✓ Same-Day Walk-Ins Welcome ✓ Digital Donor Pass in Minutes ✓ No Doctor Order Required ✓ SAMHSA-Certified Labs

Drug Testing Locations in Clarence, PA

With 34 testing centers in the Clarence area, we offer drug and alcohol testing for employment, probation and DOT requirements. Additional services include DOT consortium enrollment, DNA Testing and background checks. Order your tests and services online or call (800) 221-4291.

Urine (5, 10, 12, 14-Panel) Hair Follicle (90-Day) DOT Drug & Alcohol Court & Probation Oral Fluid / Saliva EtG Alcohol
🕑 Collection Site Hours: Monday – Friday: 8:00 AM – 4:00 PM • ✓ Walk-in with Electronic Donor Pass • Saturday – Sunday: Closed

34 Drug-Testing Centers in Clarence

Same-Day Electronic Donor Pass Accepted at All Locations Below

Minutes Away, Test Today

210 Medical Center Dr

16.70 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
210 Medical Center Dr
Philipsburg, PA 16866

1613 N Atherton St Ste B

16.88 mi
🕑 Testing Hours: M,Th 6:00 AM-6:00 PM • T,Sat: 6:00 AM-1:00 PM✓ Walk-in with Electronic Donor Pass
1613 N Atherton St Ste B
State College, PA 16803

2615 E College Ave

17.08 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
2615 E College Ave
State College, PA 16801

1850 E Park Ave Ste 302

17.46 mi
🕑 Testing Hours: Mon–Fri: 9:30 AM-1:00 PM & 2:30 PM-6:00 PM✓ Walk-in with Electronic Donor Pass
1850 E Park Ave Ste 302
State College, PA 16803

1850 E Park Ave

17.46 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1850 E Park Ave
State College, PA 16803

407 Student Health Ctr Penn State University

17.72 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
407 Student Health Ctr Penn State University
University Park, PA 16802

111 Sowers St Ste 300

18.09 mi
🕑 Testing Hours: Mon–Fri: 10:00 AM-2:00 PM✓ Walk-in with Electronic Donor Pass
111 Sowers St Ste 300
State College, PA 16801

805 S Atherton St

18.92 mi
🕑 Testing Hours: Mon–Fri: 6:30 AM-3:30 PM • Sat: 6:00 AM-11:30 AM✓ Walk-in with Electronic Donor Pass
805 S Atherton St
State College, PA 16801

101 Drift Rock Dr

25.02 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-6:00 PM✓ Walk-in with Electronic Donor Pass
101 Drift Rock Dr
Clearfield, PA 16830

610 High St

25.69 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
610 High St
Lock Haven, PA 17745

24 Cree Dr

25.76 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
24 Cree Dr
Lock Haven, PA 17745

955 Bellefonte Ave

25.88 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
955 Bellefonte Ave
Lock Haven, PA 17745

807 Doctors Dr

26.03 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
807 Doctors Dr
Clearfield, PA 16830

809 Turnpike Ave

26.07 mi
🕑 Testing Hours: Mon–Sat: 8:00 AM-8:00 PM • Sun: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
809 Turnpike Ave
Clearfield, PA 16830

Po Box 334 Route 220

26.51 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-3:00 PM✓ Walk-in with Electronic Donor Pass
Po Box 334 Route 220
Tipton, PA 16684

5 W Main St

26.87 mi
🕑 Testing Hours: Mon–Fri: 9:00 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
5 W Main St
Lock Haven, PA 17745

220 Woodward Ave Ste 3

28.13 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-3:30 PM✓ Walk-in with Electronic Donor Pass
220 Woodward Ave Ste 3
Lock Haven, PA 17745

187 Hospital Dr

30.34 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
187 Hospital Dr
Tyrone, PA 16686

301 Filbert St

30.50 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
301 Filbert St
Curwensville, PA 16833

560 Mcelhattan Dr

31.74 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-6:00 PM✓ Walk-in with Electronic Donor Pass
560 Mcelhattan Dr
Mcelhattan, PA 17748

27 Sandy Lane Suite 250

35.81 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
27 Sandy Lane Suite 250
Lewistown, PA 17044

288 Sizerville Rd

36.70 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-4:30 PM • Sat: 8:00 AM-12:00 PM✓ Walk-in with Electronic Donor Pass
288 Sizerville Rd
Emporium, PA 15834

1020 Thompson St

37.01 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
1020 Thompson St
Jersey Shore, PA 17740

27 Sandy Ln Ste 250

37.87 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
27 Sandy Ln Ste 250
Lewistown, PA 17044

7561 Lake Raystown Shopping Ctr

39.58 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
7561 Lake Raystown Shopping Ctr
Huntingdon, PA 16652

20 Industrial Dr

41.32 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
20 Industrial Dr
Dubois, PA 15801

763 Johnsonburg Rd

41.62 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
763 Johnsonburg Rd
Saint Marys, PA 15857

655 E Dubois Ave

41.76 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
655 E Dubois Ave
Dubois, PA 15801

200 N 4th Ave

42.19 mi
🕑 Testing Hours: Mon–Fri: 9:00 AM-3:00 PM✓ Walk-in with Electronic Donor Pass
200 N 4th Ave
Altoona, PA 16601

33 Beaver Dr Ste 4

42.27 mi
🕑 Testing Hours: Mon–Fri: 9:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
33 Beaver Dr Ste 4
Du Bois, PA 15801

615 Howard Ave 1st Fl

43.39 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
615 Howard Ave 1st Fl
Altoona, PA 16601

620 Howard Ave

43.40 mi
🕑 Testing Hours: Mon–Fri: 7:30 AM-2:00 PM✓ Walk-in with Electronic Donor Pass
620 Howard Ave
Altoona, PA 16601

1516 9th Ave

44.12 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1516 9th Ave
Altoona, PA 16602

1600 Valley View Blvd

44.32 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
1600 Valley View Blvd
Altoona, PA 16602

Employment, DOT, Court Ordered, Probation, Family

Accredited Drug Testing provides a wide array of drug and alcohol testing services at 34 testing facilities around Clarence, Pennsylvania. Our services include DOT and non-DOT urine testing, breath alcohol analysis, EtG alcohol screening, and hair testing for personal, workplace, and legal purposes. In Clarence, PA, we offer rapid test results and SAMSA certified lab evaluations with same-day service options, with most testing centers conveniently located near your home or office. Additional services we provide encompass Occupational Health Testing, Clinical Testing, and Background Checks.

Contact us at (800) 221-4291 or register online. Choose the desired test and select a nearby location—testing services are available for individuals, employees, or others. Scheduling is straightforward; connect with our scheduling team or use our online system anytime. Our efficient process ensures that you can organize drug testing near Clarence with ease.

* You must register by phone or online to receive your donor pass/registration prior to proceeding to the testing center. You must bring a valid government issued ID along with the registration/barcode number which was sent to you by email.

When you're searching for drug testing near me or drug testing locations, we provide a simple and convenient process to find a drug and alcohol testing location near you that is certified to provide all of your drug and alcohol testing needs.

How the Drug Testing Process Works in Clarence, PA

1

Order Online or Call

Select your test & search nearby Clarence collection sites.

2

Get Donor Pass

Receive your donor pass by email or SMS immediately.

3

Visit Collection Center

Walk in with donor pass & photo ID. No appointment needed.

4

Fast Results

Secure results delivered confidentially in 24-48 hours.

Clarence, PA Drug Testing

Drug Testing Services Available at Our Clarence, PA Labs:

At our Clarence drug testing collection sites, Accredited Drug Testing provides one of the widest selections of drug and alcohol testing services available. Whether you're an employer, attorney, court, or private individual, we offer both DOT and non-DOT testing options—ranging from rapid tests to comprehensive lab-based screenings—capable of detecting nearly any substance.

Mobile/On-Site Drug Testing

If you're an employer needing to test 25 or more employees and looking to save time and money, we offer mobile on-site drug testing where we come to you. Call us today for more information.

Official Legal & Regulatory Framework

Pennsylvania Drug Testing Laws & Compliance in Clarence

SAMHSA Certified • MRO Verified

Accredited Drug Testing provides employer and individual screening in Clarence, PA adhering strictly to 43 P.S. § 951 et seq., federal DOT 49 CFR Part 40 guidelines, and certified SAMHSA laboratory chain-of-custody standards.

Statutory Citation
43 P.S. § 951 et seq.
Medical Marijuana
Legal (Medical)
Recreational Cannabis
Prohibited
Workplace Rights
Zero-Tolerance Protected

Pennsylvania law supports employer zero-tolerance workplace drug policies, allowing pre-employment, safety-sensitive, and reasonable suspicion testing programs.

Under 43 P.S. § 951 et seq., employers in Clarence may institute comprehensive drug-free workplace programs including:

  • Pre-Employment Screening: Conditional job offer testing for all applicants.
  • Reasonable Suspicion Testing: Objective, documented behavioral signs of impairment.
  • Post-Accident Testing: Mandatory screening following workplace injuries or property damage.
  • Random Testing: Unannounced selection for safety-sensitive roles and machinery operators.
  • Workers' Comp Incentives: Verified testing programs provide premium discounts on state workers' compensation insurance policies.

While cannabis statutes continue evolving across the United States (Medical: Legal (Medical); Recreational: Prohibited in Pennsylvania), employers retain the legal prerogative to prohibit substance impairment on job premises, during operational shifts, and while operating company vehicles.

Federal regulations, Department of Transportation (DOT) mandates, and safety-sensitive positions strictly prohibit marijuana use regardless of state cannabis status. ADT provides both standard THC screening and non-THC customized drug panels for private employers wishing to adapt to state-specific hiring preferences.

For commercial drivers, maritime operators, aviation crews, and transit personnel operating in Clarence, all testing follows rigorous Department of Transportation (DOT) standards governed by 49 CFR Part 40:

  • Federal 5-Panel Regulated Urine Screen: Tested for Marijuana, Cocaine, Amphetamines/Methamphetamines, Opioids (Codeine, Morphine, Heroin, Hydrocodone, Hydromorphone, Oxycodone, Oxymorphone), and PCP.
  • SAMHSA Accredited Laboratories: Zero compromise on testing accuracy with gas chromatography/mass spectrometry (GC/MS) confirmation.
  • Medical Review Officer (MRO): Every non-negative specimen is reviewed by a licensed physician MRO before reporting.
  • FMCSA Clearinghouse Reporting: Real-time reporting of verified positive tests and refusals to test into the federal driver clearinghouse database.

Accredited Drug Testing provides legally admissible drug and alcohol screening for county court dockets, child custody hearings, probation requirements, and pretrial diversion programs throughout Clarence and Pennsylvania.

All specimens undergo observed or witnessed collection procedures when ordered by the court, accompanied by rigorous Federal Chain of Custody Forms (CCF). Turnaround time is rapid, and official certificates of analysis can be forwarded directly to your attorney, court case officer, or probation supervisor upon release.

Hyper-Local Proximity Coverage

Neighborhoods & Service Districts in Clarence, PA

Minutes Away, Same-Day Donor Pass

Accredited Drug Testing operates collection centers strategically positioned throughout Clarence to ensure fast donor access with minimal drive times. Walk-ins are welcomed with an immediate electronic donor pass across all major neighborhoods and transit corridors:

Key Clarence Neighborhoods Covered:

● Downtown Clarence ● Central Business District ● North Clarence Commercial Corridor ● South Clarence Industrial Park ● East Clarence Metro Area ● West Clarence Trade Center ● Medical & Healthcare District ● Airport / Logistics Corridor

Major Employment & Commercial Hubs Served:

Clarence Main Street Commercial District • Clarence Regional Trade Center • County Industrial Parkway • Metro Healthcare & Occupational Medical Corridor

Located anywhere in Clarence? Receive your electronic pass in under 5 minutes.
Order Test Online →

Surrounding Areas Served Near Clarence

Snow Shoe • Grassflat • Karthaus • Unionville • Orviston • Milesburg • Moshannon • Kylertown

Clarence, PA Drug & Alcohol Test Panels & Detection Windows

Select a test panel below to review specific drug compounds screened, detection timeframes, and instant electronic pass registration in Clarence.

Test Type & Local Panel Detection Window Common Use Cases in Clarence Turnaround Time
5-Panel Urine Screen in Clarence →
THC, Cocaine, Basic Opiates, Amphetamines, PCP
1 to 5 Days Pre-Employment, Workplace Safety & Non-DOT Randoms 24 to 48 Hours
10-Panel Urine Screen in Clarence →
Adds Benzodiazepines, Barbiturates, Methadone, Propoxyphene
1 to 7 Days Healthcare Staffing, Corporate Policies & Court Orders 24 to 48 Hours
Hair Follicle Drug Test in Clarence →
Long-term historical pattern analysis (90-day window)
Up to 90 Days Child Custody, Legal Defense & Executive Screening 3 to 5 Business Days
DOT Drug & Alcohol Test in Clarence →
49 CFR Part 40 compliant with CCF & MRO verification
1 to 5 Days FMCSA, FAA, FRA, FTA, USCG Regulated Drivers & Crew 24 to 48 Hours
ETG & Breath Alcohol in Clarence →
Evidential breath testing or 80-hour urine EtG metabolite
Breath: 0–12 Hrs
EtG: Up to 80 Hrs
Zero-Tolerance Workplace, Post-Accident & Probation Immediate to 48 Hours
DOT Physical Exam in Clarence →
FMCSA NRCME certified medical examiner card (Form MCSA-5876)
1 to 2 Year Card Commercial Driver License (CDL) Medical Certification Same-Day Medical Card
Full-Service Testing Solutions

Occupational Health & Specialized Screening in Clarence, PA

Beyond standard urine screening, Accredited Drug Testing delivers end-to-end occupational medical solutions, DOT credentialing, court-admissible forensic testing, and employer background compliance.

NRCME Certified

DOT Physicals & Medical Cards

FMCSA-compliant examinations conducted by certified medical examiners. Instant driver medical certificate renewal across Clarence.

AABB Accredited

Court Legal DNA & Paternity

100% court-admissible legal paternity, maternity, sibling, and grandparentage testing with strict chain of custody for family court.

FCRA Compliant

Background Checks & MVR

Comprehensive pre-employment screening, nationwide criminal history searches, and Motor Vehicle Records (MVR) for driver compliance.

Long Detection Window

90-Day Hair Follicle Drug Test

Tamper-resistant 90-day historical substance screening. Preferred by family courts, custody attorneys, and zero-tolerance employers.

Instant & Lab Confirmed

Breath Alcohol & 80-Hr EtG

Evidential breath alcohol testing (BAT) and 80-hour EtG urine/hair metabolite analysis for probation monitoring and workplace safety.

We Come to You

Mobile On-Site Group Testing

Certified mobile collection technicians dispatched directly to your Clarence facility or job site for groups of 25+ employees.

Local Testing Resource Network

More Drug & Alcohol Testing Options in Clarence, PA

Need immediate walk-in service in Clarence? View our Walk-In Drug Testing Near Me in Clarence, PA facility guide or order an instant electronic donor pass online.

Clarence Drug Testing

Quickly find trusted local drug testing centers in Clarence, PA — fast, convenient, and reliable every time!

Clarence DOT Drug Testing

Quickly find a local DOT drug testing center in Clarence, PA — fast, reliable, convenient nationwide service!

Clarence DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around Clarence, PA.

Clarence Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Clarence, PA.v

Clarence Hair Drug Testing

Get fast, accurate hair drug testing at our convenient Clarence, PA locations—results you can trust, every time!

Clarence Alcohol Testing

Fast, reliable alcohol testing to keep your workplace safe and compliant every single day in Clarence, PA.

Clarence Drug Testing Services

Reliable nationwide drug testing services ensuring accuracy, compliance, and quick results for businesses and individuals in Clarence, PA.

Clarence 5 Panel Drug Test

Accurate 5 panel drug testing with fast, confidential results—trusted by Clarence, PA employers and individuals nationwide.

Clarence 10 Panel Drug Test

Comprehensive 10 panel drug testing with fast, reliable results—trusted for Clarence, PA workplace and personal testing needs.

Clarence On Site Drug Testing

Convenient on-site mobile drug testing with fast, reliable results—saving time while keeping your Clarence, PA workplace compliant.

Clarence DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Clarence, PA drivers compliant and on the road with confidence.

DOT Consortium

Join our DOT consortium for hassle-free compliance, random testing management, and reliable driver safety solutions.


Frequently Asked Questions

In Pennsylvania, workplace drug testing is governed by statutory guidelines under 43 P.S. § 951 et seq.. Private employers generally operate under a Pennsylvania Medical Marijuana Act (35 P.S. § 10231.2103), permitting pre-employment, random, post-accident, and reasonable suspicion testing.
Yes. Employers in Pennsylvania who implement a certified Drug-Free Workplace Program in compliance with 43 P.S. § 951 et seq. can qualify for insurance premium discounts and enhanced legal protections during workers' compensation claims.
Under Pennsylvania state law compliance standards, state statutes prohibits discrimination against certified medical marijuana cardholders. Safety-sensitive positions, DOT-regulated roles, and federal contract compliance remain strictly zero-tolerance across all jurisdictions.
Accredited Drug Testing provides access to 34 certified collection sites in the Clarence area, offering urine, hair follicle, breath alcohol, and DOT testing.
While walk-ins are welcome with an electronic donor pass at collection sites across Clarence, registering your test online or calling (800) 221-4291 prior to visiting guarantees rapid priority specimen collection with an instant barcode pass.
Negative drug and alcohol test results are typically released within 24 to 48 hours of specimen processing. Any non-negative screenings undergo confirmatory GC/MS or LC/MS testing and licensed Medical Review Officer (MRO) verification within 3 to 5 business days.

Customer Reviews

Fast and easy

It was fast and easy a pleasure to talk to the customer service people great service

Peter Villegas - 1/19/2025

Quick, knowledgeable and courteous

Quick, knowledgeable and courteous Janelle worked diligently to support me. I am recommending their services to anyone looking.

Greensboro Joseph - 11/19/2024

I love the customer service

I love the customer service. The lady was patient enough to help me book my appointment with ease and ensuring I get the location that's best for me. Keep up the good work!

Elizabeth Chiaka - 9/19/2024

Smooth and Seamless

I use their service for new hire and DOT employee's. Spoke with Taisha Walker this morning, and she was very helpful. She made the process smooth and seamless.

Christina Galdos - 3/9/2025

Excellent service!

Excellent service! Trish went above and beyond to find me a testing site as close to my home as possible. Results were faster than expected, as well. Thanks for your help, Trish and Accredited!

Es Hache - 4/13/2025

Accredited has been wonderful to work with!

Accredited has been wonderful to work with! My court ordered tests are on a very strange schedule but every time I call, they are quick to schedule me and are always able to find a location that works for where I’m at and when! Thank you for making this rather undesirable situation less stressful and efficient.

Madison Sanderford - 8/19/2024

Very easy to get scheduled

Very easy to get scheduled and easy process once checked in and the staff were all extremely friendly! I would recommend this company!

Ronickia Moore - 11/19/2024

Super Helpful

Detricia was super helpful in making sure that the drug test is sent my worker for was the right one I needed for my company to be compliant with my customers drug test requirements.

Kevin Howell - 12/19/2024

Reception is kind and helpful

Reception is kind and helpful , everything quick and simple , best urgent care

Yusuf Narmuradov - 11/19/2024

Kind and very helpful

Called around for hours and posted from company to person and got nowhere and had to fight to get a refund die to there miss information, well save time and sanity Acredited is the ONLY place the person was kind and very helpful, said what I needed and Faith the lady I dealt with made it simple and she did above and beyond everything I needed, as I'm going through a devorse this was a great help and made my day 100 stars from me.

Steven Harrison - 12/19/2024


(800) 221-4291