C4 TWOV:Transit without visa.
full story >>CP HQRAP:public interest parolee.
Continue reading >>O2:Temporary worker accompanying or assisting O1. (See O2 in: Classes currently not in use - Immigrants.)
Continue reading >>O3:Spouse or child of O1 or O2.
Continue reading >>OP:Overseas parolee - PIP (e.g., extension of refugee programs such as for Soviets).
Continue reading >>P1:Temporary Worker, internationally recognized athlete or entertainer
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