Par baked

There are a few companies that produce par baked products. Such as sysco, GFS and Sam's club

Cub foods (supervalu)

All bagels are PY

Supervalu Inc./ Shop 'n save

All bagels all flavors are PY

Wasa crackers

Wasa brand crackers are pas yisroel ONLY when bearing one of the following codes:

 G0104, S0116, S0117, & S0118

Trader joes round challas

With or without raisins

Original Bagel Co.

Blueberry
Cinnamon Raisin
Plain

Dakota Brands International, Inc.

All Bagels all flavors are PY

Sysco Bagels

All flavor bagels are PY
Sysco comes in a few brand names:
Block and Barrel
All Around Food

Benton's cookies

Oatmeal raisin cookies
Chocolate chip cookies
Peanut butter cookies
Must bear OK Pareve
Sold only at Aldi's stores
Update 5/28/17: I've confirmed with the Mashgiach that they are in fact still PY

Multiple labels PY

They do alot of the private labels on the northeast.
Stop and Shop, Shaws Etc
Breads- All types(wholewheat, Etc...)
Hotdog and hamberger buns.
KVH hechsher-

With CT LIC # 3643

Shoprite Graham cracker pie crust

With ok hechsher

Standards

Since there are many different standards of PY. There is no way to accommodate that on this site.

French meadows

Rye bread with umk hechsher (zeilengold MN)

Roma bakery

Sliced breads are PY
Sold in the Kansas city area

Rotella's

All breads, rolls, Challa's, buns Rotella brand are all PY

Ezikiel breads

Food for life Ezekiel breads, buns and wraps are all PY. All flavors (sesame, 7 grain etc)
Pita breads are NOT PY

Tofutti cuties

All biscuits of all tofutti Cuties are PY

Trader Joe's Challa

with CRC

Trader Joe's Honey bran bread

with CRC. Only this particular type is PY

Hy-Vee Bagels

All Bagels are pas
Onion
Plain
Raisin Cinnamon

Regular and mini sizes