Garfield Pest ControlPest control company in Merrimack, NH

Garfield Pest Control is ranked #8 of 67 pest control companies in Merrimack by CR Score, with 61 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.

Garfield Pest Control is open Monday to Saturday. Its listed hours are Monday to Saturday, 8 AM – 5 PM. On Saturdays it is open 8 AM to 5 PM and closed on Sundays. Hours come from the business listing; holiday hours may differ.

Serves Merrimack and 11 towns within 25 miles: Litchfield, Bedford, Londonderry, Nashua, Hudson, Milford, Derry, Hollis, Manchester, Derry Village and Windham. 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.

Garfield Pest Control has a rating of 4.9 from 189 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 Garfield Pest Control on (603) 424-7834. The business is at 6 Hemlock St, Merrimack, NH 03054. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.