Granite State Pest ControlPest control company in Nashua, NH

Granite State Pest Control is ranked #27 of 79 pest control companies in Nashua by CR Score, with 57 out of 100 as of November 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

Granite State Pest Control is open Monday to Saturday. Its listed hours are Monday to Friday, 8 AM – 6 PM; Saturday, 8 AM – 12 PM. On Saturdays it is open 8 AM to 12 PM and closed on Sundays. Hours come from the business listing; holiday hours may differ.

Serves Nashua and 12 towns within 25 miles: Derry Village, Derry, Londonderry, Chester, Sandown, Hampstead, Windham, Auburn, Atkinson, Salem, Litchfield and Merrimack. The list is based on the business's location and the usual service radius for pest control. Confirm your address is covered when you call.

Granite State Pest Control has a rating of 5.0 from 19 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

Call Granite State Pest Control on (603) 237-2139. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.