What does ECCL stand for?

Ecclesiastical

Equipment and Component Configuration Listing (DNAB)

Erie City and County Library (SAUS)

Error Checking and Correction Logic - Computer science (IAA)

Essex County Cooperating Libraries - Library network

Scriptores Ecclesiastici - Ecclesiastical Authors - Latin (ROG)

ecclesiastic (WDAA)

Ecclesiastical (SHCU)

Ecclesiastes - Old Testament book

Ecclesiazusae - of Aristophanes - Classical studies (OCD)