New York attorney record
John Mondon Costello
John Mondon Costello is an attorney registered with the NYS Office of Court Administration (OCA) Attorney Registration Unit under bar number 1580182, admitted in 1978. The current public license status is "Currently registered" as of 2026-06-13.
Active license with no disbarment or suspension of record.
The current license status of record is active, and no disbarment or suspension is reflected in the public record we hold.
A summary of the public record — not a rating of skill, not a recommendation, not legal advice.
Experience vs. active New York attorneys
State median: 20 yrs
48 yrs admitted — more experience than ~100% of active New York attorneys.
Years since admission, active New York attorneys with a published admission year (n = 333,133). This attorney's band is highlighted.
License & registration
| Full name | John Mondon Costello |
|---|---|
| Bar / registration number | 1580182 |
| License status | Active official status of record: “Currently registered” |
| Admission year | 1978 |
| Law school | UNIVERSITY OF VIRGINIA |
| Business location | Not on record |
| Firm | Not on record |
| Discipline standing | No disbarment or suspension is reflected in the current public status. Itemized disciplinary orders are not yet integrated for New York; see the official source for the full record. |
Federal court activity
Federal court activity has not been compiled for this attorney yet.
Source & last updated
Source: NYS Office of Court Administration (OCA) Attorney Registration Unit — official attorney record. As of 2026-06-13 (last roster ingest).
Frequently asked questions
Is John Mondon Costello a licensed attorney in New York?
John Mondon Costello is registered with the NYS Office of Court Administration (OCA) Attorney Registration Unit under bar number 1580182. The current public license status of record is "Currently registered" as of 2026-06-13.
Has John Mondon Costello been disbarred or suspended?
No disbarment or suspension is reflected in John Mondon Costello's current public license status of record per the NYS Office of Court Administration (OCA) Attorney Registration Unit.
What is John Mondon Costello's bar number?
John Mondon Costello's New York bar/registration number is 1580182, assigned by the NYS Office of Court Administration (OCA) Attorney Registration Unit. A bar number is the most reliable way to confirm you have the right attorney, especially for common names.
When was John Mondon Costello admitted to practice law?
John Mondon Costello was admitted in 1978 — about 48 years since admission per the NYS Office of Court Administration (OCA) Attorney Registration Unit. Law school of record: UNIVERSITY OF VIRGINIA.
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