Contractor Members Find drilling contractors and water system pump contractors in your area. Go back to directory. Add to Address Book. Jeff Edgell Edgell Well Drilling Inc Work P O Box 695 Castle Rock WA 98611 work Work Phone: 360-274-4531work Work Fax: 360-274-5880workfax Work Email: email@example.comINTERNET Categories: Contractors Updated 2 years ago. Become a member or contact us for more information about safe use of ground water resources.