Atty. John Vincent O'Callaghan
John Vincent O'Callaghan is a lawyer practicing criminal defense, government, criminal law. John received a B.S. degree from Northeastern University in 1986, and has been licensed for 37 years.
Profile Summary
About John Vincent O'Callaghan at a glance
John Vincent O'Callaghan is a Member based in Chantilly, Virginia, practicing at John Vincent O'Callaghan. They have 37+ years of legal experience, licensed to practice since 1989. Their practice focuses on criminal defense and government. Admitted to practice in Massachusetts (1989). Educated at Suffolk University (J.D., 1989) and Northeastern University (B.S., 1986). Serands clients in Chantilly, VA and the surrounding metropolitan area.
Want to Get Service From This Attorney?
Sign up free and choose one of the two methods below.
Have a legal question? Sign up free, submit it through the Ask the Attorney module and receive a focused answer from a specialist.
- Free to ask a question
- Answers from specialist attorneys
- Optional private / anonymous question
Request an online video meeting or an in-person consultation at the attorney's office. Pick a time that works for you and share the details securely.
- Online video meeting
- In-person at the attorney's office
- Secure messaging and payment
About
- John Vincent O'Callaghan is a lawyer practicing criminal defense, government, criminal law
- John received a B.S. degree from Northeastern University in 1986, and has been licensed for 37 years
- John practices at John Vincent O'Callaghan in Chantilly, VA
Practice Areas Explained
John Vincent O'Callaghan's Areas of Practice
Each practice area below reflects the types of cases John Vincent O'Callaghan handles, with a brief overview of what that area of law covers.
A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.
John Vincent O'Callaghan is one of 214,270 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Virginia →
Attorneys for administrative law, agency hearings, government contracts, licensing, and public benefits.
John Vincent O'Callaghan is one of 132,225 government attorneys indexed nationally. Browse government attorneys in Virginia →
Jurisdictional Context
Why local counsel matters in Virginia
Practicing law in Virginia. Legal matters in Virginia are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Chantilly are typically filed in the local municipal court or the appropriate Virginia state district court, depending on subject matter and amount in controversy. An attorney licensed in Virginia brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Virginia courts without local counsel or pro hac vice admission.
Looking for additional Virginia attorneys? Browse all attorneys in Chantilly or all attorneys in Virginia.
Frequently Asked
Common questions about John Vincent O'Callaghan
Where is John Vincent O'Callaghan's law office located?
What practice areas does John Vincent O'Callaghan handle?
How long has John Vincent O'Callaghan practiced law?
Where did John Vincent O'Callaghan go to law school?
How can I contact John Vincent O'Callaghan for a consultation?
Practice Areas
Education
Bar Admissions
Reviews
No reviews yet.