| Abbreviation | Definition |
|---|---|
| AAW | Adolph A. Weinman |
| ABPN | Alt.Binary.Pictures.Numismatic |
| ACCS | Ancient Coin Certification Service |
| ACG | Accu-Grade |
| ACSB | American Coin Stamp Brokerage |
| AF | Absolutely Fake |
| AG-3 | Almost Good 3 (coin grade) |
| ANA | American Numismatic Association |
| ANACS | American Numismatic Association Certification Service |
| ANALOGFOUNDATION | Analog Coin is type of cryptographic currency produal in INRX Blockchain by using EPOS mechanism. |
| ASE | American Silver Eagle |
| AU | About Uncirculated |
| AU-50 | Almost Uncirculated 55 (coin grade) |
| AU-55 | Choice Almost Uncirculated (coin grade) |
| AVF | About Very Fine |
| AWC | Atomic Wallet Coin |
| AXF | About Extremely Fine |
| B | Beau (French coin grade equivalent to Very Good) |
| B | Bello (Italian coin grade equivalent to Very Good) |
| B# | Bolender Number |