Do Catholics Have to Attend the Same Parish Every Sunday?
Can Catholics attend another parish? Understand Sunday Mass, travel, parish registration, Eastern Catholic liturgy, and why a non-Catholic service is different.
Related: Do Catholics Have to Attend the Same Parish Every Sunday? · same church · different Catholic churches · home parish · Mass different parish

Frequently Asked Questions
Can I fulfill Sunday obligation at another Catholic parish?
Yes. For Latin Catholics, canon 1248 §1 permits Mass anywhere in a Catholic rite on Sunday or the evening before. You do not have to attend your registered parish.
Does registering at one parish prevent visiting another?
No. Registration helps pastoral care and parish administration. It does not normally restrict where you may attend Catholic Mass.
Can a Latin Catholic attend an Eastern Catholic Divine Liturgy?
Yes. An Eastern Catholic Eucharistic liturgy is Catholic. Attending does not automatically change your enrollment in a Church sui iuris; Eastern Catholics should follow their own applicable discipline.
Does a Protestant service replace Sunday Mass?
No. Attending a non-Catholic service does not ordinarily fulfill a Latin Catholic's Sunday Mass obligation. If Mass is impossible for a grave reason, ask about the appropriate prayer and pastoral guidance.