Home › Top 7 Law Firms & Attorneys in Duncan, Oklahoma Find best Law Firms & Attorneys in Duncan, Oklahoma, with all necessary contact information, including addresses, phone numbers, working hours, map locations, and website links. Legal Aid Services of Oklahoma Inc - Duncan (OK 73533) US, Duncan, OK 7353312 S 8th St #17 Wilson Law Office, PLLC US, Duncan, OK 73533103 S 9th St Ellis & Buckholts US, Duncan, OK 73533929 W Willow Ave Self & Associates US, Duncan, OK 735331621 W Elk Ave Leach & Sullivan, Limited Liability Partnership US, Duncan, OK 73533Sullivan building, 921 W Main St Behrnes Law PLLC US, Duncan, OK 735331881 W Spruce Ave Hammond & Archer, P.L.L.C. US, Duncan, OK 735331102 W Maple Ave