This is a question and follow-up initiated by Eduardo César Garrido Merchán in the Linkedin NLPeople group.
Meeting of the Association for Computational Linguistics (ACL)
Transactions of the Association for Computational Linguistics (ISSN: 2307-387X)
European Chapter of the ACL (EACL)
North American Chapter of the Association for Computational Linguistics
International Conference on Computational Linguistics (COLING)
Conference on Empirical Methods in Natural Language Processing (EMNLP)
Data & Knowledge Engineering.
IEEE Transactions on Knowledge and Data Engineering
Computational Linguistics
International Conference on Computational Linguistics and Intelligent Text Processing
Text REtrieval Conference (TREC)
International Joint Conference on Natural Language Processing
SIGIR
ECIR
CICLing.org
NLP conference calendar: http://www.cs.rochester.edu/~tetreaul/conferences.html