Ok after some research here is what i found
http://en.wikipedia.org/wiki/Stop_and_Identify_statutes
As of 2009, the following 24 states have “stop and identify” laws, sometimes incorporating them into their loitering and prowling statutes (Florida as an example):
Alabama Ala. Code §15-5-30
Arizona Ari. Rev. Stat. Tit. 13, §2412 (enacted 2005)
Arkansas Ark. Code Ann. §5-71-213(a)(1)
Colorado Colo. Rev. Stat. §16-3-103(1)
Delaware Del. Code Ann., Tit. 11, §§1902, 1321(6)
Florida Fla. Stat. §856.021(2) (loitering and prowling)
Georgia Ga. Code Ann. §16-11-36(b) (loitering statute)
Illinois Ill. Comp. Stat., ch. 725, §5/107-14
Indiana Indiana Code §34-28-5-3.5
Kansas Kan. Stat. Ann. §22-2402(1)
Louisiana La. Code Crim. Proc. Ann., Art. 215.1(A)
Missouri Mo. Rev. Stat. §84.710(2)
Montana Mont. Code Ann. §46-5-401
Nebraska Neb. Rev. Stat. §29-829
Nevada Nev. Rev. Stat. §171.123
New Hampshire N. H. Rev. Stat. Ann. §594:2
New Mexico N. M. Stat. Ann. §30-22-3
New York N. Y. Crim. Proc. Law (CPL) §140.50 (1)
North Dakota N.D. Cent. Code §29-29-21 (PDF)
Ohio Ohio Rev. Code §2921.29 (enacted 2006)
Rhode Island R. I. Gen. Laws §12-7-1
Utah Utah Code Ann. §77-7-15
Vermont Vt. Stat. Ann., Tit. 24, §1983
Wisconsin Wis. Stat. §968.24