Day & Night Security has a new shop located at 

1036 Commerce Street Suite C. San Marcos, CA 92078

AAA Emergency Roadside Service is still mobile and available 24 hours a day 365 days a year. 

We can help replace lost Auto Keys & Program remotes and fobs.

automotive keys
key fob

Service Provider of Excellence Automobile Club of Southern California 

AAA 5 Diamond Award 2017 

AAA's "Service Pro" Award 2009,2010,2011,2013,2014, 2015,2016, 2018

  • The key to saving money is Day & Night Security Lock. 

  • Day & Night Security Lock's professional locksmiths are Auto Club's North County Five Diamond preferred provider.

  • We provide both roadside service from Oceanside, Ca. to Solana Beach, Ca. and from Escondido, Ca. back to Oceanside, Ca. 

  • We also have in shop services at our San Marcos, Ca. showroom. 

  • Our team of locksmiths specializes in helping customers find options to all of their key problems. Day & Night Security Lock locksmiths are skilled and expert  key masters. We specialize in auto keys and are able to cut & program most products in the automotive market. 

  • The combination of excellent service, quality work, and affordable pricing is why we were awarded AAA's Five Diamond Service. 

  • Member's of AAA Emergency Roadside Service receive a discount at each level of membership: Classic, Plus, and Premier.

  • When AAA members set up their order with the Club they receive the AAA discount for their order at the time of service, no need to submit paperwork for reimbursement.

  • Who can be without their vehicle for longer than 2 hours in Southern California?

  • Why tow your car when we can make a car key and put you back on the road?

  • We offer expert master locksmith and lockout service at competitive pricing partnered with AAA Emergency Roadside Service.

car keys

Automotive Locksmith

  • AAA Emergency Road Assistance Preferred Provider

  • 29 Years Locksmith Experience 

  • "Dealer Only" Keys Cut, Laser Cut, Toyota Prius Key Programming Services"

  • AAA Discount for lost keys when you are stranded

  • Locally Owned & Operated

  • Mobile & In Shop Services

  • Licensed & Bonded

home locksmith

Residential Locksmith

  • Residential lock out

  • Re-key existing lock hardware of your property

  • Fresh drill of doors & installation for new hardware

  • House keys copied & cut accurately

  • Home locks hardware re-keyed in shop

  • Mail box lock replacement

  • Mailbox keys

Locksmith Services Mobile & In Shop

  • Accurate Key Cutting/Duplication

  • Car Key Programming 

  • Car Remote Programming

  • Transponder/Chip Keys Lost or Spares

  • Auto keys most brands 

  • Emergency Lockout Service

  • Car Lock Rekey & Repair

  • RV keys/ Padlock keys/ Rare keys

  • Hard to Find Keys 

  • Trimark Keys

  • Master keys for Master Padlocks

Day & Night Security Locksmith

● AAA Emergency Roadside Member discount for every level of membership 
   -AAA Classic

   -AAA Plus 

   -AAA Premier
● Military discount 

●Student discount

● Senior discount   

Shop hours :

Monday, Tuesday, Thursday, Friday,

9:30 a.m. – 5:00 p.m.

Adjusted hours for in shop service on Wednesday due to Covid

Weekends by appointment

1036 Commerce St. (Ste C)

San Marcos CA 92078

contact@sanmarcoslock.com

Tel: 760-433-5397

Roadside & Mobile services available 7 days a week.

We are AAA contracted 24/7 365 days a year for emergency roadside services.

In Shop Locksmith service available in San Marcos, Ca. 

Google 5 Stars
day & night security lock yelp

Day & Night Security Lock

SAN MARCOS - Locksmith Services only  at 1036 Commerce Street Suite C. San Marcos, Ca. 92078  760-433-5397

VISTA -Administration Only  450 South Melrose Dr. Vista, Ca. 92081

© 2017-2019 by Day and Night Security Lock