A. A pleading which is required to be served, but which may not be served under Article 1313, shall be served by the sheriff by either of the following:
(1) Service on the adverse party in any manner permitted under Articles 1231 through 1266.(2)(a) Personal service on the counsel of record of the adverse party or delivery of a copy of the pleading to the clerk of court, if there is no counsel of record and the address of the adverse party is not known.(b) Except as otherwise provided in Article 2293, service may not be made on the counsel of record after a final judgment terminating or disposing of all issues litigated has been rendered, the delays for appeal have lapsed, and no timely appeal has been taken.B. Personal service on a partner or office associate of a counsel of record, including a secretary, receptionist, legal staff, administrative staff, or paralegal in the employ of the counsel of record, at the office address of record of the counsel of record shall constitute valid service under Paragraph A of this Article.