Atty. John Milton Costello

Atty. John Milton Costello

John Milton Costello is a lawyer. John received a B.A. degree from LeMoyne College in 1978, and has been licensed for 44 years.

Canandaigua Canandaigua 44 yrs experience 44 year
Call (585) 551-6951 Book Appointment

Profile Summary

About John Milton Costello at a glance

John Milton Costello is an Ontario County Family Court Support Magistrate based in Canandaigua, New York. They have 44+ years of legal experience, licensed to practice since 1982. Admitted to practice in New York (1982). Educated at Western New England College (J.D., 1981) and LeMoyne College (B.A., 1978). Serands clients in Canandaigua, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John Milton Costello is a lawyer
  • John received a B.A. degree from LeMoyne College in 1978, and has been licensed for 44 years
  • John practices in Canandaigua, NY

Jurisdictional Context

Why local counsel matters in New York

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

Looking for additional New York attorneys? Browse all attorneys in Canandaigua or all attorneys in New York.

Frequently Asked

Common questions about John Milton Costello

Where is John Milton Costello's law office located?
John Milton Costello's law practice is located in Canandaigua, New York. You can contact the office directly through this profile page.
How long has John Milton Costello practiced law?
John Milton Costello has 44+ years of legal experience and has been licensed since 1982.
Where did John Milton Costello go to law school?
John Milton Costello earned their education at (J.D., 1981); (B.A., 1978).
How can I contact John Milton Costello for a consultation?
You can contact John Milton Costello 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

J.D.
Western New England College
- 1981
B.A.
LeMoyne College
- 1978

Bar Admissions

New York
Admitted: 1982

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