Addresses, Phone Numbers, and Business Hours for Post Offices in La Mesa, CA.
Grossmont Post Office La Mesa CA 5500 Grossmont Center Drive 91942 619-667-0622
La Mesa Annex Post Office La Mesa CA 6055 Lake Murray Boulevard 91942 619-460-4659
La Mesa Finance Post Office La Mesa CA 8064 Allison Avenue 91942 619-463-1227