Wednesday and Friday hours from 1:00 PM to 5:30 PM, but those sit in the Video and Tablet column. Contact, Regular and Restricted visits are Saturday and Sunday only, 8:00 AM to 5:30 PM.
VisitationNeal sits on the same 592 acres as Clements, on the same road, at 9055 Spur 591 against Clements at 9601. TDCJ runs one statewide locator, so search by his name to see the unit he is in now, or call Clements on (806) 381-7080 to confirm where he actually is.
FacilityThe Program for the Aggressive Mentally Ill Inmate. TDCJ's health care policy describes it as a structured cognitive-behavioral program for aggressive mentally ill inmates in Restrictive Housing and G5 custody, aimed at moving them to a less restrictive housing assignment. Clements is the only TDCJ unit that runs it.
FacilityNot to Amarillo. Personal letters, cards and photos go to the Texas Department of Criminal Justice, [Full First and Last Name] [TDCJ Number], PO Box 660400, Dallas, TX 75266-0400. Mail missing the full commitment name or the TDCJ number is returned to sender.
Mail & LettersTDCJ lists ambulatory medical, dental and mental health services, a 17-bed infirmary with two mental health crisis management rooms, a telemedicine center, a chronic care clinic, a specialty clinic for oral surgery, and housing that accommodates CPAP machines. Care is available 24 hours and all services sit on a single level. Texas Tech manages it.
FacilityNo facility-specific handbook exists for Clements, and TDCJ publishes no per-unit handbooks at all. The statewide documents are the General Information Guide for Families of Inmates and the I-218 visitation rules, both current. TDCJ's Offender Orientation Handbook is still dated February 2017, so treat it with care.
FacilityWindham School District runs the campus and reports 864 participants in the 2024-2025 school year, with 24 high school equivalency certificates awarded and 110 industry certificates earned. Its current career and technical courses are Automotive Specialization Fundamentals, Introduction to Culinary Arts, Culinary Arts, Construction Fundamentals, OSHA Construction, Finished Carpentry CNC, and HVAC Maintenance Technician.
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All information on this page comes directly from official government and facility sources. How we verify information › Last verified September 1, 2026. Official source: tdcj.texas.gov/unit_directory/bc.html ›