Post Offices List in Lake Isabella City, California:
| Lake Isabella Post Office | 6441 Lake Isabella Blvd, Lake Isabella, CA 93240 |
| Mountain Mesa Post Office | 12604 Mountain Mesa Rd Unit A, Lake Isabella, CA 93240 |
| Lake Isabella Post Office | 6441 Lake Isabella Blvd, Lake Isabella, CA 93240 |
| Mountain Mesa Post Office | 12604 Mountain Mesa Rd Unit A, Lake Isabella, CA 93240 |