| K1 | K6 | Composition | Date | Place |
|---|
| 261 | 261 | Adagio in E for Violin | 1776 | Salzburg |
| 269 | 261a | Rondo in B flat for Violin | 1776 | Salzburg |
| 238 | 238 | Concerto in B flat for Piano, No. 6 | January 1776 | Salzburg |
| 239 | 239 | Serenata notturna in D | January 1776 | Salzburg |
| 240 | 240 | Divertimento in B flat | January 1776 | Salzburg |
| 252 | 240a | Divertimento in E flat | Early 1776 | Salzburg |
| 241 | 241 | Church Sonata in G | January 1776 | Salzburg |
| 101 | 250a | 4 Contredanses, "Serenade" | ?Early 1776 | Salzburg |
| | 269b | 4 Contredanses | ?Early 1776 | Salzburg |
| 242 | 242 | Concerto in F for three pianos, No. 7, "Lodron" | February 1776 | Salzburg |
| 243 | 243 | Litaniae de venerabili altaris sacramento in E flat | March 1776 | Salzburg |
| 244 | 244 | Church Sonata in F | April 1776 | Salzburg |
| 245 | 245 | Church Sonata in D | April 1776 | Salzburg |
| 246 | 246 | Concerto in C for Piano, No. 8, "Lutzow" | April 1776 | Salzburg |
| 247 | 247 | Divertimento in F, "Lodron" | June 1776 | Salzburg |
| 248 | 248 | March in F | June 1776 | Salzburg |
| 260 | 248a | Offertory in D, "Venite populi" | Mid 1776 | Salzburg |
| 250 | 248b | Serenade in D, "Haffner" | June 1776 | Salzburg |
| 251 | 251 | Divertimento in D | July 1776 | Salzburg |
| 249 | 249 | March in D, "Haffner" | July 20, 1776 | Salzburg |
| 253 | 253 | Divertimento in F | August 1776 | Salzburg |
| 254 | 254 | Divertimento (Trio) in B flat | August 1776 | Salzburg |
| 255 | 255 | Recitative and Aria for Alto, "Ombra felice" | September 1776 | Salzburg |
| 256 | 256 | Aria for Tenor, "Clarice cara mia sposa" | September 1776 | Salzburg |
| 257 | 257 | Missa in C, "Credo" | November 1776 | Salzburg |
| 263 | 263 | Church Sonata in C | December 1776 | Salzburg |
| 274 | 271d | Church Sonata in G | 1777 | Salzburg |
| 289 | 271g | Divertimento in E flat | ?1777 | ?Salzburg |
| 277 | 272a | Offertory in F, "Alma Dei creatoris" | 1777 | Salzburg |
| 286 | 269a | Notturno in D for Four Orchestras | Dec. 1776-Jan. 1777 | Salzburg |
| 270 | 270 | Divertimento in B flat | January 1777 | Salzburg |
| 271 | 271 | Concerto in E flat for Piano, No. 9, "Jeunehomme" | January 1777 | Salzburg |
| 267 | 271c | 4 Contredanses | Early 1777 | Salzburg |
| 266 | 271f | Trio in B flat | Early 1777 | Salzburg |
| 278 | 271e | Church Sonata in C | March-April 1777 | Salzburg |
| 287 | 271H | Divertimento in B flat, "Lodron" | June 1777 | Salzburg |
| 272 | 272 | Recitative and Aria for Soprano, "Ah, lo previdi" | Aug. 1777 | Salzburg |
| 273 | 273 | Gradual in F, "Sancta Maria, mater Dei" | Sept. 9, 1777 | Salzburg |
| 275 | 272b | Missa brevis in B flat | Late 1777 | Salzburg |
| 395 | 300g | Capriccio in C for Keyboard | October 1777 | Munich |
| 309 | 284b | Sonata in C for Keyboard | Oct.-Nov. 1777 | Mannheim |
| 311 | 284c | Sonata in D for Keyboard | November 1777 | Mannheim |
| 285 | 285 | Quartet in D for Flute, Violin, Viola and Cello | Dec. 25, 1777 | Mannheim |
| 307 | 284d | Arietta in C, "Oiseaux, si tous les ans" | Winter 1777-78 | Mannheim |
| 313 | 285c | Concerto in G for Flute | Early 1778 | Mannheim |
| 314 | 285d | Concerto in D for Flute (Oboe?) | Early 1778 | Mannheim |
| 301 | 293a | Sonata in G for Violin and Keyboard | Early 1778 | Mannheim |
| 302 | 293b | Sonata in E flat for Violin and Keyboard | Early 1778 | Mannheim |
| 303 | 293c | Sonata in C for Violin and Keyboard | Early 1778 | Mannheim |
| 305 | 293d | Sonata in A for Violin and Keyboard | Early 1778 | Mannheim |
| 308 | 295b | Arietta, "Dans un bois solitaire" | Winter 1777-78 | Mannheim |
| | 285a | Quartet in G for Flute, Violin, Viola and Cello | Jan.-Feb. 1778 | Mannheim |
| 294 | 294 | Recitative and Aria for Soprano, "Alcandro, lo confesso" | Feb. 24, 1778 | Mannheim |
| 295 | 295 | Aria for Tenor, "Se al labbro mio non credi" | Feb. 27, 1778 | Mannheim |
| | 295a | Recitative and Aria for Soprano, "Basta, vincesti" | Feb. 27, 1778 | Mannheim |
| 296 | 296 | Sonata for Violin and Keyboard in C | March 11, 1778 | Mannheim |
| 354 | 299a | 12 Variations for Piano on "Je suis Lindor" | Early 1778 | Paris |
| 300 | 300 | Gavotte | ?Early 1778 | Paris |
| 299 | 297c | Concerto for Flute and Harp in C | April 1778 | Paris |
| Anh. 10 | 299b | Ballet, Les petits riens | May-June 1778 | Paris |
| 297 | 300a | Symphony in D, No. 31, "Paris" | June 1778 | Paris |
| 304 | 300c | Sonata in E minor for Violin and Keyboard | Early summer 1778 | Paris |
| 310 | 300d | Sonata in A minor for Keyboard | Summer 1778 | Paris |
| 306 | 300l | Sonata in D for Violin and Keyboard | Summer 1778 | Paris |
| 316 | 300b | Recitative and Aria for Soprano, "Popoli di Tessaglia" | July 1778 | Paris |
| 264 | 315d | 9 Variations in C on "Lison dormait" | Late summer 1778 | Paris |
| 365 | 316a | Concerto in E flat for Two Pianos, No. 10 | 1779 | Salzburg |
| 364 | 320d | Sinfonia Concertante in E flat for Violin and Viola | 1779 | Salzburg |
| 321 | 321 | Vesperae de Dominica in C | 1779 | Salzburg |
| 276 | 321b | Regina Coeli in C | ?1779 | ?Salzburg |
| 345 | 336a | Choruses and Entr'actes for Thamos: König in Ägypten | 1779 | Salzburg |
| 378 | 317d | Sonata in B flat for Violin and Keyboard | Early 1779 or 1781 | Salzburg or Vienna |
| 329 | 317a | Church Sonata in C | ?March 1779 | Salzburg |
| 328 | 317c | Church Sonata in C | ?Early 1779 | Salzburg |
| 317 | 317 | Missa in C, "Coronation" | March 23, 1779 | Salzburg |
| 146 | 317b | Aria for Soprano in B flat, "Kommet her, ihr frechen Sünder" | March-April 1779? | Salzburg |
| 318 | 318 | Symphony in G, No. 32 | April 26, 1779 | Salzburg |
| 319 | 319 | Symphony in B flat, No. 33 | July 9, 1779 | Salzburg |
| 335 | 320a | Two marches in D | August 1779 | Salzburg |
| 320 | 320 | Serenade in D, "Posthorn" | August 3, 1779 | Salzburg |
| 315 | 285e | Andante in C for Flute | ?1779-80 | ?Salzburg |
| 334 | 320b | Divertimento in D | 1779-80 | Salzburg |
| 344 | 336b | Zaide | 1779-80 | Salzburg |
| 339 | 339 | Vesperae solennes de confessore in C | 1780 | Salzburg |
| 368 | 368 | Recitative and Aria for Soprano, "Ma che vi fece" | 1779-80 | Salzburg |
| 224 | 241a | Church Sonata in F | Early 1780 | Salzburg |
| 225 | 241b | Church Sonata in A | Early 1780 | Salzburg |
| 336 | 336d | Church Sonata in C | March 1780 | Salzburg |
| 337 | 337 | Missa solemnis in C | March 1780 | Salzburg |
| 445 | 320c | March in D | Summer 1780 | Salzburg |
| 338 | 338 | Symphony in C, No. 34 | Aug. 29, 1780 | Salzburg |
| 349 | 367a | Song, Die Zufriedenheit | Winter 1780-81 | Munich |
| 351 | 367b | Song, "Komm, liebe Zither" | Winter 1780-81 | Munich |
