A · 75
- A C Black1
- A Publications1
- Abacus Publishers55
- Academic India Publishers4
- Academic Publishers9
- Ace Books4
- Ad Ads1
- Adams Media9
- Adith Publishers (Pvt) Company13
- Agahas Publication3
- Agasara (Pvt) Ltd3
- Agasara Education Publication4
- Agasara Educational Publications14
- Ahas Publishers27
- Ahasa Media Works1
- Aitbs Publishers1
- Akarsha Prakashakayo1
- Akarshanaa Publishers1
- AKS Publishers12
- Akshanaa Publishers1
- Akshara Publishers1
- Akura Book Publishers113
- Aladdin Paperbacks2
- Aleph3
- Alfred A Knopf1
- Alka Publications8
- Allen & Unwin2
- Allen Unwin2
- Allene & Unwin1
- Allied Publishers7
- Alligator Books1
- Alston Publishing House12
- Amali Creations1
- Amara Publication & Marketing1
- Amarasinghe Publishers Distributors2
- Amaryllis3
- Ananda Printers and Publishers1
- Anchor Books2
- Andersen Press London2
- Anderson Press Ltd3
- Angel Publishing House41
- Angle Publishing House Pvt. Ltd5
- Anjalee Athauwada1
- Anjana Book Publishers2
- Anness Publishing1
- Anujana Ekanayake1
- Aothur Publication1
- APA Publications Pte Ltd1
- Aparajithayo1
- Apooru poth1
- Aratuwa Book Publishers23
- Aratuwa Prakashana6
- Archbishop Oswald Gomis2
- Archeological Society of Sri Lanka1
- Ariya Publishers1
- Arrow75
- Ashirwada Prakashakayo10
- Ashirwada Prakashana13
- Ashirwada Publishers52
- Ashoka Publication1
- Asliya Printers4
- Astan Publications3
- Astraluxumie1
- Athenaeum Publication1
- Atlantic Books10
- Atlantic Publishers & Distributors9
- Atlas Hall Publication1
- Atom Books10
- Atria Books17
- August Books1
- Aureus1
- AuthorHouse1
- Authors Publication18
- Avon Books35
- Azeliya Publication1