- Source: NRR
- Oksima
- Stasiun Negararatu
- Daftar stasiun kereta api di Indonesia
- Dewan Perwakilan Rakyat Daerah Provinsi Nusa Tenggara Timur
- Naval Station Roosevelt Roads
- Jalur kereta api Prabumulih–Panjang
- Ali Yafie
- Bachtaruddin
- Sitarabin
- Haloarchaea
- NRR
- Net run rate
- Earplug
- Fertility
- NrrF RNA
- Hearing protection device
- 2025 Indian Premier League
- 2026 Men's T20 World Cup
- Rajasthan Foundation
- N1-Acetyl-5-methoxykynuramine
NRR may refer to:
Club
Newport Reading Room, a gentlemen's club in Newport, Rhode Island
Electronic mail
No Reply Required in the subject field of an email
Law and regulation
National Recording Registry in the United States
Non-Repudiation of receipt, a legal acknowledgement of origination/authorship of a document (as per internet RFC4130)
Office of Nuclear Reactor Regulation in the United States
Medicine/science
Net reproduction rate in human fertility
Nitrogen reduction reaction, the conversion of N2 to ammonia
Noise reduction ratings in hearing protectors
Music
National Rock Review, an American website for rock music reviews and interviews
Business
Customer retention#NRR: Net Revenue Retention
Sport
Net run rate in cricket
Places
IATA code of José Aponte de la Torre Airport in Ceiba, Puerto Rico