The Collaborative International Dictionary of English v.0.48:

Consulate \Con"su*late\, n. [L. consulatus: cf. F. consulat.]
   1. The office of a consul. --Addison.
      [1913 Webster]

   2. The jurisdiction or residence of a consul. --Kent.
      [1913 Webster]

   3. Consular government; term of office of a consul.
      [1913 Webster]

WordNet (r) 3.0 (2006):

consulate
    n 1: diplomatic building that serves as the residence or
         workplace of a consul

Moby Thesaurus II by Grady Ward, 1.0:

140 Moby Thesaurus words for "consulate":
   Dymaxion house, White House, adobe house, aedileship,
   archbishopric, archiepiscopacy, archiepiscopate, aristocracy,
   bishopric, booking office, box office, branch, branch office,
   building, cabinet, casa, chairmanship, chambers, chancellery,
   chancellorate, chancellorship, chancery, chiefery, chiefry,
   chieftaincy, chieftainry, chieftainship, cliff dwelling, closet,
   consulship, corporate headquarters, country house, country seat,
   dacha, deanery, den, dictatorship, dictature, directorship,
   dwelling house, edifice, embassy, emirate, episcopacy, erection,
   executive office, fabric, farm, farmhouse, governorship, hall,
   headquarters, headship, hegemony, hierarchy, home office, house,
   houseboat, lake dwelling, leadership, legation, living machine,
   lodge, lordship, magistracy, magistrateship, magistrature,
   main office, manor house, manse, masterdom, mastership, mastery,
   mayoralty, mayorship, metropolitanate, metropolitanship, nobility,
   office, papacy, parsonage, pashadom, pashalic, patriarchate,
   patriarchy, penthouse, pontificality, pontificate, popedom,
   popehood, popeship, prefabricated house, prefectship, prefecture,
   premiership, presidency, presidential palace, presidentship,
   prime-ministership, prime-ministry, princedom, princeship,
   principality, proconsulate, proconsulship, protectorate,
   protectorship, provostry, provostship, ranch house, rectorate,
   rectorship, rectory, regency, regentship, roof, ruling class,
   seigniory, seneschalship, seneschalsy, sheikhdom, sheriffalty,
   sheriffcy, sheriffdom, shop, shrievalty, skyscraper, sod house,
   split-level, structure, study, supervisorship, suzerainship,
   suzerainty, ticket office, town house, tribunate, vicarage,
   vizierate, viziership