| BCH | Baker Campbell Hausdorff 
| Others |
| BCH | Balancing Calming and Healing
| Others |
| BCH | Banco Central de Honduras
| Others |
| BCH | Banco Central Hispanoamericano
| Others |
| BCH | Bandy Carroll
| Others |
| BCH | Bandy Carroll Hellige
| Others |
| BCH | Baptist Children's Home
| Others |
| BCH | Barron Collier High
| Others |
| BCH | Basal Cell Hyperplasia
| Others |
| BCH | Batch process object file (dBASE Application Generator)
| Others |
| BCH | Bay City Handy High School
| Others |
| BCH | Beach
| Others |
| BCH | Beach City High
| Others |
| BCH | Bearer Channel
| Others |
| BCH | Behavioral and Community Health
| Others |
| BCH | Benign Congenital Hypotonia
| Others |
| BCH | Benign Cough Headache
| Others |
| BCH | Benjamin Christopher Hansen
| Others |
| BCH | BIggest Crooks Hands
| Others |
| BCH | Binary Coded Hexadecimal
| Others |
| BCH | Biosafety Clearing House
| Others |
| BCH | Birmingham Children's Hospital
| Others |
| BCH | Bitcoin Cash
| Others |
| BCH | Bjoern C Hasse
| Others |
| BCH | Bomber Command Heritage
| Others |
| BCH | Boot Console Handler
| Others |
| BCH | Bose and Chaud huri
| Others |
| BCH | Bose Chaudhuri Hochquenghem
| Others |
| BCH | Bose Chaudhuri Hocquenghem
| Others |
| BCH | Bose, Chaudhuri, and Hocquengum
| Others |
| BCH | Bose, Chaudhuri, Hocquengum
| Others |
| BCH | Bose-Chaudhuri-Hocquenghem
| Others |
| BCH | Boston Children's Hospital
| Others |
| BCH | Boston City Hospital
| Others |
| BCH | Boulder City Henderson
| Others |
| BCH | Boulder Community Health
| Others |
| BCH | Boulder Community Hospital
| Others |
| BCH | Brady Chapman Holland
| Others |
| BCH | Bring Conservation Home
| Others |
| BCH | British Columbia Hydro and Power Authority (Southern Railway of British Columbia)
| Others |
| BCH | Broadcast Channel
| Others |
| BCH | Brokers Clearing House
| Others |
| BCH | Bureau Contract Hospital
| Others |
| BCH | Business Contract Hire
| Others |
| BCH | Datafile (Datalex EntryPoint 90)
| Others |
| BCH | Southern Railway of British Columbia Limited
| Others |