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

Drug Testing Locations in Williamstown, PA

With 39 testing centers in the Williamstown 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

39 Drug-Testing Centers in Williamstown

Same-Day Electronic Donor Pass Accepted at All Locations Below

Minutes Away, Test Today

323 Trevorton Rd

14.30 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
323 Trevorton Rd
Shamokin, PA 17872

21 W Independence St

14.92 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-12:30 PM & 1:00 PM-4:00 PM✓ Walk-in with Electronic Donor Pass
21 W Independence St
Shamokin, PA 17872

521 N Franklin St

15.02 mi
🕑 Testing Hours: Mon–Fri: 8:30 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
521 N Franklin St
Shamokin, PA 17872

4200 Hospital Rd

15.79 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-8:00 PM✓ Walk-in with Electronic Donor Pass
4200 Hospital Rd
Coal Township, PA 17866

2168 Cloverfield Dr

17.15 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-11:00 AM & 1:00 PM-3:00 PM✓ Walk-in with Electronic Donor Pass
2168 Cloverfield Dr
Lebanon, PA 17046

1000 Evelyn Dr

17.67 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-2:00 PM✓ Walk-in with Electronic Donor Pass
1000 Evelyn Dr
Millersburg, PA 17061

Rt 422 West,

19.00 mi
🕑 Testing Hours: Mon–Fri: 6:00 AM-11:30 AM & 12:00 PM-2:00 PM✓ Walk-in with Electronic Donor Pass
Rt 422 West,
Lebanon, PA 17042

870 Gordon Nagle Trail Ste 101

19.00 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-8:00 PM • Sat:,Sun: 9:00 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
870 Gordon Nagle Trail Ste 101
Pottsville, PA 17801

615 Cumberland St

19.54 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-4:30 PM✓ Walk-in with Electronic Donor Pass
615 Cumberland St
Lebanon, PA 17042

1010 W Crestview Dr

20.69 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1010 W Crestview Dr
Lebanon, PA 17042

1597 N Susquehanna Trl

20.98 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1597 N Susquehanna Trl
Selinsgrove, PA 17870

330 N 12th St

21.16 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-8:00 PM • Sat:,Sun: 9:00 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
330 N 12th St
Sunbury, PA 17801

249 N 11th St

21.22 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-8:00 PM • Sat:,Sun: 9:00 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
249 N 11th St
Sunbury, PA 17801

350 N 11th St

21.22 mi
🕑 Testing Hours: Mon–Fri: 9:00 AM-6:00 PM✓ Walk-in with Electronic Donor Pass
350 N 11th St
Sunbury, PA 17801

4813 Jonestown Rd Ste 104

21.52 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4813 Jonestown Rd Ste 104
Harrisburg, PA 17109

4813 Jonestown Rd Ste 107

21.55 mi
🕑 Testing Hours: Mon–Fri: 10:00 AM-2:00 PM✓ Walk-in with Electronic Donor Pass
4813 Jonestown Rd Ste 107
Harrisburg, PA 17109

935 Route 522

21.68 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-4:30 PM✓ Walk-in with Electronic Donor Pass
935 Route 522
Selinsgrove, PA 17870

2021 Linglestown Rd,

21.81 mi
🕑 Testing Hours: Mon–Fri: 6:30 AM-3:20 PM • Sat: 7:00 AM-12:20 PM✓ Walk-in with Electronic Donor Pass
2021 Linglestown Rd,
Harrisburg, PA 17110

1851 W End Ave,

22.04 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1851 W End Ave,
Pottsville, PA 17901

199 S 4th St At 399 Walnut St

22.17 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
199 S 4th St At 399 Walnut St
Lebanon, PA 17042

725 E Lincoln Ave,

22.31 mi
🕑 Testing Hours: Mon–Fri: 6:30 AM-1:30 PM • Sat: 7:00 AM-10:30 AM✓ Walk-in with Electronic Donor Pass
725 E Lincoln Ave,
Myerstown, PA 17067

4824 Londonderry Rd,

22.74 mi
🕑 Testing Hours: Mon–Fri: 6:00 AM-3:00 PM✓ Walk-in with Electronic Donor Pass
4824 Londonderry Rd,
Harrisburg, PA 17109

8170 Adams Dr Ste 100 Ste 100

22.79 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
8170 Adams Dr Ste 100 Ste 100
Hummelstown, PA 17036

5 Capital Dr Ste 101

22.98 mi
🕑 Testing Hours: Mon–Sat: 8:00 AM-6:00 PM✓ Walk-in with Electronic Donor Pass
5 Capital Dr Ste 101
Harrisburg, PA 17110

4200 Union Deposit Rd Ste G

23.33 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-4:30 PM✓ Walk-in with Electronic Donor Pass
4200 Union Deposit Rd Ste G
Harrisburg, PA 17111

6301 Grayson Rd Spc 9

23.56 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
6301 Grayson Rd Spc 9
Harrisburg, PA 17111

420 S Jackson St

23.59 mi
🕑 Testing Hours: M-Sun: 8:00 AM-8:00 PM✓ Walk-in with Electronic Donor Pass
420 S Jackson St
Pottsville, PA 17901

44 East Ave

23.69 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-12:00 PM✓ Walk-in with Electronic Donor Pass
44 East Ave
Strausstown, PA 19559

73 Coal St

24.92 mi
🕑 Testing Hours: Mon–Fri: 6:30 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
73 Coal St
Port Carbon, PA 17965

900 Eisenhower Blvd Ste C

25.48 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-3:30 PM✓ Walk-in with Electronic Donor Pass
900 Eisenhower Blvd Ste C
Harrisburg, PA 17111

K. Palaiologoy 26

25.48 mi
🕑 Testing Hours: M-Th 9:00 AM-5:00 PM • F 9:00 AM-12:00 PM✓ Walk-in with Electronic Donor Pass
K. Palaiologoy 26
N. Smyrni, GA 17121

1515 Bridge St

27.44 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-3:00 PM✓ Walk-in with Electronic Donor Pass
1515 Bridge St
New Cumberland, PA 17070

1120 Centre Tpke

27.78 mi
🕑 Testing Hours: Mon–Sat: 8:00 AM-8:00 PM • Sun: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
1120 Centre Tpke
Orwigsburg, PA 17961

530 Montour Blvd

27.92 mi
🕑 Testing Hours: M,W,F 8:00 AM-6:00 PM✓ Walk-in with Electronic Donor Pass
530 Montour Blvd
Bloomsburg, PA 17815

645 N Mount Joy St

28.79 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
645 N Mount Joy St
Elizabethtown, PA 17022

3314 Market St Ste 205

28.87 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3314 Market St Ste 205
Camp Hill, PA 17011

3401 Hartzdale Dr,

29.51 mi
🕑 Testing Hours: Mon–Fri: 6:30 AM-5:00 PM • Sat: 7:00 AM-1:00 PM✓ Walk-in with Electronic Donor Pass
3401 Hartzdale Dr,
Camp Hill, PA 17011

130 Buffalo Rd Ste 104

30.33 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
130 Buffalo Rd Ste 104
Lewisburg, PA 17837

6108 Carlisle Pike

30.51 mi
🕑 Testing Hours: Mon–Fri: 7:30 AM-3:30 PM • Sat: 7:30 AM-1:00 PM✓ Walk-in with Electronic Donor Pass
6108 Carlisle Pike
Mechanicsburg, PA 17050

Employment, DOT, Court Ordered, Probation, Family

Offering a full range of drug and alcohol testing, Accredited Drug Testing operates 39 testing facilities around Williamstown, PA. We administer both DOT and non-DOT urine tests, breath alcohol screenings, EtG testing, and hair tests to meet the needs of individuals, employers, and legal purposes. In the Williamstown region, we deliver quick result testing and SAMSA certified lab analyses. Most locations offer same-day services and are conveniently located near your home or workplace. Our additional services include Occupational Health Testing, Clinical Testing, and Background Checks.

To schedule a test, call (800) 221-4291 or register online. Choose the test you need and select a location close to you. Testing is available for personal use, for your employees, or any other person, with a fast and simple scheduling process. Contact our scheduling team, or set up your test online any time—day or night. Our efficient, easy-to-navigate system makes arranging drug testing in the Williamstown area seamless.

* 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 Williamstown, PA

1

Order Online or Call

Select your test & search nearby Williamstown 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.

Williamstown, PA Drug Testing

Drug Testing Services Available at Our Williamstown, PA Labs:

At our Williamstown 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 Williamstown

SAMHSA Certified • MRO Verified

Accredited Drug Testing provides employer and individual screening in Williamstown, 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 Williamstown 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 Williamstown, 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 Williamstown 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 Williamstown, PA

Minutes Away, Same-Day Donor Pass

Accredited Drug Testing operates collection centers strategically positioned throughout Williamstown 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 Williamstown Neighborhoods Covered:

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

Major Employment & Commercial Hubs Served:

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

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

Surrounding Areas Served Near Williamstown

Tower City • Wiconsico • Wiconisco • Lykens • Orwin • Reinerton • Reinerton-orwin-muir • Muir

Williamstown, 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 Williamstown.

Test Type & Local Panel Detection Window Common Use Cases in Williamstown Turnaround Time
5-Panel Urine Screen in Williamstown →
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 Williamstown →
Adds Benzodiazepines, Barbiturates, Methadone, Propoxyphene
1 to 7 Days Healthcare Staffing, Corporate Policies & Court Orders 24 to 48 Hours
Hair Follicle Drug Test in Williamstown →
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 Williamstown →
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 Williamstown →
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 Williamstown →
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 Williamstown, 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 Williamstown.

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 Williamstown facility or job site for groups of 25+ employees.

Local Testing Resource Network

More Drug & Alcohol Testing Options in Williamstown, PA

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

Williamstown Drug Testing

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

Williamstown DOT Drug Testing

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

Williamstown DNA Testing

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

Williamstown Industry Training

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

Williamstown Hair Drug Testing

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

Williamstown Alcohol Testing

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

Williamstown Drug Testing Services

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

Williamstown 5 Panel Drug Test

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

Williamstown 10 Panel Drug Test

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

Williamstown On Site Drug Testing

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

Williamstown DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Williamstown, 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 39 certified collection sites in the Williamstown area, offering urine, hair follicle, breath alcohol, and DOT testing.
While walk-ins are welcome with an electronic donor pass at collection sites across Williamstown, 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

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

Super helpful and courteous

I've had to use this service twice for out of state physicians we've hired and both times it was super easy. Both customer service reps I spoke with were super helpful and courteous. I won't hesitate to use their service again if needed.

Alicia Rau - 6/19/2024

Sweet and helpful

Trish was amazing and got me through the sytem very fast and swift. I had a hard time hearing her a couple of times, but she was super sweet and helpful throughout the process. Highly recommend her!

Sophia Schutze - 6/19/2024

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

test was quick and easy

Company New Hire Employee Process for DOT Drug test was quick and easy. No need to make appt. All employee had to do is show prepaid qr code I sent to employee show ID and was set. Would Recommend.

Maria Lopez - 11/19/2024

Polite

I ran into a situation because the Guthrie had closed and I had to go to well care and they were right on it. I had no problems when I called to get connected with welcare everything worked out and I didn't even have to wait.they were polite and talked with the receptionist for me once I got them on the phone.

Sayre - 8/19/2024

Fast service and friendly staff!

Fast service and friendly staff! Could not recommend enough for drug testing services.

Habib Malik - 4/12/2025

Had very fast and good service

Had very fast and good service, was able to get an appointment same day with the nearest facility. My questions were answered thoroughly but quick. Definitely recommend

Jacob Matzke - 11/19/2024

Hassle Free Experience

It was easy to make the arrangements to get to someone in regards to renewing my DOT medical certificate. They took care of everything over the phone which made my experience hassle free. I will definitely be using them again and you should too.

Jim Raymond - 10/18/2024

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


(800) 221-4291