Varieties currently produced in the US and Canada:  2018 US Acres - by Variety   2018 US Acres - by Acreage   Canadian Acres  Past Years

Potato Association of America

PAA - Certification Agency Contact Info

PAA - General Agency Survey

PAA - Summary of Rules and Regulations (U.S. & Canada)

PAA - Summary of Post Harvest Test Requirements (by state)

PAA - Latent Virus List

PAA - North American Seed Health Certificate

PAA - Limited Generation Table (modified), Current PAA Document

U.S. Seed Potato Certification Agencies

Alaska

California

Colorado

Idaho

Maine

Michigan

Minnesota

Montana

Nebraska

New York

North Dakota

Oregon

Utah

Washington

Wisconsin

Wyoming

USDA-APHIS Contacts

CFIA

Seed Potato Growers' Associations (or Growers' Directories/Commissions)
United States

Alaska

California

Colorado

Idaho

Maine

Michigan

Minnesota

Montana

Nebraska

New York

North Dakota

Oregon

Washington

Wisconsin

Wyoming

Canada

Alberta

Edmonton

New Brunswick

PEI

Saskatchewan