ACL: Association for Computational Linguistics
DeepMath: Conference on the Mathematical Theory of Deep Neural Networks
EMNLP: Empirical Methods in Natural Language Processing
ICLR: International Conference on Learning Representations
ICML: International Conference on Machine Learning
INLG: International Natural Language Generation Conference
NAACL: North American Chapter of the Association for Computational Linguistics
NeurIPS: Neural Information Processing Systems


The above contains top venues in machine learning and natural language processing. 
As of 2023, using an arbitrary metric: 
- Top three venues in the ML community: ICLR, NeurIPS, ICML. 
- Top three venues in the NLP community: ACL, EMNLP, NAACL. 
See: 
(1) https://scholar.google.com/citations?view_op=top_venues&hl=en&vq=eng_artificialintelligence
(2) https://scholar.google.com/citations?view_op=top_venues&hl=en&vq=eng_computationallinguistics