   zzyzx , formerly camp soda and soda springs, is an unincorporated community in san bernardino county, california, united states, within the boundaries of mojave national preserve. it is the former site of the zzyzx mineral springs and health spa and now the site of the desert studies center. the site is also the location of lake tuendae, originally part of the spa, and now a refuge habitat of the endangered mohave tui chub. zzyzx road is a , part paved and part dirt, rural collector road in the mojave desert. it runs from interstate 15 generally south to the zzyzx settlement. the settlement is in area codes 442 and 760 and zip code 92309. the nearest town is baker, california,  north on i-15. las vegas, nevada, is the nearest major city, about  northeast. ==history== soda springs, a natural spring, has long seen human activity. the area was a prehistoric quarry site, and projectile points and rock art can be found in the area. the mojave road ran past the spring, as did the tonopah and tidewater railroad. remnants of a wagon road stop and railroad artifacts are readily seen. e
1944_establishments_in_California Mojave_Desert Populated_places_established_in_1944 Populated_places_in_the_Mojave_Desert Streets_in_California Unincorporated_communities_in_California Unincorporated_communities_in_San_Bernardino_County,_California