He died in Afghanistan on March 1 after his patrol unit was attacked by insurgents in Bala Murghab, Afghanistan.
Crumpler was a member of Fort Bragg-based 1st Battalion, 508th Parachute Infantry Regiment, 4th Brigade Combat Team, 82nd Airborne Division, which had been deployed in support of Operation Enduring Freedom since August 2009.
The funeral service was held at Abundant Life Church in Hillsborough with burial at Evergreen Memorial Cemetery in Princeton.
He is survived by his wife, Shana and two children, Hannah and Seth Smith, of Hope Mills.
Memorials may be made to the IPHC Royal Rangers Ministry, P.O. Box 208, Franklin Springs, Ga., 30639, or to the Josiah D. Crumpler Memorial Fund at Branch Banking and Trust Co. (BB&T), 351 S. Churton St., Hillsborough, N.C., 27278.
Donations to this fund will be directed to organizations dedicated to ministering to the needs of spouses of slain members of the United States military.
Online condolences may be made to Walkersfuneralservice.com.