Visit your state's licensing agency, and review the listing of approved courses directly on their own website:

Iowa Dep't of Public Safety: Private Investigation Licensing
215 East 7th Street
Des Moines, Iowa 50319
ph: 515-725-6182
- list of approved training providers
- how to get a PI license in Iowa
IA PIs are required to get 12 hrs of CE credits every 2-years

Kansas Bureau of Investigations
1620 SW Tyler
Topeka, Kansas 66601
ph: 785-296-8200
- list of Kansas approved courses (not online)
- how to get a PI license in Kansas
KS PIs are required to get 8 hrs of CE credits every 2-years

Kentucky Board of Licensure for Private Investigators
P O Box 1360
Lexington, Kentucky 40602
ph: 502-564-3296, ext. 223 (Adriana Lang, Board Administrator)
- list of Kentucky's approved courses (not online)
- how to get a PI license in Kentucky
KY PIs are required to get 12 hrs of CE credits every 2-years
(copy of Laws and Regulations [in Adobe .pdf])

Oregon Dep't of Public Safety Standards and Training
4190 Aumsville Highway
Salem, Oregon 97317
ph: 503-378-2100
fax: 503-378-3306
- list of Oregon's approved courses (not online)
- how to get a PI license in Oregon
Oregon PIs are required to get 32 hrs of CEs every 2-years

South Carolina Law Enforcement Division (SLED)
4400 Broad River Rd.
P O Box 21398 (zip: 29221)
Columbia, SC 29210
ph: 803-737-9000
fax: 803-896-7041
- List of SLED's approved providers and courses (PDF)
- how to get a PI license in South Carolina
SC PIs are required to get 12 hrs of CE credits every 2-years

Georgia Board of Private Detectives & Security Agencies
237 Coliseum Drive
Macon, GA 31217
ph: 478-207-1460
- list of approved training providers
- how to get a PI license in Georgia

Tennessee Department of Commerce & Insurance
Private Investgative and Polygraph Commission
500 James Robertson Parkway
Nashville, TN 37243-1158
ph: 615-741-6382
- list of Tennessee's approved courses
- how to get a PI license in Tennessee
TN PIs are required to get 12 hrs of CE credits every 2-years

Texas Department of Public Safety - Private Security Bureau
4930 S. Congress, Suite C-305
Austin, TX 78745
P. O. Box 13509
Austin, TX 78711
ph: 512-463-5545
fax: 512-452-2307
- list of Texas' approved instructors (courses are not listed)
- how to get a PI license in Texas
TX PIs are required to get 18 hrs of CE credits every 2-years; courses in "Ethics" and "Board Rules" are required each license renewal cycle.