My fiance is applying for medical residencies and I have been working as a dentist for a year and a half so I was doing a little research on this as well. Here is a list I got off the ADA website. I am also doing a bit of research as to how many years it takes in another state for licensure by credential (some info is added onto this list).
Alabama: accepts CITA;
Alaska: accepts CRDTS and WREB;
Arizona: accepts WREB;
Arkansas: accepts SRTA;
California: accepts California (independent) exam and WREB; or 5 years in one state
Colorado: accepts all state and regional exams;
Connecticut: accepts NERB, other exams if NERBdiagnostic section is completed and offers option to complete PGY1;
Delaware: accepts Delaware (independent) exam;
District of Columbia: accepts NERB;
Florida: accepts Florida (independent) exam;
Georgia: accepts CRDTS;
Hawaii: accepts CRDTS;
Idaho: accepts CRDTS, WREB and for 2006-07, will accept the results of any testing entity administering the ADEX exam;
Illinois: accepts NERB, CRDTS, SRTA and WREB;
Indiana: accepts all regional exams;
Iowa: accepts CRDTS and WREB;
Kansas: accepts all state and regional exams;
Kentucky: accepts NERB, SRTA and WREB;
Louisiana: accepts all regional exams provided they include components taken on patients;
Maine: accepts NERB;
Maryland: accepts NERB;
Massachusetts: accepts NERB and other state and regional exam results as long as NERB written portion is successfully completed; or 5 years in one state
Michigan: accepts NERB;
Minnesota: accepts CRDTS. Accepts WREBif ADEXParts I and III are completed. Offers option to complete PGY1 as long as residency includes an outcomes assessment evaluation;
Mississippi: accepts CITA;
Missouri: accepts all state and regional exams;
Montana: accepts CRDTS and WREB;
Nebraska: accepts CRDTS, NERB, SRTA and WREB;
Nevada: accepts Nevada (independent) exam and WREB;
New Hampshire: accepts NERB and similar regional exam results if board deems the exam equivalent; or 3 years experience
New Jersey: accepts NERB;
New Mexico: accepts CRDTS and WREB;
New York: accepts NERB. Will require PGY1 for initial licensure as of Jan. 1, 2007;
North Carolina: accepts CITA;
North Dakota: accepts CRDTS, NERB, SRTA and WREB;
Ohio: accepts CRDTS, NERB, SRTA and WREB;
Oklahoma: accepts WREB;
Oregon: accepts all state and regional exams;
Pennsylvania: accepts NERB;
Puerto Rico: undetermined at press time (CITA reports Puerto Rico accepts CITA results);
Rhode Island: accepts NERB. Other regional exams accepted with scoring restrictions;
South Carolina: accepts CRDTS, NERB and SRTA;
South Dakota: accepts CRDTS and WREB;
Tennessee: accepts SRTA and WREB;
Texas: accepts CRDTS and WREB;
Utah: accepts CRDTS, NERB, SRTA and WREB;
Vermont: accepts NERB. CRDTS, SRTA, WREB also accepted as long as NERB written portion is successfully completed;
Virgin Islands: accepts Virgin Islands (independent) exam;
Virginia: accepts SRTA; also accepts CRDTS, NERB, WREB results taken after Jan. 1, 2005;
Washington: accepts CRDTS, NERB, SRTA and WREB; has pilot project in Yakima Valley, Wash., exploring option of PGY1;
West Virginia: accepts all state and regional exams;
Wisconsin: accepts NERB. Accepts WREB if ADEX Parts I and III are completed;
Wyoming: accepts CRDTS, NERB, SRTA and WREB.