The UPS Store at 5225 Canyon Crest Dr Ste 71 offers notary public services in Riverside, CA at your convenience. A notary public must file an oath of office and bond with the county clerk's office in the county where their principal place of business is located.1 Complete all Forms. Complete and sign all the documents. Most commonly notarized documents. 4. Write the case Index Number. 5. Enter the county where the affidavit is notarized. 6. Professionally completed Affidavits done while you wait. View a list of the available Notary Public forms available from the California Secretary of State's office here. The UPS Store at 231 E Alessandro Blvd Ste A offers notary public services in Riverside, CA at your convenience.