EFMP - Family Support is located at Naval Base San Diego Buildings 259, 261, & 263 3005 Corbina Alley, Suite 1 San Diego, CA 92136. EFMP - Family Support can be reached by their main phone number at (619) 556-7404. Alternatively, you can reach EFMP - Family Support by phone at (866) 923-6478. You can also reach EFMP - Family Support by phone at (619) 556-7435. The listed DSN line is 312-526-7404 | for Naval Base San Diego. Visit the EFMP - Family Support website by clicking here.