Added areas 3482-3506, projCRSs 3740-51. For areas 2133-36, added Alaska (AK) to area name and area of use. For area 2140, replaced AK with CA, OR and WA. For areas 2141-49, 3114-17, 3404-07 and 3419 added US states to area of use. For areas 3372-75, added AK and OCS to area name. For CRSs 26904-05, changed area code from 2134-35 to 3489 and 3492 respectively. For CRSs 3370-73, 26701-xx and 26901-22, added remarks.