From a SBA rep:
Disaster customer service -
https://www.sba.gov/funding-programs...ter-assistance
Disaster loan application –
https://disasterloan.sba.gov/ela/
To determine your NAICS code –
https://www.naics.com/naics-identification-help/
To determine your NAICS code small business eligibility –
https://www.sba.gov/size