USDA Licensing Requirements
https://www.aphis.usda.gov/publications/animal_welfare/2013/faq_retail_pets_final_rule.pdf

Alabama
No permit required to possess.
Division of Fish & Game, Department of Conservation & Natural Resources (334) 243-3465
Dept. of Conservation & Natural Resources, Wildlife & Freshwater Fish Wildlife Section (334) 242-3469

Alaska
No permit required to possess.
Department of Fish and Game (907) 465-4190 or 465-4100

Arizona
No permit required to possess.
http://apps.azsos.gov/public_services/Title_12/12-04.pdf
Game and Fish Commission (602) 942-3000 x 4006

Arkansas
No permit to possess.
Department of Fish and Game (501) 223 6300 or 223-6359

California
Illegal to possess pet hedgehogs.  Breeders must obtain USDA licensing and are not permitted to sell to CA residents.
Department of Fish and Game (916) 653-6420

Colorado
No permit required to possess.
Division of Wildlife (303) 297-1192 or 291-7440

Connecticut
No permit required to possess.
Department of Environmental Protection (860) 424-3011

Delaware
No permit required to possess.
Division of Fish and Wildlife (302) 739-5295 or 739-5297

Florida
No permit required to possess.
Class III Wildlife Permit is required to exhibit or sell.  http://myfwc.com/license/captive-wildlife/#class 3
Florida Fish and Wildlife Conservation Commission (850)-488-6253

Georgia
Illegal to possess pet hedgehogs without the appropriate permit.
Breeders (ALL) are not permitted to sell to GA residents unless the resident attains the appropriate permit from the Dept. of Natural Resources annually.
Breeders residing in GA must attain the appropriate permit from the Dept. of Natural Resources and if they possess more than 4 females must be USDA Licensed.
Department of Natural Resources /Game and Fish Division (404) 656-0778 or 656-3523

Hawaii
Completely Illegal
Land and Natural Resources (808) 587 0377 or 548-2681

Idaho
No permit required to possess.
Fish and Game Department (208) 334-3736 or 327-7025

Illinois
No permit required to possess.
Department of Conservation (217) 782-7305 or 782-2965

Indiana
No permit required to possess.
Division of Fish and Wildlife (317) 232-4080 or 232-4040

Iowa
No permit required to possess.
Department of Natural Resources (515) 281-4508 or 281-5638

Kansas
No permit required to possess.
Department of Wildlife and Parks (316) 671-5911

Kentucky
No permit required to possess.
Department of Fish and Wildlife Resources (502) 564-4224 or 564-3176

Louisiana
No permit required to possess.
Department of Wildlife and Fisheries (504) 765-2800 or 765-2821

Maine
No permit required to possess.
Department of Inland Fisheries and Wildlife (207) 287-2571 or 289-3651

Maryland
No permit required to possess.
Department of Natural Resources (410) 974-2265 or 974-3195

Massachusetts
No permit required to possess.
Division of Fisheries and Wildlife (617) 727-3151

Michigan
No permit required to possess.
Department of Natural Resources Wildlife Division (517) 373-1263

Minnesota
No permit required to possess.
Department of Natural Resources (612) 296-4507 or 296-3344

Mississippi
No permit required to possess.
Department of Wildlife, Fisheries and Parks (601) 364-2214 or 364-2022

Montana
No permit required to possess.
Department of Fish, Wildlife and Parks (406) 444-2950 or 444-2535

Nebraska
No permit required to possess.
Game and Parks Commission (402) 471-5462 or 464-0641

Nevada
No permit required to possess.
Department of Wildlife (702) 688-1500 or 688-1549

New Hampshire
No permit required to possess.
Fish and Game Department (603) 271-3421 or 271-2461

New Jersey
Permit required.
http://www.state.nj.us/dep/fgw/pdf/xotic_hobby.pdf
Division of Fish, Game and Wildlife (609) 984-0839 or 292-6685

New Mexico
No permit required to possess.
Department of Game and Fish (505) 827-7934

New York
Illegal in the 5 boroughs of NYC; Brooklyn, Bronx, Queens, Staten Island, and Manhattan.
No permit required to possess elsewhere in the state.
Department of Environmental Conservation / Division of Fish and Wildlife (518) 457-3400 or 439-7635

North Carolina
No permit required to possess.
Wildlife Resources Commission (919) 662-4370 or 733-7291

North Dakota
No permit required to possess.
Name and Fish Department (701) 221-6335

Ohio
No permit required to possess.
Department of Natural Resources (614) 265-6300 or 265-7027

Oklahoma
No permit required to possess.
Department of Wildlife Conservation (405) 521-3851 or 521-2739

Oregon
No permit required to possess.
Department of Fish and Wildlife (541) 872-5260 ext. 5518

Pennsylvania
Completely Illegal
Pennsylvania has been known to euthanize hedgehogs found in the state.
Game Commission (717) 787-4250 or 787-5740

Rhode Island
No permit required to possess.
Division of Fish and Wildlife (401) 277-3576 or 789-3094

South Carolina
No permit required to possess.
Wildlife and Marine Resources Division (803) 734-3833 or 734-3888

South Dakota
No permit required to possess.
Department of Game, Fish and Parks (605) 773-3485 or 773-3381

Tennessee
No permit required to possess.
Wildlife Resources Agency (615) 781-6585 or 781-6610

Texas
No permit required to possess.
Parks and Wildlife Department (512) 389-4419 or 389-4822

Utah
No permit required to possess.
Division of Wildlife Resources (801) 538-4846

Vermont
No permit required to possess.
Department of Fish and Wildlife (802) 241-3700

Virginia
No permit required to possess.
Department of Game and Inland Fisheries (804) 367-1000

Washington
No permit required to possess.
Department of Wildlife (206) 753-5719 or 753-5728

West Virginia
No permit required to possess.
Department of Natural Resources (304) 558-2758 or 348-2771

Wisconsin
No permit required to possess.
Department of Natural Resources (608) 266-2621 or 267-7857

Wyoming
No permit required to possess.
http://gf.state.wy.us/web2011/Departments/Hunting/pdfs/Regulations_Ch10_Brochure.pdf
Game and Fish Department (307) 777-4530 or 777-4582