Atty. John T. Harrington

Atty. John T. Harrington

John T. Harrington is a lawyer.

Oklahoma City Oklahoma City 70 yrs experience 70 year
Call (405) 694-4459 Book Appointment

Profile Summary

About John T. Harrington at a glance

John T. Harrington is an attorney based in Oklahoma City, Oklahoma. They have 70+ years of legal experience, licensed to practice since 1956. Admitted to practice in Wisconsin (1956). Educated at Marquette University Law School Class of 1956 (—). Serands clients in Oklahoma City, OK and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John T. Harrington is a lawyer
  • John received a degree from Marquette University Law School in 1956, and has been licensed for 70 years
  • John practices in Oklahoma City, OK

Jurisdictional Context

Why local counsel matters in Oklahoma

Practicing law in Oklahoma. Legal matters in Oklahoma are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Oklahoma City are typically filed in the local municipal court or the appropriate Oklahoma state district court, depending on subject matter and amount in controversy. An attorney licensed in Oklahoma 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 Oklahoma courts without local counsel or pro hac vice admission.

Looking for additional Oklahoma attorneys? Browse all attorneys in Oklahoma City or all attorneys in Oklahoma.

Frequently Asked

Common questions about John T. Harrington

Where is John T. Harrington's law office located?
John T. Harrington's law practice is located in Oklahoma City, Oklahoma. You can contact the office directly through this profile page.
How long has John T. Harrington practiced law?
John T. Harrington has 70+ years of legal experience and has been licensed since 1956.
Where did John T. Harrington go to law school?
John T. Harrington earned their education at (—).
How can I contact John T. Harrington for a consultation?
You can contact John T. Harrington directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Education

Marquette University Law School Class of 1956
- In Progress

Bar Admissions

Wisconsin
Admitted: 1956

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