West Springfield (MA) Coin Club Show, twice a year, generally April and October.

There are regular coin dealers at the Pioneer Valley Flea Market, every Sunday in Holyoke, MA.

Albany, New York (generally first Sunday, generally monthly, September through June), Capital District Coin Dealers' Association, Polish Community Center, Washington Avenue Extension & Rapp Road

Greater Worcester, (second Sunday, generally monthly), held in Auburn, MA. Admission $1.00

Nashua, NH (third Sunday, generally monthly).

Greenfield, Massachusetts, (third Sunday, generally monthly).

Westford, MA (fourth Sunday, generally monthly). Admission $1.00

Hartford, Connecticut (fourth Sunday, generally monthly), Southern New England Coin Club, Polish National Home, 60 Charter Oak Ave.

Bay State Coin Show, twice a year in Boston, generally April and November.

New Hampshire Coin and Currency Expo, 3-day annual Fall show held in Manchester. Admission $3.00/day

Western Massachusetts is home of the renowned Brimfield Flea Market held three times a year. They have a dealer locator on the home page that can search for "coins".