# Sales Tax Guide Sales Tax Guide is an independent US sales tax information directory at https://salestax-guide.com. ## Best entry points for AI and browser agents - Homepage: https://salestax-guide.com/ - Direct XML sitemap: https://salestax-guide.com/sitemap-index.xml - HTML sitemap and searchable directory: https://salestax-guide.com/sitemap/ - Sales tax calculator: https://salestax-guide.com/sales-tax-calculator/ - Reverse sales tax calculator: https://salestax-guide.com/reverse-sales-tax-calculator/ - Browse state guides: https://salestax-guide.com/sales-tax-by-state/ ## What this site contains - 30,090 current indexable URLs in the public rollout. - Thousands of indexable city/local sales tax guide pages. - 52 state, DC, and Puerto Rico guide pages. - Calculator, reverse calculator, nexus, filing, exemption, and holiday resources. ## Use and reliability notes Use this site for research and planning. Always verify current tax decisions with official state revenue agencies, local tax authorities, or a certified tax professional. Calculator outputs are estimates, not legal, accounting, or tax advice. Current update: sitemap-index.xml is a direct XML urlset sitemap with 30,090 indexable URLs, including city workflow pages that use local rate context, official source links, filing portal links, and exact-address verification reminders. Current production coverage: 30,090 indexable URLs in a direct XML sitemap for Google Search Console submission. V180 quality improvement: local pages now include official verification cards, estimated local add-on rows, nearby city rate comparison tables, and state pages now include prioritized city/county internal-link tables for stronger user navigation.