| Business | Phone |
| Crestline Village Water Dist 777 Cottonwood Dr, Crestline 92325 | (909) 338-1727 |
| Crestline-Lake Arrowhead Water 24116 Crest Forest Dr, Crestline 92325 | (909) 338-1779 |
| Valley Of Enchantment Water Co 22999 Waters Dr, Crestline 92325 | (909) 338-2310 |
| Valley View Park Mutual Water 22753 Grandview Dr, Crestline 92325 | (909) 338-2742 |