• Law Offices of James P. Deffet LLC
  • 212 W. Main Street
    Smithville, MO 64089
  • Phone: (816) 532-2345
  • Hours: 8:30am - 4:30pm or by appt
  • Directions

Whether you're grappling with legal issues big or small, you can benefit from the advice of a skilled attorney. And if you're ready to seek compensation for injuries sustained in an incident caused by another person's negligence, or are facing state misdemeanor or felony criminal charges, securing the representation of an adept Missouri lawyer is absolutely essential. There's just too much at stake to go it alone.

A serious injury that keeps you out of work while medical and household bills mount—or a criminal charge that, upon conviction, could result in hefty fines, loss of freedom, and other penalties—can turn your life upside down. Fortunately, at the Law Offices of James P. Deffet LLC, we're here to help you resolve your legal matter in a way that allows you to lead an even better life.

Conveniently Located for Clients Throughout Clay, Platte, Clinton, and Jackson Counties

From our law office on Main Street in the small, picturesque lake town of Smithville, we represent clients in Kearney, Gladstone, North Kansas City, Liberty, Kansas City, Weston, Platte City, Parkville, Riverside, Platte Woods, Dearborn, Edgerton, Camden Point, Trimble, Plattsburg, Lathrop, and Turney. We are open from 8:30 a.m. to 4:30 p.m., Monday through Friday, for your convenience.

Cases We Accept

We handle a wide range of personal injury cases, including:

We also provide aggressive criminal defense for all Missouri misdemeanors and felonies, including theft, assault, driving while intoxicated (DWI), and drug-related charges.

Our Firm Offers Unparalleled Insight and Experience

As a former prosecutor and defense attorney for insurance companies, Jim Deffet knows how the tricks prosecutors and insurance companies have up their sleeves—and he puts his extensive knowledge to work for you. Contact us today to learn more about what sets us apart from the competition or to schedule an appointment for a free initial consultation.

Directions to Our Smithville Law Office:

From the North (Dearborn):

  • Head south on N Main St toward W 3 St
  • Turn left at the 3rd cross street onto E 1st St/E Maple Leaf Ave
  • Continue onto E 1 St/Hwy Z
  • Continue to follow E 1 St
  • Continue onto Co Rd Z
  • Continue onto W Frank St/Hwy Z
  • Continue to follow W Frank St
  • Continue onto SW State Hwy Z/Hwy Z
  • Continue to follow SW State Hwy Z
  • Turn right onto US-169 S
  • Turn left onto W Main St
  • Our office is on the left, 212 W Main St

From the South (North Kansas City):

  • Head northeast toward Howell St
  • Turn right toward Howell St
  • Turn right at the 1st cross street onto Armour Rd
  • Turn right onto Burlington St
  • Keep left to continue on MO-9 N/Burlington St
  • Continue to follow MO-9 N
  • Use the right lane to merge onto US-169 N via the ramp to Smithville
  • Merge onto US-169 N
  • Continue straight to stay on US-169 N
  • Turn right onto W Main St
  • Our office will be on the left, 212 W Main St

From the East (Kearney):

  • Head north on State Rte 92 W/W 6th St toward W 6th St
  • Continue to follow State Rte 92 W
  • At the traffic circle, take the 2nd exit and stay on State Rte 92 W
  • At the traffic circle, take the 2nd exit onto State Rte 92
  • Turn right onto US-169 N
  • Turn right onto W Main St
  • Our office will be on the left, 212 W Main St

From the West (Weston):

  • Head northwest on Thomas St toward Main St
  • Turn right at the 1st cross street onto Main St
  • Turn right onto Walnut St
  • Continue onto NW Co Rd
  • Continue onto MO-273 S
  • Turn left to stay on MO-273 S
  • Continue onto MO-371 S
  • Turn right to merge onto I-29 S/US-71 S
  • Merge onto I-29 S/US-71 S
  • Keep right at the fork to continue on I-435 E, follow signs for Interstate 435 E/St Louis
  • Take exit 41B for US-169 N toward Smithville
  • Slight right onto US-169 N/Arrowhead Trafficway
  • Turn right onto W Main St
  • Our office is on the left, 212 W Main St