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

Drug Testing Locations in Williamsport, MD

With 35 testing centers in the Williamsport 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

35 Drug-Testing Centers in Williamsport

Same-Day Electronic Donor Pass Accepted at All Locations Below

Minutes Away, Test Today

307 E Potomac St Rt 11

1.40 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
307 E Potomac St Rt 11
Williamsport, MD 21795

10715 Downsville Pike

3.59 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
10715 Downsville Pike
Hagerstown, MD 21740

1075 Sherman Ave Ste E

4.66 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1075 Sherman Ave Ste E
Hagerstown, MD 21740

332 Mill St

5.90 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
332 Mill St
Hagerstown, MD 21740

338 Mill St

5.91 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
338 Mill St
Hagerstown, MD 21740

1741 Dual Hwy Ste A

6.92 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1741 Dual Hwy Ste A
Hagerstown, MD 21740

1826 Dual Hwy

6.96 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1826 Dual Hwy
Hagerstown, MD 21740

11110 Medical Campus Rd Ste 145

7.67 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
11110 Medical Campus Rd Ste 145
Hagerstown, MD 21742

13424 Pennsylvania Ave Ste 103

7.79 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
13424 Pennsylvania Ave Ste 103
Hagerstown, MD 21742

19426 Leitersburg Pike

7.92 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
19426 Leitersburg Pike
Hagerstown, MD 21742

319 B Lutz Ave

8.94 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
319 B Lutz Ave
Martinsburg, WV 25404

On-site Only

9.14 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
On-site Only
Boonsboro, MD 21713

97 Administrative Dr

11.03 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
97 Administrative Dr
Martinsburg, WV 25404

1355 Edwin Miller Blvd Ste A

11.07 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1355 Edwin Miller Blvd Ste A
Martinsburg, WV 25404

315 Rock Cliff Dr,

11.89 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
315 Rock Cliff Dr,
Martinsburg, WV 25401

651 Foxcroft Ave

13.00 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
651 Foxcroft Ave
Martinsburg, WV 25401

83 Retail Commons Pkwy

13.38 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
83 Retail Commons Pkwy
Martinsburg, WV 25403

50 Eastern Ave Ste 145

13.96 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
50 Eastern Ave Ste 145
Greencastle, PA 17225

501 E Main St

16.82 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-12:30 PM✓ Walk-in with Electronic Donor Pass
501 E Main St
Waynesboro, PA 17268

626 E Main St,

16.85 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-11:30 AM & 12:00 PM-2:00 PM✓ Walk-in with Electronic Donor Pass
626 E Main St,
Waynesboro, PA 17268

2105 E Main St

17.10 mi
🕑 Testing Hours: Mon–Fri: 10:00 AM-2:30 PM • Sat: 8:00 AM-11:00 AM✓ Walk-in with Electronic Donor Pass
2105 E Main St
Waynesboro, PA 17268

84 Somerset Blvd

20.96 mi
🕑 Testing Hours: Mon–Fri: 8:30 AM-4:15 PM✓ Walk-in with Electronic Donor Pass
84 Somerset Blvd
Charles Town, WV 25414

300 S Preston St

21.13 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
300 S Preston St
Ranson, WV 25438

300 Preston St

21.40 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
300 Preston St
Charles Town, WV 25414

261 Berkmore Pl Ste 1a

21.65 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
261 Berkmore Pl Ste 1a
Berkeley Springs, WV 25411

1610 Orchard Dr

23.11 mi
🕑 Testing Hours: M-Sun: 8:00 AM-8:00 PM✓ Walk-in with Electronic Donor Pass
1610 Orchard Dr
Chambersburg, PA 17201

141 Thomas Johnson Dr Ste 100

24.52 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
141 Thomas Johnson Dr Ste 100
Frederick, MD 21702

1560 Opossumtown Pike Ste A-22,

24.65 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1560 Opossumtown Pike Ste A-22,
Frederick, MD 21702

144 S 8th St,

24.65 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
144 S 8th St,
Chambersburg, PA 17201

1048 Lincoln Way E Ste 101

24.69 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-4:30 PM✓ Walk-in with Electronic Donor Pass
1048 Lincoln Way E Ste 101
Chambersburg, PA 17201

915 Toll House Ave Ste 203,

24.78 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
915 Toll House Ave Ste 203,
Frederick, MD 21701

490 Prospect Blvd Ste L

24.81 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
490 Prospect Blvd Ste L
Frederick, MD 21701

112 N 7th St

24.86 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-4:30 PM✓ Walk-in with Electronic Donor Pass
112 N 7th St
Chambersburg, PA 17201

400 W 7th St

24.89 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
400 W 7th St
Frederick, MD 21701

214 Peach Orchard Rd

25.40 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-8:00 PM • Sat:,Sun: 8:00 AM-6:00 PM✓ Walk-in with Electronic Donor Pass
214 Peach Orchard Rd
Mc Connellsburg, PA 17233

Employment, DOT, Court Ordered, Probation, Family

Accredited Drug Testing provides an extensive array of drug and alcohol testing services at 35 centers in the Williamsport, Maryland vicinity. Our offerings include both DOT and non-DOT urine drug tests, breath alcohol screenings, EtG alcohol tests, and hair drug tests, catering to personal, professional, and legal requirements. In Williamsport, MD, we ensure quick testing outcomes along with SAMSA certified lab analysis; same-day services are on offer, with many centers conveniently located just minutes from your residence or workplace. Our additional options encompass Occupational Health Testing, Clinical Testing, and Background Checks.

To initiate a test, contact (800) 221-4291 or register via our website. By selecting your desired test and a close by location, you can arrange for testing for yourself, employees, or someone else. With our efficient system, scheduling is seamless—reach our scheduling team or book your test online any time, day or night. Our user-friendly process makes organizing drug testing near Williamsport smooth and straightforward.

* 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 Williamsport, MD

1

Order Online or Call

Select your test & search nearby Williamsport 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.

Williamsport, MD Drug Testing

Drug Testing Services Available at Our Williamsport, MD Labs:

At our Williamsport 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

Maryland Drug Testing Laws & Compliance in Williamsport

SAMHSA Certified • MRO Verified

Accredited Drug Testing provides employer and individual screening in Williamsport, MD adhering strictly to Md. Code Ann., Health-Gen. § 17-214, federal DOT 49 CFR Part 40 guidelines, and certified SAMHSA laboratory chain-of-custody standards.

Statutory Citation
Md. Code Ann., Health-Gen. § 17-214
Medical Marijuana
Legal
Recreational Cannabis
Legal
Workplace Rights
Zero-Tolerance Protected

Maryland Health-General § 17-214 mandates certified laboratory procedures and applicant notification rules while protecting employer drug-free policies.

Under Md. Code Ann., Health-Gen. § 17-214, employers in Williamsport 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; Recreational: Legal in Maryland), 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 Williamsport, 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 Williamsport and Maryland.

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 Williamsport, MD

Minutes Away, Same-Day Donor Pass

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

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

Major Employment & Commercial Hubs Served:

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

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

Surrounding Areas Served Near Williamsport

Pinesburg • Wilson-conococheague • Halfway • Downsville • St. James • Saint James • Ashton • District 3

Williamsport, MD 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 Williamsport.

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

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 Williamsport.

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

Local Testing Resource Network

More Drug & Alcohol Testing Options in Williamsport, MD

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

Williamsport Drug Testing

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

Williamsport DOT Drug Testing

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

Williamsport DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around Williamsport, MD.

Williamsport Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Williamsport, MD.v

Williamsport Hair Drug Testing

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

Williamsport Alcohol Testing

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

Williamsport Drug Testing Services

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

Williamsport 5 Panel Drug Test

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

Williamsport 10 Panel Drug Test

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

Williamsport On Site Drug Testing

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

Williamsport DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Williamsport, MD 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 Maryland, workplace drug testing is governed by statutory guidelines under Md. Code Ann., Health-Gen. § 17-214. Private employers generally operate under a Maryland Health-General § 17-214 guidelines, permitting pre-employment, random, post-accident, and reasonable suspicion testing.
Yes. Employers in Maryland who implement a certified Drug-Free Workplace Program in compliance with Md. Code Ann., Health-Gen. § 17-214 can qualify for insurance premium discounts and enhanced legal protections during workers' compensation claims.
Under Maryland state law compliance standards, state statutes permits employers to maintain zero-tolerance drug-free workplaces. Safety-sensitive positions, DOT-regulated roles, and federal contract compliance remain strictly zero-tolerance across all jurisdictions.
Accredited Drug Testing provides access to 35 certified collection sites in the Williamsport area, offering urine, hair follicle, breath alcohol, and DOT testing.
While walk-ins are welcome with an electronic donor pass at collection sites across Williamsport, 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

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

Reception is kind and helpful

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

Yusuf Narmuradov - 11/19/2024

Fast and efficient service

Fast and efficient service for employers wanting to do pre employment drug screening that meets DOT requirements!!

Mary Thomas - 4/5/2025


(800) 221-4291