| RRC | Radiative Recombination Continuum 
| Others |
| RRC | Radical Radiant Catholicism
| Others |
| RRC | Radio Resource Control
| Others |
| RRC | Radio Resource Controller
| Others |
| RRC | Railroad Crossing
| Others |
| RRC | Railway Recruitment Cell
| Others |
| RRC | Rancho Reata Community Alliance
| Others |
| RRC | Randell Research Center
| Others |
| RRC | Range Resources Corp
| Others |
| RRC | Range Rover Classic
| Others |
| RRC | Range Rover Club
| Others |
| RRC | Rape Recovery Center
| Others |
| RRC | Rational Requirements Composer
| Others |
| RRC | Re-Run Character
| Others |
| RRC | Rear Remote Control
| Others |
| RRC | Rebel Raceway Club
| Others |
| RRC | Reciprocal Road Charge
| Others |
| RRC | Reconstructionist Rabbinical College
| Others |
| RRC | Recovery Rebate Credit
| Others |
| RRC | Recovery Resource Center
| Others |
| RRC | Red River College
| Others |
| RRC | Redevelopment Ready Communities
| Others |
| RRC | Regimental Reconnaissance Company
| Others |
| RRC | Regional Rally Car
| Others |
| RRC | Regional Rally Championship
| Others |
| RRC | Regional Registration Center
| Others |
| RRC | Regional Reporting Center
| Others |
| RRC | Regional Resource Center
| Others |
| RRC | Regional Review Committees
| Others |
| RRC | Registered Roof Consultant
| Others |
| RRC | Rehab Reference Center
| Others |
| RRC | Rehabilitation Research Center
| Others |
| RRC | Relative Raising Children
| Others |
| RRC | Relatives Raising Children
| Others |
| RRC | Relief and Rehabilitation Commission
| Others |
| RRC | Renewable Resource Council
| Others |
| RRC | Reproductive Resource Center
| Others |
| RRC | Requirements Review Committee
| Others |
| RRC | Research Resources Center
| Others |
| RRC | Research Review Committee
| Others |
| RRC | Residency Review Committee
| Others |
| RRC | Residency Review Committee of ABEM
| Others |
| RRC | Resident Response Center
| Others |
| RRC | Residential Recovery Center
| Others |
| RRC | Residential Reentry Centers
| Others |
| RRC | Resource and Recovery Center
| Others |
| RRC | Resource Reentry Center
| Others |
| RRC | Resources for Residents and Communities
| Others |
| RRC | Respiratory Rehabilitation Center
| Others |
| RRC | Respiratory Rhythmicity Centers
| Others |
| RRC | Respondek Railroad Corporation
| Others |
| RRC | Rest and Recuperation Center
| Others |
| RRC | Restrictive Relative Clause
| Others |
| RRC | Retiree Resources Corporation
| Others |
| RRC | Retirement Research Consortium
| Others |
| RRC | Revenue Raising Capacity
| Others |
| RRC | Revenue Recovery Certificate
| Others |
| RRC | Reversible Restraints Control
| Others |
| RRC | RHASH Request for Comment
| Others |
| RRC | Richardson Runden Company
| Others |
| RRC | Rick Rian and Cassie
| Others |
| RRC | Rightwing Redneck Crusaders
| Others |
| RRC | Road Race Championship
| Others |
| RRC | Robert Ralph Carmichael
| Others |
| RRC | Rochester Regional Chamber
| Others |
| RRC | Rolling Resistance Coefficient
| Others |
| RRC | Rolls Royce Corporation
| Others |
| RRC | Roman Republican Coinage
| Others |
| RRC | Rotate Right with Carry
| Others |
| RRC | Round Rock Campus
| Others |
| RRC | Royal Red Cross
| Others |
| RRC | Ruby Root Compiler
| Others |
| RRC | Ruff Ryder Crew
| Others |
| RRC | Russian Robinson Club
| Others |