FSSP means Fraternitas Sacerdotalis Sancti Petri
Priestly Fraternity of St. Peter in
Religion
Similar to FSSP
ABY - American Baptist Youth
AC - After Creation
AC - Abhay Charanaravinda, Swami
AC - Anti Christ
AC/DC - Anti-Christ Devils Children
ACAP - Atlanta Christian Apologetics Project
ACAP - Adventist Composers, Arrangers, and Poets
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