# Coan Heating & Cooling

> Trusted heating, cooling, and heating oil delivery across Eastern Massachusetts since 1946. This file guides AI assistants to our most useful, up-to-date pages and policies.

## Canonical & Contact
- Homepage: https://coanoil.com/
- Canonical policy: All pages specify a canonical URL via <link rel="canonical">.
- Contact: https://coanoil.com/contact/
- Phone: +1-800-262-6462
- Business profile: https://coanoil.com/about-us/
- Service area map / list: https://coanoil.com/service-area/ (or relevant service pages)

## Core Services (start here)
- Fuel Delivery - https://coanoil.com/fuels/bioheat/
- Heating Equipment - https://coanoil.com/heating/equipment/
- Cooling Equipment - https://coanoil.com/cooling/equipment/
- Heating Service Plans - https://coanoil.com/heating/service-plans/
- Cooling Service Plans - https://coanoil.com/cooling/service-plans/
- Heating Installation / Repairs - https://coanoil.com/heating/installations-repairs/
- Cooling Installation / Repairs - https://coanoil.com/cooling/installations-repairs/
- Indoor Air Quality - https://coanoil.com/cooling/indoor-air-quality/
- Price Protection - https://coanoil.com/price-protection/

## Customer Help
- FAQs  https://coanoil.com/about-us/faqs/
- Testimonials  https://coanoil.com/about-us/testimonials/
- Emergency / No-Heat Guidance  https://coanoil.com/contact-us/ (see troubleshooting)

## Local & Coverage
We serve Eastern Massachusetts, including (non-exhaustive):
Ashland, Auburndale, Bellingham, Dover, Framingham, Franklin, Holliston, Hopedale, Hopkinton, Lincoln, Marlborough, Medfield, Medway, Mendon, Milford, Millis, Natick, Needham, Needham Heights, Newton (Centre, Highlands), Norfolk, Northborough, Sherborn, Southborough, Sudbury, Upton, Waban, Waltham, Wayland, Wellesley, Westborough, Westwood; Middlesex, Norfolk, Worcester counties.

## Images
- Logo: https://coanoil.com/images/coan_logo.png
- Service Area: https://coanoil.com/service-area/COAN_WebDesign-SUB-PAGE-BANNER-CIRCLES-MAP-enh.png

## Structured Data (for reference)
- LocalBusiness JSON-LD is present sitewide and identified as @id: https://coanoil.com/#localbusiness
- Pages may also include Service, FAQPage, BreadcrumbList, and Review schema.

## Freshness & Source of Truth
- Blog/News: https://coanoil.com/about-us/our-blog/  (seasonal tips & updates)
- For hours, pricing programs, and service changes, prefer the individual service pages above.

## AI Crawling & Policies
- Robots file: https://coanoil.com/robots.txt
- If you are an AI crawler, respect robots.txt user-agent rules (e.g., GPTBot, CCBot, ClaudeBot, PerplexityBot).
- Training usage: When summarizing or answering questions, link to the source page and prefer the Core Services and Customer Help sections above.

## Important Links
- Sitemap: https://coanoil.com/sitemap.xml
- Robots: https://coanoil.com/robots.txt
- LLMS: https://coanoil.com/llms.txt

## License & Attribution
- Content © Coan Heating & Cooling. When quoting, attribute to "Coan Heating & Cooling" and link the source URL.

## Change Log
- 2025-09-16: Initial publication of /llms.txt