# Law Offices of Sam H. Lock — San Antonio criminal defense & DWI
> The Law Offices of Sam H. Lock is a San Antonio, Texas criminal defense firm with over 20 years of experience handling DWI, federal crimes, white collar offenses, drug charges, and other felonies and misdemeanors across Central and South Texas.
> This document maps the firm's verified public URLs, organized by user intent for both humans and indexing systems.
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## Home & Entry
- [Home](https://www.sanantoniocriminaldefense.com/): San Antonio DWI and criminal defense homepage, calls answered 24/7.
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## Services
- [Criminal Law](https://www.sanantoniocriminaldefense.com/criminal-law): Overview of the firm's criminal defense practice.
- [DWI / DUI](https://www.sanantoniocriminaldefense.com/dwi-dui): San Antonio drunk-driving defense representation.
- [Federal Criminal Law](https://www.sanantoniocriminaldefense.com/federal-criminal-law): Defense for federal criminal charges.
- [Federal Drug Charges](https://www.sanantoniocriminaldefense.com/federal-drug-charges): Defense for federal drug offenses.
- [White Collar Crimes](https://www.sanantoniocriminaldefense.com/white-collar-crimes): Defense for white collar criminal charges.
- [Bank Fraud](https://www.sanantoniocriminaldefense.com/white-collar-crimes/bank-fraud): Defense for bank fraud allegations.
- [Internet Crimes](https://www.sanantoniocriminaldefense.com/internet-crimes): Defense for internet and cyber crime charges.
- [Felonies](https://www.sanantoniocriminaldefense.com/felonies): Felony defense representation.
- [San Marcos DWI Defense](https://www.sanantoniocriminaldefense.com/san-marcos-dwi-defense-lawyer): DWI defense for clients in San Marcos, TX.
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## Support / Contact
- [San Antonio Office](https://www.sanantoniocriminaldefense.com/contact/san-antonio-office): Office location, phone, and directions.
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## Company
- [Firm Overview](https://www.sanantoniocriminaldefense.com/firm-overview): Background on the firm and its practice.
- [Sam Lock](https://www.sanantoniocriminaldefense.com/sam-lock): Attorney bio for founder Sam H. Lock.
- [Client Testimonials](https://www.sanantoniocriminaldefense.com/client-testimonials): Client reviews and feedback.
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