trying to find Bernard Congregation of Jehovah's Witnesses address, telephone number?

Answer 1

The question doesn't list a country or even a U.S. state, so this is a guess referring to the closest Jehovah's Witness congregations to St. Bernard Parish in Louisiana:

Jehovah's Witnesses
2000 Meraux Ln, Violet, LA
3.7 mi SE - [phone]

Jehovah's Witnesses Kingdom Hall: Aurora Congregation
3031 Behrman Hwy, New Orleans, LA
4.4 mi SW - [phone]

Jehovah's Witnesses Kingdom Hall
3031 Behrman Hwy, New Orleans, LA
4.4 mi SW - [phone]

Jehovah's Witnesses
3536 Saint Ferdinand St, New Orleans, LA
5.8 mi NW - [phone]

Jehovah's Witnesses
1831 A P Tureaud Ave, New Orleans, LA
6.6 mi W - [phone]