Section W4A served the Western and Northern areas of BSA Area 4 from 1973 to 2008. Section W4A was formed in 1973 from Area XII-E and comprised the same area, Lodges, and borders.

Lodges Included:

Canalino Lodge # 90
Chumash Lodge # 90
Chumash Lodge # 304
Siwinis Lodge # 252
Spe-Le-Yai Lodge # 249
Ta Tanka Lodge
Topa Topa Lodge
Yowlumne Lodge # 303